NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined
Edition: Model Aviation - 1982/01
Page Numbers: 20, 21, 22, 23, 24, 25, 26, 27, 28
NO OCR TEXT NO OCR TEXT drawing presented article traced factory drawing distinctive features airplane conformal dorsal fin Razor back covering used actual airplane dope-shrinkable fiberglass suitable use models because its tremendous shrink factor Im told extreme care lot skill must exercised actual airplane covered because little too much dope wrong place will actually cause steel tube structure bend out shape Razor back shrinks able achieve con formal dorsal using Super Coverite key success operation patience very gentle application heat later Wing construction three sections center two outer panels can bonded together permanently left independent j ease storage transportation flat bottom modified USA35B airfoil used full-size airplane checked out found suitable use model Wing sections built directly over plan aflat building board Note outer panel rib layout such both left right panels can built over same plan Simply make allowance passage dihedral bracing inboard side 64 30 0 MAULE M-5 UVIAR ROCKEr 024 ea02 10 9 47 765 I-V4 K HO 7 22 Model Aviation 1-irewa xoension oox is crc ciampeu Tar gluing nn e dovetaii-sype extension snown plans pick tnat suits intended power source n wu1 IuCi lines Ifl piece 1-irewail ares nas thoroughly waled painted prevent fuel seepage Maule firewall design allows much choice engine installations addition 1 1/2-in spacer allowed mounting Webra gi Its water-cooled engine connected homemade radiator Robart Super Pumper moving coolant through jacketed head pays put clamps tubing avoid loosening due vibration 340 5/61 1/16 PLYWOOD FLAP HORN 3/16 PLYWOOD REAR SPAR REINFORCEMENT THRU C SECTION AILERON SERVO ONE EACH WING 3/16 PlYWOOD DIHEORAL BRACES FRONT AND BACK OF MAIN SPAR TO 4TH ROQUT FLAP SERVO IN CENTER SECTION 3/8 PLYWOOD WING MOUNT I/BSO BALSA FRAMEWORK 1/4 SHEET RIdRING ON 1/4 50 SPRUCE DORSAL 1/4 BALSA SHEET RIDDER 3/8 BALSA POST v8 SHEET FROM 1 ID POST II/4 X 1/2 STABIL MOUNT 1/4 PLYWOOD BASE III/4 X 3/B SPARS SO N 1/16 PLYWOOD DIHEDRAL BRACING TO BUTT RIB ONLY FRONT AND BACK MAIN S1R 1/4 PLYWOOD WING CS MOUNT WITh TIMO V4DOWELS THRU /4 PLYWOOD CABIN TOP AT D FIBERGLASS COWL FROM FIBERGLASS MASTER FOX 20CC TININ ENGINE 1/4 PLYWOOD BOX EXTENDS ENGINE AND CONTAINS FLEL TANKRUBBER SHOCK TIJBE x 1/4 PLY WODO FREWALLC STRUT MOUNT 1/16 PLYO INSIDE DOUBLER FROM CIOF CI/4X 5/B 1/8 BALSA SIDINGTOF 1/2 E BLOCK MOJhSI/B TEMPERED ALLR*IUM WIRE GEAR2024T4TIAl0 LEGLG ON v4 PLYWOOD FUSE MOIJNT 3A6 MUSE WIRE ONE PIECE 4 /2 WHEELS i 1/8 SHEET FORMERS -A ~7J X /2 I/4X 3/B BALSA L E C B ASSOC 1ILWHEEL 5580 2 WHEEL 1/4 X AIERON SPAR 1/16 PLYWOOD AILERIJ HORN 1/4 SQ REAR SPAR WITh 1/16 WEB N BALSA BLOCK FORMED TIPS SHEET BALSA 2 SPRUCE SPAR I/B SUB LETOP AND BOTTOM FULL SPAN RIBS]\ WEBS BETWEEN /\ X LEADING EDGE / 1/16 SHEET BALSA / AND ITTOM ENTIRE WING 1/8 RIBS AND NOSE RIBS note different locations strut support members suggested Nyrods used aileron flap control since ap proach keeps things simple Separate servos outer panel should used aileron control heavy duty servo center sufficient control flaps model fully equipped directional lighting search beams wings Tail construction horizontal vertical stabilizers built over plan using stock balsa spruce Note however com pleted model found require some tail ballast proper CG placement Therefore could go expensive solid balsa tail surface desire scale purposes rib outlines should duplicated can accomplished using narrow strips heavy paper thin cardboard cemented solid sheet Fuselage Begin building two side frames balsa spruce Build directly over plan second directly over first sheet waxed paper between will assure two identical sides Next cut 1/16 plywood inner doublers