MODEL RESTORATION subject probably dont give much thought What have to restore/refinish model considerable amount fuel dirt has collected engine compartment structure general after several years use pre pare craft all-new paint scheme can applied itll go way did orig inally George Gaydos Elmwood Park NJ would like share us method model refur bishing has kept Scale models flying years Gaydoss airplanes F7F Tigercat started out Carrier model converted Scale several years back 20 years old still going strong Gaydos says biggest challenge cor recting damage areas fuel/oil chemical residues have collecting over long periods time rather restoration whole areas usually engine com partment nacelles first step course determine whether model worth saving Generally senti mental feelings about model play great part decision answer yes proceed re moving engine accessories wheels fuel tank possible point another decision required model poor enough condition warrant removal replacement fabric silkspan wood covering planking strips much chemical problem will disappear old covering replaced wood restoration does require removal surface coverings major replacement struc ture job becomes simpler have re move surface chemicals entire model paying attention areas have heavy fuel/oil residue concentrations type restoration Gaydos tells us about Gaydoss method basically two-step pro cess First clean remove dirt and/or chemical residues model surfaces wiping model down rags dope thinners alco hol Always well-ventilated area cleaning thinners alcohol paint ing backyard good day perfect place cleaning operation Use rubber gloves eye protection recommended using thinners youll notice certain amount original paint will removed Care should taken use much thinner loosen models covering joints aircraft appears sufficiently clean allow dry thoroughly Apply some clear dope test area dope dries normally youre ready next step removing fuel/oil residues areas such engine compartment nacelles Begin general cleaning compart ment using thinners alcohol great swab operation can made attaching small pieces old bath towel end piece A-in doweling rubberbands fuel oil has penetrated wood extent thin ners arent effective much chemical resi due can removed successive applications baking soda affected area balring soda will turn color absorbs residues Clean area thinners after applica flon soda balring soda no longer turns color have drawn much resi due structure possible have difficulty making baking soda adhere add little water make paste will absorb residues dries out should under stand baking soda procedure can quite lengthy can take week get job done youre satisfied residues have removed again apply dope small area dope dries well youre ready refinish model Before repainting might want consider adding operating features original mod el such flaps bomb fuel tank drop also time examine airplane closely stress cracks worn elevator hinges etc might also time some epoxy resin cloth can applied engine compart ment reinforcement against future damage Once youve completed modifications add ed features filled sanded nicks dents youre ready finish restoration job giving model its new paint Canadian Nats Mike Welshans steady con tributor column reports 1990 Ca nadian National Competition held during week June 30 July 8 1990 Huron Park Continued page 177 Left Ducted fan F-SB built Charles Bauer Norridge IL highly modified House Balsa kit Model uses standard three-line system controlling ducted-fan unit driven 05 46 engIne Right No its RC Giant Scale -scale WIlga 80 STOL Bill Logan OntarIo Canada Model has 96-in wingspan powered 05 91 four-stroke Control via four lines fourth line controlling Marker Drop operation Logans Wilga 80 placed fIrst both Canadian Nats FAI event 90 AMA Nets Photos George Gaydoss Elmwood Park NJ 20-year-old F7F Tigercat started out 1970 Navy Carrier model Gaydos used restoration procedures described text clean up make great-looking Scale model Changes include converting en gines inverted upright better performance new engine cowls dummy radial engines addition great deal scale detail 72 Model Aviation Control Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 make sure wash out case thoroughly An old toothbrush helps Thoroughly dry oil bearings As stated earlier intake port crankshaft must opened up increase angle remains open Before retiming crank scratch tim ing diagram shown plans onto piece transparent rigid plastic using scribe Thin Plexiglas should work well Insert crankshaft case Slipping drive washer prop nut will help hold shaft proper position Holding engine nose down lay tim ing diagram onto rear engine Line up cross hairs bottom mounting lugs mold flashing centerline engine Referring figure lA rotate shaft un til middle crankpin lines up opening line holding crankshaft position insert hard metal scribe through intake stack make mark crank Use bottom edge frft looking rear side intake port crankcase guide youve set up correctly port should totally closed off shaft doing likewise closing side take port referring figure lB time make mark right side port intake stack can made /2-inOD aluminum nylon brass tubing wall thickness should /32 /16 Wrap Teflon tape around tube ensure good seal intend use remote needle drill tap 6-32 Du-Bro pressure fitting 1/ above stack slips case remote needle made 05 RC needle valve assembly mounted engine bearers using nylon control horn 2-56 sheet metal screws Wash engine parts using hot water dishwashing detergent Dry off parts us ing paper toweling Oil parts WD 40 Break-Free reassemble engine Flying Caudimordax flies best CU line spars using about four five pennies tip weight approximately 13-16 grams Attach streamer test flying Line rake usually set maximum two rearmost holes lead-out guide Brats seem like 7 x 6 Taipan props use 25% Red Max fuel half castor half synthetic oil back-flipping chickenstick technique described Charlie Johnson Combat column seems work best quick starts flying airplane first time check warps Fly level upright note whether either wing