S Pylon Racing 0 Dave Lane CONGRATULATIONS order Ron Schoor reelected NMPRA presi dent second term Boy some guys really glutton punishment Good luck 1977 Ron area VPs Rumor has Glenn Spickler will come out retirement run Pylon event Nationals year QM F-l fliers planning en ter year should have some great racing weather March AFB August will hot dry smoggy usually 10 15 Kt wind afternoon sun will over back straightaway between num ber number two pylons field elevation 1533 ft above sea level main runway 13300 ft long secon dary runway about 7500 ft long should have enough space set hot machine down Beware hot density altitude could around 2200 ft above sea level have flown Fain osa near Bakersfield density altitude hot day usually around 1000 ft planes should go well temperature stays 80s will probably 90s Watch nitro mix couple issues back talked about fuel tank installation QMs Lets dis cuss Formula installation real ly isnt different except now have add third line pressure line connects pressure fitting crankcase backplate sure fitting upper left-hand corner backplate looking forward See Fig #1 PRESSURE FITTING BACKPL ATE FIGI racing recommended use crankcase pressure rather muffler pipe pressure important main tain pressure line no pin holes cracks kinks etc line thing will ruin day leaking pressure line engine either wont start will run erratically prob ably quit before can finish 10 laps pressure line tank can either original vent line third line can fill tank removing pressure line engine See Fig #2 use two lines disconnect both lines filling tank figure three lines give 33% chance trouble needs trouble trying get ready next heat PRESSURE FIG 2 fuel pickup Formula usu ally fixed-type rather clunk-type affords backup shut-off system case needle valve shut-off servo fails dont have throttle mula aircraft like QM no idle rule F-l maybe should Most guys use wire loop pinches fuel line against firewall rules state shall have posi tive fuel shut-off safety pur poses See Fig #3 SERVO kIIII F UEL LINE 1/16 WIRE FIG 3 Now lets explore control surfaces super-fast machine Im sure time another flying field have heard plane go noticeable hum somebody said listen flutter Nine times out ten flut ter due loose control surface install hinges very careful alignment tight several hinges available local hobby shop like flat one-piece nylon hinges about 012 thick material very durable flexible can install practically invisible hinges come strips about 6 long Cut strips one-in segments drill 6 holes three side hinge line See Fig #4 sure slot surfaces 0110 II II 0 0110 FIG 4 hinged centerline stab elevators fin rudder aile rons should hinged 1/16 top surface wing aileron See Fig #5 HINGE ~LIZER ELEVATOR HINGE AlL ERO FIG 5 cut slot hinge re move enough material hinge will slip slot forcing Fill slot 5-minute epoxy coat hinge both sides slip slot Wipe off continued page 93 May1977 19 Mitch Poling launching 1/2A pylon job powered Astro Flight Astro 05 electric motor Turns 6 x 4 propeller 16000 rpm pcs KGL IAT LA 4 7th Annual 4Pre-Season Radio System Check-up Valid until May 151977 FULL TIME TECHNICIANS FACTORY TRAINED ST TEST EQUIPMENT NEW MODERN SHOP ONLY GENUINE FACTORY PARTS SFACTION GUARANTEED PR-SEA SON SPECIAL ONLY $2595 plus post aqe Perform Transmitter Battery Load Check Perform Transmitter Crystal Frequency Count Perform Receiver Battery Load Check Check Battery Charging Circuit Tune Transmitter R F Check Receiver Sensitivity & Adjust Align Receiver RF IF Stages Check Receiver Logic Align Transmitter Encoder Check Servo Stalled Motor Current Repair parts additional $2595 500 $2095 Less AMA CoupoeWith Repair ______ Net Cost Check Servo Mechanics Adjust Servo Centering Perform System Servo Noise Check Shock Test Complete Airborne System Range Check System System