including cut-outs win dows epoxy inside right left side frame Taper aft end frame proper joining angle matching frames up over top view tapering accord ingly Cut out firewall landing gear mounting plate wing hold-down former crosspieces good grade ood Epoxy firewall sides using square Now join two sides firewall wing trailing edge using plywood crosspieces top bottom Epoxy 16 spruce inner rails insides fuselage sides along wing saddle Epoxy mounting plate between sides location indicated plan Using wing center section guide epoxy wing hold-down former place Drill diameter holes leading edge dowels center section Epoxy h-in hard wood wing hold-down crosspiece between fuselage sides under spruce inner rails trailing edge location Drill No 7 holes hold-down bolts tap -20 thread block Drill clearance holes wing center section bolt place Check alignment make minor adjustments required assure square fit around Cut out bend -in aluminum main landing gear struts drill mounting holes through mounting plate after aligning clamping struts place correct loca tion Bend 3/16 music wire secondary strut/ axle exact shape shown plan fit position between main struts Locate grooved hardwood block landing gear mounting plate tack-glue position Make sure secondary strut slips groove easily axles slide main struts binding Now tap holes assemble bolting main struts place sliding axle through hole strut grooved block slipping other main strut over opposite axle bolting place mounting plate Note since screws accessible inside cabin gear can removed time set aside until model has completed Using top view reference clamp fuselage place over plan join tailpost assuring symmetry about center line Glue alsa cross braces gussets vertical side-member location ensuring true match top view side contour go frame next sure twist box-like framework squaring up sides building surface before after section completed Epoxy ood tail wheel mounting plate position across lower longerons x 1 cross braces stab location Drill holes insert mounting hardware tail wheel assembly cement -in balsa filler blocks either side assembly Cement fuselage side formers area will sheeted cement instrument panel former between sides shown Cement sq balsa stringers formers line windows 1/16 balsa sheet Sand liner pieces match contour side formers Sheet sides using medium grade a Cement fuselage belly formers place continue sheeting up alsa stringers Locate slots siding through landing gear struts will pass easily accomplished using long X-Acto carving knife blade laid flush against landing gear plate piercing side sheeting inside out Trial-fit gear struts trim siding necessary smooth fit Complete sheeting belly sheet forward top deck Cut FOX 2O~~RGISS COWL1 IF BARXLASS BASTERIII SHOWNI BAOX NyJIZO6Iii NS ESTEN BOX 04 NICLOEX B WIOOSIAEEN S ENXINE MOIMT DETAIL /4 FLY FIREWALLFIALASS COWL FIREWALL FflEL TAIlS NOISE BOX 1K _ I/H PLY ENSINE EXTEBAON BOX CB ASSOC 3-52ILEAXTE-lO SliT EASElS IBEXI 5 SPINNER SEE SEXAILB BALSA BEET _______ SEC84LThOSE SE CXIRIJCITh LW PLYVOW J7ER SEC lAB CENTER SECTION~ BALSA B BWEfl FLAX SERVO LOCATER L7PLY SERVO LSCASOR IOIE SERVO FOR EAQ4 AILERON F v4S~BALSA- I/B LW WAX I/43/e 5241/4545/BA ELEVATOR 84 550 BALSA24 Model Aviation SENOTES 1106 PLY 11*0 SCAflER V4 BALSA SEET DOSSAL CGflNJATOS /OVER WIlD ~ fEFE __V4S0 srREns~zXhifii[BALSA ~7___- ----FUSELAGF SIDE VIEW 1 vBAflS RV 1DOOR wT-IJ 107 HVF Wool 3/ 71~ xEN LOW SA 075 ONE EN LA $7011010 01 iCioflO FtA H0004 RIO$001 ONE EISA WE 75 MAPS 0lO5W SEW FOR RaE AFISoOWHNolRSECTiON A SECTiON AT S01WREol RIO ATEN 4 I/S WHEELSWNEO OOHi / __________AR BALSA -jLW PLY 3 4 5 r COWL NOSESCALE V4-SISIN 9Z5AREA 1421 SQ lIE DESIOPED B CIlAWN BY D PBLLIEO FULL-SIZE PLANS AVAILABLE SEE PAGE 140 SIB LEAmB EDGE V LW SB-LEADEN ESSEThEEN RBS ---3----t u IF0 506 PLYIIIIII