appears flying high outboard wing higher inboard very carefully flip airplane onto its back outboard wing flies low have warp still flies high add tip weight outboard wing flies low upright high inverted have warp other way Dont tight turns warped air plane Take home use heat gun shrink covering needed eliminate warp flying against faster opponent use Caudimordaxs superior turning radius advantage Follow opponent through turns advantage level speed negated have actually able fly up others tail pipes occasion Always lookout leading edge kill opponent makes pass streamer often sets him up overshoot thats leading edge kill can ac complished name Caudimordax Doc Passen calls Quasimodo comes Tolkiens book Farmer Giles Ham Naming Combat de signs after weapons named Tolkiens bet ter known book Lord Rings old tra dition Combat circles Orcrist Andu ril English FAI designs instance Glamdring Guthwine Aeglos still up grabs Sting would make good name Anglachel though wouldnt appropriate airplane hope will fly Caudimordax however uniquely appro priate Combat airplane sword also known vulgar tongue Tailbiter habit leaping out its sheath whenever dragon near tra dition time knights kill dra gons cut off tails serve delicacy court sword given Farmer Giles put good use Further development As Combat designs Caudimordax anything static Combat designs evolve faster due high rate destruction Dont afraid try out different airfoils different tail mo ments different construction techniques Per ryman tips Ford Taurus styling Steve Hills Arrowplane wont will can stick Fox 36 nose please use least 34-in-thick wood center block 3/4 x 3A-in maple engine mounts never build Caudimordax article others ought give few ideas improve other design design own Nearly construction techniques used airplane filched others Id like thank too ideas used design Terry Doc Passen foam cutting engine retiming techniques tail hinge bellcrank mount pushrod Phil Cartier arrow-shaft tail boom techniques bladder compartment idea using smaller engines first place Rich ard Wilkens front spar foam cutting bow CL Scale/Boss Continued page 72 Ontario Canada CL Scale judged June 30th flown July 1st Mike reports disappointing CL Scale entry five Two Canadians other three US Its surprising US modelers north central area country werent hand com petition contest site about three hours Buffalo NY about two hours Detroit MI well within days drive several north central statesContinued page 178 December 1990 177 DOE Z2Li2 TNROFILES AND SUPPLIES FOR ELECTRIC FLIGHT SM5 1 6 cells tu u amps SM4 7 23 cells 50 amps Sc6 24 34 cells 60 amps -all throttles linear proportional forward only#15 WiRE 350 STRAND 020 25 size #12 WIRE 665 STRAND 25 100 siz Toas ac4da6ge s 44ff Call write JOMAR 513-474-0985 2028 Knightsbridge Dr. Cincinnati OH 45244 c CPFTTic4 - E44ldES CSG 049 NORMAL ABC 28000 RPM 200 CSG049SPEEDABC35000RPM 900 CSG061NORMALABC27000RPM. 0O CSG061SPEEDABC35000RPM. 0O CSG09NORMALABC27000RPM. 00 CSG09SPEEDABC35000RPM 200 CSG15NORMAL ABC 27000RPM 900 CSG15SPEED ABC 37000RPM 900 CSA15SPEED AAC 37000RPM 900 CSD1STRAAC DIESEL 23000 RPN S16900 CSC 15TR RACE CARB DIESEL $05900 CSG iSP BB N/STEEL CYL 18000 RPN $05500 CSG 21 ABC 22 18000 RPM $12900 CSG 21N ABC MARINE W/CARB 29000 $14900 CSG 60 ABC 22 K/CARS 17000 RPM S15000 FASTEST MOST POWEP-FULL ENGINES AVAILABLE ABC DUAL BALL BEARING SCNNUERLE RPM FIGURES ON FAI FUEL0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCEALUMINUM ALLOY ROD CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLING NEW HIGH TECH ENGINES FOR THE 90St 21 MARINE AND 60 22 COME WITH CARBURATORS ALL OTHER ENGINES COME WITH CONTROL LINE VENTURI AND NEEDLE VALVE ASSEMBLY AND 15 ENGINES COME WITH GLOBEE TYPE GLOW PLUG GLOBEE PLUOSIWILL NOT FIT THESE ENGINES ALL ENGINES EXCEPT iSP & 60 COME WITH ALUMINUM SPINNER THE 21N MARINE COMES WITH GROOVE FOR BELT OR CONE START TO ALL THE MODELERS WHO SENT LETTERS TO THE FACTORY THANK YOU FOR YOUR PATIENCE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAXE WORTH FL 334613705 EXCLUSIVE CS DISTRIBUTOR CS1 TUNED PIPE 04909S02900 C52 TUNED PIPE152160 00 CSH GLOW PLUGS 049-15$00399 CSR SPEED PAN 04909$03900 CSW SPEED PAN 15$04600 CS CARBON RACE PROPS SEMIFINISHED SINGLE OR DOUBLEBLADE$00225 ALL ENGINES ARE TEST RUN BEFORE THEY SEND $500 FOR SHIPPING & HANDLING LEAVE THE FACTORY!QUALITY CONTROL FOR COD ADD $450 FLORIDA RES WHICH CARD AND FILL 0 INDICATEOUT BELOW 0 EDIT CARD C EXPIRATiON DATE Bank ID bbyHorn~4T hobby specialties MIDWAY MODEL CO Old Timer Kits pjd AND FF Hobby Horn discount prices MMC FULL KITS listed Full Kits include Cu paris plan strip sheet wood wire window material Kits marked anhave wire landing gear pre-bent 1936 Flying Ouaker 84$6476 1938 Powerhouse 50*$2996 1937 Long Cabin 78$4716 1939 T Sportster 50$2996 1937 Ouaker Flash 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3596 19ANew Ruler 74$7116 NVYThermic 100 Glider EauliaLkit 100 Span Old liner Sailplane--modifications shown PJC 54000 P&WMODELSERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 Miss America 84$7196 1938 Buccaneer 84$5996 1937 Dallaire 108$7516 1938 Clipper Mk 172$5328 1938 Ktoud King 63$4236 1938 Powerhouse 84$5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda wake 44$1916 1939 Mercury 72$5836 1939 Zipper 54$5356 1940 Ranger 46$3196 1940 Sailplane 78$8476 1940 So Long 50$3036 1941 Brigidier 56$4076 1941 SuperOuaker7a$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7278 1941 Brooklyn Dodger Sri ShIPPING&ANOL1N82 Page 1990 CATALOGUE U $800 add 200$2 pp/is Class free $801 $2000 add ested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $375 Over 3 MOAN ST[AJ $7000 add $450 Call add 625% tax BOX 2212 Send MO VISNMC # &wESTMIHSTERCA 92684 Esp Check allow up 4 893-8311 30 days tor clearanceHours Mon-Fri 9AM 5PM checks IDENTS ADO 6% SALES TAX CHECK OR MONEY ORDER ORDERS SENT BY UPS BE THE FIRST TO SET NEW WORLD RECORD WITH LITTLE NITRO AND FINE TUNING ABC SPEED ENGINES WILL RUN OVER 400000 RPM! First place taken Bill Logan Ontario Canada A-scale Wilga 80 Polish origin STOL modeled