Flight Test Necessary AMA Membership Bonus uie Kraft Great Lakes Inc 6787 Wales Ave PO Box 2482 North CantonOhio 44720 BankAmericard Master Charge Welcome aa Jack Yarger Mark Porter 216 499-8310 4&ue 4osea/ ewcee Don Bekins VP Hank Scally Ted Kafer Sec/Treas Editor very fine newsletter New Jersey comes word projected contest activitiesCentral Jer sey Old-Timer Contest June 12 Somerset Signal Senders July 31 Soc Pres ervation Old-Timers contest August 28 Received flyer Joe Beshar 2nd Annual Old-Timer bash featuring unassisted flight except climb seg ment motor shutoff Hosted Old-Time Eagles event will held NAS Lakehurst NJ May 15 Thats now Please forward info photos Jack Bolton 8007 Fernclzff Ci Spring field VA 22153 Phone703455 -3809 RC Pylon/Lane continued page 19 excess epoxy dont glue movable surfaces non-movable sur faces epoxy fills holes hinges acts pin bonded wood both sides hinge have never type hinge fail flight Space hinges exery 3 4 Scale Cowl 5/a diameter plastic cowlfeatured World Engines Mr Mulli gan kitis available $300 suitable such aircraft Cessna 195 Stinson Reliant racing planes use radial engines Cowl kit white individual cowls come na tural color nylon World Engines 8960 Rossash Ave Cincinnati OH 45236 productrviwproduetrviwproducrevewproductrviem ailerons use two per elevator three rudder dont trust epoxy stake hinge use round toothpicks through entire structure sand flush outer surface See Fig 6 TOOTHPICKS HINGE ELEVATORSTABILIZER FIG 6 Well guess have rambled enough month Hope see Nats Go fast turn left Dave Lane 4477 136th Hawthorne CA 90250 RC Soaring/Pruss continued page 22 both ships suddenly encounter 10-mph wind old salts effects ther mals wind old stuff newcomers sport what some times causes new pride joy land undesirable places youre mid westerner its usually tall corn Come May1977 93 KRAFT
Edition: Model Aviation - 1977/05
Page Numbers: 19, 93
Edition: Model Aviation - 1977/05
Page Numbers: 19, 93
S Pylon Racing 0 Dave Lane CONGRATULATIONS order Ron Schoor reelected NMPRA presi dent second term Boy some guys really glutton punishment Good luck 1977 Ron area VPs Rumor has Glenn Spickler will come out retirement run Pylon event Nationals year QM F-l fliers planning en ter year should have some great racing weather March AFB August will hot dry smoggy usually 10 15 Kt wind afternoon sun will over back straightaway between num ber number two pylons field elevation 1533 ft above sea level main runway 13300 ft long secon dary runway about 7500 ft long should have enough space set hot machine down Beware hot density altitude could around 2200 ft above sea level have flown Fain osa near Bakersfield density altitude hot day usually around 1000 ft planes should go well temperature stays 80s will probably 90s Watch nitro mix couple issues back talked about fuel tank installation QMs Lets dis cuss Formula installation real ly isnt different except now have add third line pressure line connects pressure fitting crankcase backplate sure fitting upper left-hand corner backplate looking forward See Fig #1 PRESSURE FITTING BACKPL ATE FIGI racing recommended use crankcase pressure rather muffler pipe pressure important main tain pressure line no pin holes cracks kinks etc line thing will ruin day leaking pressure line engine either wont start will run erratically prob ably quit before can finish 10 laps pressure line tank can either original vent line third line can fill tank removing pressure line engine See Fig #2 use two lines disconnect both lines filling tank figure three lines give 33% chance trouble needs trouble trying get ready next heat PRESSURE FIG 2 fuel pickup Formula usu ally fixed-type rather clunk-type affords backup shut-off system case needle valve shut-off servo fails dont have throttle mula aircraft like QM no idle