if001R-SCA WOTh 01712W F- PC BOX 045 NI I0000001 ROYSNE y ENS IITB NIEBIER NG PLAN RIGHT SIDE WUGH IIII 10 F]__A STABILIZER lRL4 INSATAESTRJT1/ - rESOIIEBE/11 LW OP dSIYR -SECT APE SIBLWNG AK-tJ 1 RIdS TIPS ARE SIAE BALSA ALOCRE RERIFERCED ARCAJAD TIE EDGE 05145 3M -I-ROLONED 20*1 OS FIBRALASS AND RESIN 1F V7t LW 50 LWPL I/B BBSA LlWPIVB /LWOS LW SO VB RECTEDI EEBO-O BE COVERING ~SARUCE ESRORORD BRACEAFT BRACEJ2I/OR PlY INNERj V IRLER BALSA EBAL BRACES 2 E B OP 3/B Pt001 NOR11•WING~31IL 010570 REV-lUIl/I BOONECENTER SECTION DETAIL-LW PlYFBC COVF-B LW SINE BALSA TYPICAL FLAP SECTIONSECTION F-FLW SO BALSA LW ____I/ BALSA AIlKMAULE ARSO ILIWBALSACIL _ _ LW SOWINO RIB B CONSTRUCT ON SETAL ~ALERON SECT FABRE SGES LW SOSF0 TOOWJCE M-5 LUNAR ROCKET MIIIV/IIAO\11MIV- LWSO E 1/4SPAN SISS AREA 1421S0 lIlt OIasWSrDESIGNED BY D PALLWBAO SECTION S-A OlOR I-ISECTION ING BY JCE DEMARCO DOE 21 January 198225 FUSELAGE I/B PLY BIER SOBER TOP VIEW I/BBALSA INSYRLEENT BABEL View fuselage side shows structure prior addition side formu Fuselage siding /s balsa sheet Windows cut Out inside outer longerons structure extremely strqng after sides completely sheeted Top surface wing prior sheeting Electrical wiring scale search beams landing lights Firewall extension box place note TappeO soceis tor engine mount ing bolts Length box can varied different engines Side top deck sheeting installed Sheeting 1/a balsa over box structure very strong Firewall extension box fitted later Main landing gear struts bolt ply mounting plate inside cabin secondary strut piece includes axles Hnri7nntni tb going together over plans Pin clamps help hold trinc whinh pan enili sikor inaa Ii. B Vertical stab assembly curved leading piece serves ass former conformal dorsal during applIcation Super Coverite Glass Wing Tips through sheeting inside windows trim flush liners may now glue side lower stringer locating formers fuselage cement balsa sheet sides tail Cement pruce stringers sides tringers bottom engine box assembly can now fabricated epoxied firewall Note length box will depend upon particular engine mount will use double check spinner backplate-to-firewall dimension prior cutting box parts fiberglass cowl used prototype can purchase dupli cate Fiberglass Master PO Box 1 34M Bayshore NY 11706 make yourself cross sections given plan Final assembly will much easier cover horizontal stab elevators prior assembly Cut away material covers glue area sure align stab perfectly fuselage center line wing necessary install elevator rudder linkage now because once vertical stab cemented place very little room get aft end fuselage Dual rods wires suggested should figure having mount servos far aft possible since will probably required achieve proper balance may cover sides bottom fuselage before cementing vertical stab place Cement fin fuselage structure assuring fore aft posts make good contact structure long dorsal member comes up meet former wing trailing edge proper height angle Check alignment rudder post fuselage tail post using rudder hold proper position glue sets Cement gussets vertical standoffs between dorsal fuselage crossbraces location shown plan Shape cement a dorsal continua tion over wing center section starting trailing edge Balsa filler blocks should cemented center section over holddown bolt locations shaped conform slope fabric covering will assume Finally youre ready tackle conformal January 1 982 27 youre handy fiberglass can tabricate own wing tips Tips cut foam plywod ribs epoxied Dowel holes drilled tips roughsanded shape lips supporrea aowels 4-az glass cloth isapplied Keep tipa separate resin curing r has set lay glass overthe bottom bond top layer resin sure dont touch step Cutthetips apart trim sand final shape Applyone coat resin overall give smooth surface painting Dremef tool tligh-speed router head