after full-scale aircraft located Georgetown Ontario Powered 05 91 four-stroke model said show highly real istic sound flight performance has 96-in wingspan yet weighs 12 lb says cant build CL model thats both big light As youre probably already aware Logans Wilga also placed first FAT event own 1990 Nationals Bill Logan certainly has demonstrated selecting right subject keeping weight down especially through efficient wing loading can build large model still flies extremely well Judiciously selected crafted big model can winner Second place went reporter Mike Wel shans Femdale MI Welshans winning ard DGA-15-P featured Model Aviations 1989 Nats coverage November 1989 issue DGA built 1-in 1-ft scale powered Enya 45 Charlie Bauer Norridge IL took third place House Balsa F-86 powered OS 46 ducted-fan unit pictured May 1990 MA Fourth place went Leonard Bourel ronto Canada flying 35-powered Sterling Fok ker D-VII Paul Smith Sterling Heights MI captured fifth place scratch-built Dewotine didnt make official flight 1991 Canadian Nationals will again held Huron Park Ontario Canada youd like participate contest information can ob tained writing Gerald Shaw 21 Chaucer Court London Ontario Canada N6K-TVl IPMS Color Cross-RefereBce Guide Just few words let know Montgomery AL address shown David Klaus in NASAs Scale Data Source List no longer valid sent copy guide May 1990 Alabama address wait three months no reply little investigation revealed David Klaus now resides 3404 Ramsgate Terrace Al exandria VA 22309-2142 After sending order new address re ceived copy within couple days guide just great has considered valuable pieces reference material workshop Its 168 pages long contains color information 63 countries check $2995 including postage will bring guide accompanying fan strips lat est Federal Standard ColorsFS-595B Write David Klaus above address full details New products Frank Tiano Enterprises has just released information couple new model ing products Zap Gang Pacer Technology has come Out finishing system called Z-poxy avail able five-minute 30-minute finishing resin formulas company indicates has suc cessfully addressed solved problems other epoxy manufacturers have plagued years Z-poxy formulas have exactly right viscosity cure rates texture strength ra tios' second item series scaled cast resin dummy radial engines adding realism side scale cowling Castings front half Pratt & Whitney nine-cylinder en gine rear casting flat allowing addition plywood facilitate mounting model Cast polyester resin high-grade microballoons dummy engines may easily trimmed fit specific cowling Adding some paint aluminum tubing push rods dusnmy spark plugs spark plug leads transforms dummy realistic-looking en gine just few hours time dummy engine comes 4- A-scale sizes 4-scale version has diameter about 75 4-and -scale sizes being introduced $25 A-scale version priced $30 Both above items can obtained Frank Tiano Enterprises 2460 SW 85th Ter race Davie FL 33324 addition Z-poxy products available both House Balsa 20130 State Rd Cerritos CA 90701 Robart 310 N 5th 55 St Charles IL 60174 Write FTE House Balsa Robart price information Z-poxy products Please send ideas notice upcoming CL Scale events contest reports especially pho tos CL Scale activity address very beginning column CL Aerobatics/McMiIIan Continued page 73 last ten years has spot two would crater last clear coats Some times would some spots sanded would show black pin heads prob lem serious last plane ready lock back room neither nor anyone else would ever see again craters over top wings ink lines washed out mess knew time problem got solved tried list suggestions Id collected people talked over years Paint first coats very slow thinner allow wood seal well Keep coats dry paint thinners compatable Make sure use fish-eye killer paint weather conditions arc reasonable Use maxt mum 25 psi spraying thin paint ac cordingly Good advice Ed 178 Model Aviation
Edition: Model Aviation - 1990/12
Page Numbers: 72, 177, 178
MODEL RESTORATION subject probably dont give much thought What have to restore/refinish model considerable amount fuel dirt has collected engine compartment structure general after several years use pre pare craft all-new paint scheme can applied itll go way did orig inally George Gaydos Elmwood Park NJ would like share us method model refur bishing has kept Scale models flying years Gaydoss airplanes F7F Tigercat started out Carrier model converted Scale several years back 20 years old still going strong Gaydos says biggest challenge cor recting damage areas fuel/oil chemical residues have collecting over long periods time rather restoration whole areas usually engine com partment nacelles first step course determine whether model worth saving Generally senti mental feelings about model play great part decision answer yes proceed re moving engine accessories wheels fuel tank possible point another decision required model poor enough condition warrant removal replacement fabric silkspan wood covering planking strips much chemical problem will disappear old covering replaced wood restoration does require removal surface coverings major replacement struc ture job becomes simpler have re move surface chemicals entire model paying attention areas have heavy fuel/oil residue concentrations type restoration Gaydos tells us about Gaydoss method basically two-step pro cess First clean remove dirt and/or chemical residues model surfaces wiping model down rags dope thinners alco hol Always well-ventilated area cleaning thinners alcohol paint ing backyard good day perfect place cleaning operation Use rubber gloves eye protection recommended using thinners youll notice certain amount original paint will removed Care should taken use much thinner loosen models covering joints aircraft appears sufficiently clean allow dry thoroughly Apply some clear dope test area dope dries normally youre ready next step removing fuel/oil residues areas such engine compartment nacelles Begin general cleaning compart ment using thinners alcohol great swab operation