rule F-l maybe should Most guys use wire loop pinches fuel line against firewall rules state shall have posi tive fuel shut-off safety pur poses See Fig #3 SERVO kIIII F UEL LINE 1/16 WIRE FIG 3 Now lets explore control surfaces super-fast machine Im sure time another flying field have heard plane go noticeable hum somebody said listen flutter Nine times out ten flut ter due loose control surface install hinges very careful alignment tight several hinges available local hobby shop like flat one-piece nylon hinges about 012 thick material very durable flexible can install practically invisible hinges come strips about 6 long Cut strips one-in segments drill 6 holes three side hinge line See Fig #4 sure slot surfaces 0110 II II 0 0110 FIG 4 hinged centerline stab elevators fin rudder aile rons should hinged 1/16 top surface wing aileron See Fig #5 HINGE ~LIZER ELEVATOR HINGE AlL ERO FIG 5 cut slot hinge re move enough material hinge will slip slot forcing Fill slot 5-minute epoxy coat hinge both sides slip slot Wipe off continued page 93 May1977 19 Mitch Poling launching 1/2A pylon job powered Astro Flight Astro 05 electric motor Turns 6 x 4 propeller 16000 rpm pcs KGL IAT LA 4 7th Annual 4Pre-Season Radio System Check-up Valid until May 151977 FULL TIME TECHNICIANS FACTORY TRAINED ST TEST EQUIPMENT NEW MODERN SHOP ONLY GENUINE FACTORY PARTS SFACTION GUARANTEED PR-SEA SON SPECIAL ONLY $2595 plus post aqe Perform Transmitter Battery Load Check Perform Transmitter Crystal Frequency Count Perform Receiver Battery Load Check Check Battery Charging Circuit Tune Transmitter R F Check Receiver Sensitivity & Adjust Align Receiver RF IF Stages Check Receiver Logic Align Transmitter Encoder Check Servo Stalled Motor Current Repair parts additional $2595 500 $2095 Less AMA CoupoeWith Repair ______ Net Cost Check Servo Mechanics Adjust Servo Centering Perform System Servo Noise Check Shock Test Complete Airborne System Range Check System System Flight Test Necessary AMA Membership Bonus uie Kraft Great Lakes Inc 6787 Wales Ave PO Box 2482 North CantonOhio 44720 BankAmericard Master Charge Welcome aa Jack Yarger Mark Porter 216 499-8310 4&ue 4osea/ ewcee Don Bekins VP Hank Scally Ted Kafer Sec/Treas Editor very fine newsletter New Jersey comes word projected contest activitiesCentral Jer sey Old-Timer Contest June 12 Somerset Signal Senders July 31 Soc Pres ervation Old-Timers contest August 28 Received flyer Joe Beshar 2nd Annual Old-Timer bash featuring unassisted flight except climb seg ment motor shutoff Hosted Old-Time Eagles event will held NAS Lakehurst NJ May 15 Thats now Please forward info photos Jack Bolton 8007 Fernclzff Ci Spring field VA 22153 Phone703455 -3809 RC Pylon/Lane continued page 19 excess epoxy dont glue movable surfaces non-movable sur faces epoxy fills holes hinges acts pin bonded wood both sides hinge have never type hinge fail flight Space hinges exery 3 4 Scale Cowl 5/a diameter plastic cowlfeatured World Engines Mr Mulli gan kitis available $300 suitable such aircraft Cessna 195 Stinson Reliant racing planes use radial engines Cowl kit white individual cowls come na tural color nylon World Engines 8960 Rossash Ave Cincinnati OH 45236 productrviwproduetrviwproducrevewproductrviem ailerons use two per elevator three rudder dont trust epoxy stake hinge use round toothpicks through entire structure sand flush outer surface See Fig 6 TOOTHPICKS HINGE ELEVATORSTABILIZER FIG 6 Well guess have rambled enough month Hope see Nats Go fast turn left Dave Lane 4477 136th Hawthorne CA 90250 RC Soaring/Pruss continued page 22 both ships suddenly encounter 10-mph wind old salts effects ther mals wind old stuff newcomers sport what some times causes new pride joy land undesirable places youre mid westerner its usually tall corn Come May1977 93 KRAFT