can used hollow out tips lightness Holes outside scale running lights Leftwingtip installed hollowedtheyareverylight glasacloth makes scuff-resistant Fuselage tail structure shows clearly view Wiring scale tail running lights Note gussets Tail wheel assembly Robart mounted ply plate fuselage dorsal Begin cutting piece Super Coverite about 2 too large edges Position fabric over area covered approxi mately equal overhang around tack fabric upper fuselage longeron Fold fabric over radiused section fin between fin leading edge dorsal leaving more-than-normal amount slack tack fabric section Now tack fin tip rudder post dorsal sequence trying keep covering uniform possible step way Finally tack former trailing edge location Work irregularities out releasing retacking fuselage longeron Now dont get carried away shrink ing covering just yet Follow procedure outlined above other side will wind up twisted fin both sides look roughly same terms tautness apply heat uniformly possible both sides working wing trailing edge back until fabric just tightens youre done will very pleasantly surprised entire aft fuselage simply merges large fin Now final application heat tighten covering up its final stretch limit Windows best handled using 04-in buty rate clear plastic Since windows will have curve order conform fuselage contour thicker plastic will easier work will have less tendency buckle simple framework 1/16 sq spruce cemented inside window outline away edge thickness plastic will provide good surface onto cement windows windshield outline full-size airplane shown plan well simpli fied can formed flat piece clear plastic cut outline shown plan simply wrapping scale windshield required vacuum forming over appropriately carved plug Fiberglass Master also capable supplying formed windscreens Scale enthusi asts stand-off sport flying modified windshield will just fine Finishing youve used Super Coverite did four coats clear dope followed two light coats epoxy polyurethane white should sufficient achieve scale fabric appearance fuselage wing should covered -oz fiberglass resin sanded 400 wet given high gloss finish fullsize airplane has metal-skinned wing time prototype finished standard assembly line colors either red white black pinstripe blue white black pinstripe Since Maule has introduced new money attractive color scheme consists same pattern bright yellow white maroon pinstripe real eyecatcher Flying initial expectations realized first couple flights Fox 12 opposed twin Myron selected use power plant just didnt seem have right thrustl power airplane flew snappy performance exhibited M-5 just wasnt both felt engine should per form better sent back Fox adjustment Upon receiving engine back very nice letter set engine up once again ran found really couldnt get full rpm length time engine quitting led us conclude engine just wasnt fully broken yet run rich side couple tanks leaned out stages Voila finally got good run rated rpm same engine run first received considerable breakin period clearly required order obtain peak performance next flight proved worth effort expended getting engine run right Lunar Rocket flew true its name Takeoffs effortless vertical climbs respectable Maneuverability aerobatics pilot could wish landings made mere 20 mph 20 degrees deployed flaps prototype weighed 20 pounds included extra servo batteries lighting system M-5 will no doubt fly well chainsaw engine good 90 take pick Whatever selection engines going have best flying Quarter Scalers field also best looking airplanes come along long time Happy flying SAFE FLYING IS NO ACCIDENT 28 Model Aviation Super Coverite tacked vertical tail fuse carefully shrunk simulate conformal dorsal Its easy See text Ready covering fiberglass cowl place Wing built three sections can left separate easy transportation joined