can made attaching small pieces old bath towel end piece A-in doweling rubberbands fuel oil has penetrated wood extent thin ners arent effective much chemical resi due can removed successive applications baking soda affected area balring soda will turn color absorbs residues Clean area thinners after applica flon soda balring soda no longer turns color have drawn much resi due structure possible have difficulty making baking soda adhere add little water make paste will absorb residues dries out should under stand baking soda procedure can quite lengthy can take week get job done youre satisfied residues have removed again apply dope small area dope dries well youre ready refinish model Before repainting might want consider adding operating features original mod el such flaps bomb fuel tank drop also time examine airplane closely stress cracks worn elevator hinges etc might also time some epoxy resin cloth can applied engine compart ment reinforcement against future damage Once youve completed modifications add ed features filled sanded nicks dents youre ready finish restoration job giving model its new paint Canadian Nats Mike Welshans steady con tributor column reports 1990 Ca nadian National Competition held during week June 30 July 8 1990 Huron Park Continued page 177 Left Ducted fan F-SB built Charles Bauer Norridge IL highly modified House Balsa kit Model uses standard three-line system controlling ducted-fan unit driven 05 46 engIne Right No its RC Giant Scale -scale WIlga 80 STOL Bill Logan OntarIo Canada Model has 96-in wingspan powered 05 91 four-stroke Control via four lines fourth line controlling Marker Drop operation Logans Wilga 80 placed fIrst both Canadian Nats FAI event 90 AMA Nets Photos George Gaydoss Elmwood Park NJ 20-year-old F7F Tigercat started out 1970 Navy Carrier model Gaydos used restoration procedures described text clean up make great-looking Scale model Changes include converting en gines inverted upright better performance new engine cowls dummy radial engines addition great deal scale detail 72 Model Aviation Control Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 make sure wash out case thoroughly An old toothbrush helps Thoroughly dry oil bearings As stated earlier intake port crankshaft must opened up increase angle remains open Before retiming crank scratch tim ing diagram shown plans onto piece transparent rigid plastic using scribe Thin Plexiglas should work well Insert crankshaft case Slipping drive washer prop nut will help hold shaft proper position Holding engine nose down lay tim ing diagram onto rear engine Line up cross hairs bottom mounting lugs mold flashing centerline engine Referring figure lA rotate shaft un til middle crankpin lines up opening line holding crankshaft position insert hard metal scribe through intake stack make mark crank Use bottom edge frft looking rear side intake port crankcase guide youve set up correctly port should totally closed off shaft doing likewise closing side take port referring figure lB time make mark right side port intake stack can made /2-inOD aluminum nylon brass tubing wall thickness should /32 /16 Wrap Teflon tape around tube ensure good seal intend use remote needle drill tap 6-32 Du-Bro pressure fitting 1/ above stack slips case remote needle made 05 RC needle valve assembly mounted engine bearers using nylon control horn 2-56 sheet metal screws Wash engine parts using hot water dishwashing detergent Dry off parts us ing paper toweling Oil parts WD 40 Break-Free reassemble engine Flying Caudimordax flies best CU line spars using about four five pennies tip weight approximately 13-16 grams Attach streamer test flying Line rake usually set maximum two rearmost holes lead-out guide Brats seem like 7 x 6 Taipan props use 25% Red Max fuel half castor half synthetic oil back-flipping chickenstick technique described Charlie Johnson Combat column seems work best quick starts flying airplane first time check warps Fly level upright note whether either wing appears flying high outboard wing higher inboard very carefully flip airplane onto its back outboard wing flies low have warp still flies high add tip weight outboard wing flies low upright high inverted have warp other way Dont tight turns warped air plane Take home use heat gun shrink covering needed eliminate warp flying against faster opponent use Caudimordaxs superior turning radius advantage Follow opponent through turns advantage level speed negated have actually able fly up others tail pipes occasion Always lookout leading edge kill opponent makes pass streamer often sets him up overshoot thats leading edge kill can ac complished name Caudimordax Doc Passen calls Quasimodo comes Tolkiens book Farmer Giles Ham Naming Combat de signs after weapons named Tolkiens bet ter known book Lord Rings old tra dition Combat circles Orcrist Andu ril English FAI designs instance Glamdring Guthwine Aeglos still up grabs Sting would make good name Anglachel though wouldnt appropriate airplane hope will fly Caudimordax however uniquely appro priate Combat airplane sword also known vulgar tongue Tailbiter habit leaping out its sheath whenever dragon near tra dition time knights kill dra gons cut off tails serve delicacy court sword given Farmer Giles put good use Further development As Combat designs Caudimordax anything static Combat designs evolve faster due high rate destruction Dont afraid try out different airfoils different tail mo ments different construction techniques Per ryman tips Ford Taurus styling Steve Hills Arrowplane wont will can stick Fox 36 nose please use least 34-in-thick wood center block 3/4 x 3A-in maple engine mounts never build Caudimordax article others ought give few ideas improve other design design own Nearly construction techniques used airplane filched others Id like thank too ideas used design Terry Doc Passen foam cutting engine retiming techniques tail hinge bellcrank mount pushrod Phil Cartier arrow-shaft tail boom techniques bladder compartment idea using smaller engines first place Rich ard Wilkens front spar foam cutting bow CL Scale/Boss Continued page 72 Ontario Canada CL Scale judged June 30th flown July 1st Mike reports disappointing CL Scale entry five Two Canadians other three US Its surprising US modelers north central area country werent hand com petition contest site about three hours Buffalo NY about two hours Detroit MI well within days drive several north central statesContinued page 178 December 1990 177 DOE Z2Li2 TNROFILES AND SUPPLIES FOR ELECTRIC FLIGHT SM5 1 6 cells tu u amps SM4 7 23 cells 50 amps Sc6 24 34 cells 60 amps -all throttles linear proportional forward only#15 WiRE 350 STRAND 020 25 size #12 WIRE 665 STRAND 25 100 siz Toas ac4da6ge s 44ff Call write JOMAR 513-474-0985 2028 Knightsbridge Dr. Cincinnati OH 45244 c CPFTTic4 - E44ldES CSG 049 NORMAL ABC 28000 RPM 200 CSG049SPEEDABC35000RPM 900 CSG061NORMALABC27000RPM. 0O CSG061SPEEDABC35000RPM. 0O CSG09NORMALABC27000RPM. 00 CSG09SPEEDABC35000RPM 200 CSG15NORMAL ABC 27000RPM 900 CSG15SPEED ABC 37000RPM 900 CSA15SPEED AAC 37000RPM 900 CSD1STRAAC DIESEL 23000 RPN S16900 CSC 15TR RACE CARB DIESEL $05900 CSG iSP BB N/STEEL CYL 18000 RPN $05500 CSG 21 ABC 22 18000 RPM $12900 CSG 21N ABC MARINE W/CARB 29000 $14900 CSG 60 ABC 22 K/CARS 17000 RPM S15000 FASTEST MOST POWEP-FULL ENGINES AVAILABLE ABC DUAL BALL BEARING SCNNUERLE RPM FIGURES ON FAI FUEL0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCEALUMINUM ALLOY ROD CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLING NEW HIGH TECH ENGINES FOR THE 90St 21 MARINE AND 60 22 COME WITH CARBURATORS ALL OTHER ENGINES COME WITH CONTROL LINE VENTURI AND NEEDLE VALVE ASSEMBLY AND 15 ENGINES COME WITH GLOBEE TYPE GLOW PLUG GLOBEE PLUOSIWILL NOT FIT THESE ENGINES ALL ENGINES EXCEPT iSP & 60 COME WITH ALUMINUM SPINNER THE 21N MARINE COMES WITH GROOVE FOR BELT OR CONE START TO ALL THE MODELERS WHO SENT LETTERS TO THE FACTORY THANK YOU FOR YOUR PATIENCE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAXE WORTH FL 334613705 EXCLUSIVE CS DISTRIBUTOR CS1 TUNED PIPE 04909S02900 C52 TUNED PIPE152160 00 CSH GLOW PLUGS 049-15$00399 CSR SPEED PAN 04909$03900 CSW SPEED PAN 15$04600 CS CARBON RACE PROPS SEMIFINISHED SINGLE OR DOUBLEBLADE$00225 ALL ENGINES ARE TEST RUN BEFORE THEY SEND $500 FOR SHIPPING & HANDLING LEAVE THE FACTORY!QUALITY CONTROL FOR COD ADD $450 FLORIDA RES WHICH CARD AND FILL 0 INDICATEOUT BELOW 0 EDIT CARD C EXPIRATiON DATE Bank ID bbyHorn~4T hobby specialties MIDWAY MODEL CO Old Timer Kits pjd AND FF Hobby Horn discount prices MMC FULL KITS listed Full Kits include Cu paris plan strip sheet wood wire window material Kits marked anhave wire landing gear pre-bent 1936 Flying Ouaker 84$6476 1938 Powerhouse 50*$2996 1937 Long Cabin 78$4716 1939 T Sportster 50$2996 1937 Ouaker Flash 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3596 19ANew Ruler 74$7116 NVYThermic 100 Glider EauliaLkit 100 Span Old liner Sailplane--modifications shown PJC 54000 P&WMODELSERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 Miss America 84$7196 1938 Buccaneer 84$5996 1937 Dallaire 108$7516 1938 Clipper Mk 172$5328 1938 Ktoud King 63$4236 1938 Powerhouse 84$5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda wake 44$1916 1939 Mercury 72$5836 1939 Zipper 54$5356 1940 Ranger 46$3196 1940 Sailplane 78$8476 1940 So Long 50$3036 1941 Brigidier 56$4076 1941 SuperOuaker7a$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7278 1941 Brooklyn Dodger Sri ShIPPING&ANOL1N82 Page 1990 CATALOGUE U $800 add 200$2 pp/is Class free $801 $2000 add ested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $375 Over 3 MOAN ST[AJ $7000 add $450 Call add 625% tax BOX 2212 Send MO VISNMC # &wESTMIHSTERCA 92684 Esp Check allow up 4 893-8311 30 days tor clearanceHours Mon-Fri 9AM 5PM checks IDENTS ADO 6% SALES TAX CHECK OR MONEY ORDER ORDERS SENT BY UPS BE THE FIRST TO SET NEW WORLD RECORD WITH LITTLE NITRO AND FINE TUNING ABC SPEED ENGINES WILL RUN OVER 400000 RPM! First place taken Bill Logan Ontario Canada A-scale Wilga 80 Polish origin STOL modeled after full-scale aircraft located Georgetown Ontario Powered 05 91 four-stroke model said show highly real istic sound flight performance has 96-in wingspan yet weighs 12 lb says cant build CL model thats both big light As youre probably already aware Logans Wilga also placed first FAT event own 1990 Nationals Bill Logan certainly has demonstrated selecting right subject keeping weight down especially through efficient wing loading can build large model still flies extremely well Judiciously selected crafted big model can winner Second place went reporter Mike Wel shans Femdale MI Welshans winning ard DGA-15-P featured Model Aviations 1989 Nats coverage November 1989 issue DGA built 1-in 1-ft scale powered Enya 45 Charlie Bauer Norridge IL took third place House Balsa F-86 powered OS 46 ducted-fan unit pictured May 1990 MA Fourth place went Leonard Bourel ronto Canada flying 35-powered Sterling Fok ker D-VII Paul Smith Sterling Heights MI captured fifth place scratch-built Dewotine didnt make official flight 1991 Canadian Nationals will again held Huron Park Ontario Canada youd like participate contest information can ob tained writing Gerald Shaw 21 Chaucer Court London Ontario Canada N6K-TVl IPMS Color Cross-RefereBce Guide Just few words let know Montgomery AL address shown David Klaus in NASAs Scale Data Source List no longer valid sent copy guide May 1990 Alabama address wait three months no reply little investigation revealed David Klaus now resides 3404 Ramsgate Terrace Al exandria VA 22309-2142 After sending order new address re ceived copy within couple days guide just great has considered valuable pieces reference material workshop Its 168 pages long contains color information 63 countries check $2995 including postage will bring guide accompanying fan strips lat est Federal Standard ColorsFS-595B Write David Klaus above address full details New products Frank Tiano Enterprises has just released information couple new model ing products Zap Gang Pacer Technology has come Out finishing system called Z-poxy avail able five-minute 30-minute finishing resin formulas company indicates has suc cessfully addressed solved problems other epoxy manufacturers have plagued years Z-poxy formulas have exactly right viscosity cure rates texture strength ra tios' second item series scaled cast resin dummy radial engines adding realism side scale cowling Castings front half Pratt & Whitney nine-cylinder en gine rear casting flat allowing addition plywood facilitate mounting model Cast polyester resin high-grade microballoons dummy engines may easily trimmed fit specific cowling Adding some paint aluminum tubing push rods dusnmy spark plugs spark plug leads transforms dummy realistic-looking en gine just few hours time dummy engine comes 4- A-scale sizes 4-scale version has diameter about 75 4-and -scale sizes being introduced $25 A-scale version priced $30 Both above items can obtained Frank Tiano Enterprises 2460 SW 85th Ter race Davie FL 33324 addition Z-poxy products available both House Balsa 20130 State Rd Cerritos CA 90701 Robart 310 N 5th 55 St Charles IL 60174 Write FTE House Balsa Robart price information Z-poxy products Please send ideas notice upcoming CL Scale events contest reports especially pho tos CL Scale activity address very beginning column CL Aerobatics/McMiIIan Continued page 73 last ten years has spot two would crater last clear coats Some times would some spots sanded would show black pin heads prob lem serious last plane ready lock back room neither nor anyone else would ever see again craters over top wings ink lines washed out mess knew time problem got solved tried list suggestions Id collected people talked over years Paint first coats very slow thinner allow wood seal well Keep coats dry paint thinners compatable Make sure use fish-eye killer paint weather conditions arc reasonable Use maxt mum 25 psi spraying thin paint ac cordingly Good advice Ed 178 Model Aviation
Edition: Model Aviation - 1990/12
Page Numbers: 72, 177, 178
MODEL RESTORATION subject probably dont give much thought What have to restore/refinish model considerable amount fuel dirt has collected engine compartment structure general after several years use pre pare craft all-new paint scheme can applied itll go way did orig inally George Gaydos Elmwood Park NJ would like share us method model refur bishing has kept Scale models flying years Gaydoss airplanes F7F Tigercat started out Carrier model converted Scale several years back 20 years old still going strong Gaydos says biggest challenge cor recting damage areas fuel/oil chemical residues have collecting over long periods time rather restoration whole areas usually engine com partment nacelles first step course determine whether model worth saving Generally senti mental feelings about model play great part decision answer yes proceed re moving engine accessories wheels fuel tank possible point another decision required model poor enough condition warrant removal replacement fabric silkspan wood covering planking strips much chemical problem will disappear old covering replaced wood restoration does require removal surface coverings major replacement struc ture job becomes simpler have re move surface chemicals entire model paying attention areas have heavy fuel/oil residue concentrations type restoration Gaydos tells us about Gaydoss method basically two-step pro cess First clean remove dirt and/or chemical residues model surfaces wiping model down rags dope thinners alco hol Always well-ventilated area cleaning thinners alcohol paint ing backyard good day perfect place cleaning operation Use rubber gloves eye protection recommended using thinners youll notice certain amount original paint will removed Care should taken use much thinner loosen models covering joints aircraft appears sufficiently clean allow dry thoroughly Apply some clear dope test area dope dries normally youre ready next step removing fuel/oil residues areas such engine compartment nacelles Begin general cleaning compart ment using thinners alcohol great swab operation can made attaching small pieces old bath towel end piece A-in doweling rubberbands fuel oil has penetrated wood extent thin ners arent effective much chemical resi due can removed successive applications baking soda affected area balring soda will turn color absorbs residues Clean area thinners after applica flon soda balring soda no longer turns color have drawn much resi due structure possible have difficulty making baking soda adhere add little water make paste will absorb residues dries out should under stand baking soda procedure can quite lengthy can take week get job done youre satisfied residues have removed again apply dope small area dope dries well youre ready refinish model Before repainting might want consider adding operating features original mod el such flaps bomb fuel tank drop also time examine airplane closely stress cracks worn elevator hinges etc might also time some epoxy resin cloth can applied engine compart ment reinforcement against future damage Once youve completed modifications add ed features filled sanded nicks dents youre ready finish restoration job giving model its new paint Canadian Nats Mike Welshans steady con tributor column reports 1990 Ca nadian National Competition held during week June 30 July 8 1990 Huron Park Continued page 177 Left Ducted fan F-SB built Charles Bauer Norridge IL highly modified House Balsa kit Model uses standard three-line system controlling ducted-fan unit driven 05 46 engIne Right No its RC Giant Scale -scale WIlga 80 STOL Bill Logan OntarIo Canada Model has 96-in wingspan powered 05 91 four-stroke Control via four lines fourth line controlling Marker Drop operation Logans Wilga 80 placed fIrst both Canadian Nats FAI event 90 AMA Nets Photos George Gaydoss Elmwood Park NJ 20-year-old F7F Tigercat started out 1970 Navy Carrier model Gaydos used restoration procedures described text clean up make great-looking Scale model Changes include converting en gines inverted upright better performance new engine cowls dummy radial engines addition great deal scale detail 72 Model Aviation Control Line Scale Bill Boss 77-06 269th Street New Hyde Park NY 11040 make sure wash out case thoroughly An old toothbrush helps Thoroughly dry oil bearings As stated earlier intake port crankshaft must opened up increase angle remains open Before retiming crank scratch tim ing diagram shown plans onto piece transparent rigid plastic using scribe Thin Plexiglas should work well Insert crankshaft case Slipping drive washer prop nut will help hold shaft proper position Holding engine nose down lay tim ing diagram onto rear engine Line up cross hairs bottom mounting lugs mold flashing centerline engine Referring figure lA rotate shaft un til middle crankpin lines up opening line holding crankshaft position insert hard metal scribe through intake stack make mark crank Use bottom edge frft looking rear side intake port crankcase guide youve set up correctly port should totally closed off shaft doing likewise closing side take port referring figure lB time make mark right side port intake stack can made /2-inOD aluminum nylon brass tubing wall thickness should /32 /16 Wrap Teflon tape around tube ensure good seal intend use remote needle drill tap 6-32 Du-Bro pressure fitting 1/ above stack slips case remote needle made 05 RC needle valve assembly mounted engine bearers using nylon control horn 2-56 sheet metal screws Wash engine parts using hot water dishwashing detergent Dry off parts us ing paper toweling Oil parts WD 40 Break-Free reassemble engine Flying Caudimordax flies best CU line spars using about four five pennies tip weight approximately 13-16 grams Attach streamer test flying Line rake usually set maximum two rearmost holes lead-out guide Brats seem like 7 x 6 Taipan props use 25% Red Max fuel half castor half synthetic oil back-flipping chickenstick technique described Charlie Johnson Combat column seems work best quick starts flying airplane first time check warps Fly level upright note whether either wing appears flying high outboard wing higher inboard very carefully flip airplane onto its back outboard wing flies low have warp still flies high add tip weight outboard wing flies low upright high inverted have warp other way Dont tight turns warped air plane Take home use heat gun shrink covering needed eliminate warp flying against faster opponent use Caudimordaxs superior turning radius advantage Follow opponent through turns advantage level speed negated have actually able fly up others tail pipes occasion Always lookout leading edge kill opponent makes pass streamer often sets him up overshoot thats leading edge kill can ac complished name Caudimordax Doc Passen calls Quasimodo comes Tolkiens book Farmer Giles Ham Naming Combat de signs after weapons named Tolkiens bet ter known book Lord Rings old tra dition Combat circles Orcrist Andu ril English FAI designs instance Glamdring Guthwine Aeglos still up grabs Sting would make good name Anglachel though wouldnt appropriate airplane hope will fly Caudimordax however uniquely appro priate Combat airplane sword also known vulgar tongue Tailbiter habit leaping out its sheath whenever dragon near tra dition time knights kill dra gons cut off tails serve delicacy court sword given Farmer Giles put good use Further development As Combat designs Caudimordax anything static Combat designs evolve faster due high rate destruction Dont afraid try out different airfoils different tail mo ments different construction techniques Per ryman tips Ford Taurus styling Steve Hills Arrowplane wont will can stick Fox 36 nose please use least 34-in-thick wood center block 3/4 x 3A-in maple engine mounts never build Caudimordax article others ought give few ideas improve other design design own Nearly construction techniques used airplane filched others Id like thank too ideas used design Terry Doc Passen foam cutting engine retiming techniques tail hinge bellcrank mount pushrod Phil Cartier arrow-shaft tail boom techniques bladder compartment idea using smaller engines first place Rich ard Wilkens front spar foam cutting bow CL Scale/Boss Continued page 72 Ontario Canada CL Scale judged June 30th flown July 1st Mike reports disappointing CL Scale entry five Two Canadians other three US Its surprising US modelers north central area country werent hand com petition contest site about three hours Buffalo NY about two hours Detroit MI well within days drive several north central statesContinued page 178 December 1990 177 DOE Z2Li2 TNROFILES AND SUPPLIES FOR ELECTRIC FLIGHT SM5 1 6 cells tu u amps SM4 7 23 cells 50 amps Sc6 24 34 cells 60 amps -all throttles linear proportional forward only#15 WiRE 350 STRAND 020 25 size #12 WIRE 665 STRAND 25 100 siz Toas ac4da6ge s 44ff Call write JOMAR 513-474-0985 2028 Knightsbridge Dr. Cincinnati OH 45244 c CPFTTic4 - E44ldES CSG 049 NORMAL ABC 28000 RPM 200 CSG049SPEEDABC35000RPM 900 CSG061NORMALABC27000RPM. 0O CSG061SPEEDABC35000RPM. 0O CSG09NORMALABC27000RPM. 00 CSG09SPEEDABC35000RPM 200 CSG15NORMAL ABC 27000RPM 900 CSG15SPEED ABC 37000RPM 900 CSA15SPEED AAC 37000RPM 900 CSD1STRAAC DIESEL 23000 RPN S16900 CSC 15TR RACE CARB DIESEL $05900 CSG iSP BB N/STEEL CYL 18000 RPN $05500 CSG 21 ABC 22 18000 RPM $12900 CSG 21N ABC MARINE W/CARB 29000 $14900 CSG 60 ABC 22 K/CARS 17000 RPM S15000 FASTEST MOST POWEP-FULL ENGINES AVAILABLE ABC DUAL BALL BEARING SCNNUERLE RPM FIGURES ON FAI FUEL0 NITRO NITROGEN GAS HARDENED STEEL CRANK BRONZE BUSHED HIGH PERFORMANCEALUMINUM ALLOY ROD CIRCLIP WRIST PIN MAT FINISHED ALUMINUM CRANKCASE FOR BETTER COOLING NEW HIGH TECH ENGINES FOR THE 90St 21 MARINE AND 60 22 COME WITH CARBURATORS ALL OTHER ENGINES COME WITH CONTROL LINE VENTURI AND NEEDLE VALVE ASSEMBLY AND 15 ENGINES COME WITH GLOBEE TYPE GLOW PLUG GLOBEE PLUOSIWILL NOT FIT THESE ENGINES ALL ENGINES EXCEPT iSP & 60 COME WITH ALUMINUM SPINNER THE 21N MARINE COMES WITH GROOVE FOR BELT OR CONE START TO ALL THE MODELERS WHO SENT LETTERS TO THE FACTORY THANK YOU FOR YOUR PATIENCE SEND MAIL ORDERS TO CHEROKEE HILL SOUTH AERO ENGINES LTD 2914 BUCKLEY AVE LAXE WORTH FL 334613705 EXCLUSIVE CS DISTRIBUTOR CS1 TUNED PIPE 04909S02900 C52 TUNED PIPE152160 00 CSH GLOW PLUGS 049-15$00399 CSR SPEED PAN 04909$03900 CSW SPEED PAN 15$04600 CS CARBON RACE PROPS SEMIFINISHED SINGLE OR DOUBLEBLADE$00225 ALL ENGINES ARE TEST RUN BEFORE THEY SEND $500 FOR SHIPPING & HANDLING LEAVE THE FACTORY!QUALITY CONTROL FOR COD ADD $450 FLORIDA RES WHICH CARD AND FILL 0 INDICATEOUT BELOW 0 EDIT CARD C EXPIRATiON DATE Bank ID bbyHorn~4T hobby specialties MIDWAY MODEL CO Old Timer Kits pjd AND FF Hobby Horn discount prices MMC FULL KITS listed Full Kits include Cu paris plan strip sheet wood wire window material Kits marked anhave wire landing gear pre-bent 1936 Flying Ouaker 84$6476 1938 Powerhouse 50*$2996 1937 Long Cabin 78$4716 1939 T Sportster 50$2996 1937 Ouaker Flash 67$4556 1940 Buzzard Bombshell 50 span kit*$3596 1937 Air Chief 61$3596 19ANew Ruler 74$7116 NVYThermic 100 Glider EauliaLkit 100 Span Old liner Sailplane--modifications shown PJC 54000 P&WMODELSERVICE Old Timer kits FFor PJC following discount p rice full kits full kits clude cut parts plan stick sheet wood wire windshield material 1935 Miss America 84$7196 1938 Buccaneer 84$5996 1937 Dallaire 108$7516 1938 Clipper Mk 172$5328 1938 Ktoud King 63$4236 1938 Powerhouse 84$5356 1938 Record Breaker 96$6956 1938 Trenton Terror 72$4076 1939 Korda wake 44$1916 1939 Mercury 72$5836 1939 Zipper 54$5356 1940 Ranger 46$3196 1940 Sailplane 78$8476 1940 So Long 50$3036 1941 Brigidier 56$4076 1941 SuperOuaker7a$7276 1941 PlayboyJr 54$3116 1941 Playboy Sr 78$7278 1941 Brooklyn Dodger Sri ShIPPING&ANOL1N82 Page 1990 CATALOGUE U $800 add 200$2 pp/is Class free $801 $2000 add ested 1st order $250 $2001 $4500 add $325 $4501 bby Horn $7000 add $375 Over 3 MOAN ST[AJ $7000 add $450 Call add 625% tax BOX 2212 Send MO VISNMC # &wESTMIHSTERCA 92684 Esp Check allow up 4 893-8311 30 days tor clearanceHours Mon-Fri 9AM 5PM checks IDENTS ADO 6% SALES TAX CHECK OR MONEY ORDER ORDERS SENT BY UPS BE THE FIRST TO SET NEW WORLD RECORD WITH LITTLE NITRO AND FINE TUNING ABC SPEED ENGINES WILL RUN OVER 400000 RPM! First place taken Bill Logan Ontario Canada A-scale Wilga 80 Polish origin STOL modeled after full-scale aircraft located Georgetown Ontario Powered 05 91 four-stroke model said show highly real istic sound flight performance has 96-in wingspan yet weighs 12 lb says cant build CL model thats both big light As youre probably already aware Logans Wilga also placed first FAT event own 1990 Nationals Bill Logan certainly has demonstrated selecting right subject keeping weight down especially through efficient wing loading can build large model still flies extremely well Judiciously selected crafted big model can winner Second place went reporter Mike Wel shans Femdale MI Welshans winning ard DGA-15-P featured Model Aviations 1989 Nats coverage November 1989 issue DGA built 1-in 1-ft scale powered Enya 45 Charlie Bauer Norridge IL took third place House Balsa F-86 powered OS 46 ducted-fan unit pictured May 1990 MA Fourth place went Leonard Bourel ronto Canada flying 35-powered Sterling Fok ker D-VII Paul Smith Sterling Heights MI captured fifth place scratch-built Dewotine didnt make official flight 1991 Canadian Nationals will again held Huron Park Ontario Canada youd like participate contest information can ob tained writing Gerald Shaw 21 Chaucer Court London Ontario Canada N6K-TVl IPMS Color Cross-RefereBce Guide Just few words let know Montgomery AL address shown David Klaus in NASAs Scale Data Source List no longer valid sent copy guide May 1990 Alabama address wait three months no reply little investigation revealed David Klaus now resides 3404 Ramsgate Terrace Al exandria VA 22309-2142 After sending order new address re ceived copy within couple days guide just great has considered valuable pieces reference material workshop Its 168 pages long contains color information 63 countries check $2995 including postage will bring guide accompanying fan strips lat est Federal Standard ColorsFS-595B Write David Klaus above address full details New products Frank Tiano Enterprises has just released information couple new model ing products Zap Gang Pacer Technology has come Out finishing system called Z-poxy avail able five-minute 30-minute finishing resin formulas company indicates has suc cessfully addressed solved problems other epoxy manufacturers have plagued years Z-poxy formulas have exactly right viscosity cure rates texture strength ra tios' second item series scaled cast resin dummy radial engines adding realism side scale cowling Castings front half Pratt & Whitney nine-cylinder en gine rear casting flat allowing addition plywood facilitate mounting model Cast polyester resin high-grade microballoons dummy engines may easily trimmed fit specific cowling Adding some paint aluminum tubing push rods dusnmy spark plugs spark plug leads transforms dummy realistic-looking en gine just few hours time dummy engine comes 4- A-scale sizes 4-scale version has diameter about 75 4-and -scale sizes being introduced $25 A-scale version priced $30 Both above items can obtained Frank Tiano Enterprises 2460 SW 85th Ter race Davie FL 33324 addition Z-poxy products available both House Balsa 20130 State Rd Cerritos CA 90701 Robart 310 N 5th 55 St Charles IL 60174 Write FTE House Balsa Robart price information Z-poxy products Please send ideas notice upcoming CL Scale events contest reports especially pho tos CL Scale activity address very beginning column CL Aerobatics/McMiIIan Continued page 73 last ten years has spot two would crater last clear coats Some times would some spots sanded would show black pin heads prob lem serious last plane ready lock back room neither nor anyone else would ever see again craters over top wings ink lines washed out mess knew time problem got solved tried list suggestions Id collected people talked over years Paint first coats very slow thinner allow wood seal well Keep coats dry paint thinners compatable Make sure use fish-eye killer paint weather conditions arc reasonable Use maxt mum 25 psi spraying thin paint ac cordingly Good advice Ed 178 Model Aviation