OMPHOBBY Edge 540 User manual

GlobalProfessionalRCModelBrand
InstallationManual
OMPHOBBY74”Edge540KevlarReinforced
BalsaAirplane
ZhuhaiEdgeSmartDriveTechnologyCo.,Ltd.
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OMPHobby74”BalsaAirplane
ZhuhaiEdgeSmartDriveTechnologyCo.,Ltd.
www.omphobby.com
OMPHobby74”EDGE540,notonlyhasthelowspeedstability,
lowstallpoint,excellent3Dperformance,butalsoveryfastroll
rateoftraditionalEDGE,andprecisenavigationcontrol.The
traditionalsecuringmethodofthemotorbaseandthelanding
skidbasehavebeenchanged,preventingthelooseningofthe
anti‐graspingnut.Wing,wingfence,newquickdisassembly
design,significantlyreducedtheinstallationtime.Thehorizontal
tailandthefuselageareconnectedbyaslotSecuringdesign,
whichincreasesthestrengthofthehorizontaltailandmakesthe
installationmoreaccurateandconvenient.Eachaircrafthasa
metalnameplatewithauniqueserialnumber.

OMPHobby74”BalsaAirplane
ZhuhaiEdgeSmartDriveTechnologyCo.,Ltd.
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ZhuhaiEdgeSmartDriveTechnologyCo.,Ltd.
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OMPHobby74”BalsaAirplane
ØOptions:Fourcolorsforchoosing:
Orange-White,Green-Black,Red-White,Yello-White
ØUnboxing-What’sintheBox?

LandinggearAssembly
ØLandingGearInstallation
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5. Slidethecuffsoverthelandinggearandsecurewithscrews.
Becarefultonotbreakthescrews.Ifthescrewseemstobe
difficulttoinsertuseadrilltoopenupthehole.(Some
peoplehavefoundtheypreferadobofsiliconeinsidethe
cuffholdthemsecure.)
2. Unscrewhexagonscrewsonthelandinggearplate.
3. Applygluetohexagonscrews,useittosecurethe
carbonfiberlandinggeartolandinggearplate.
4. Putlandinggearcoverplateintoaslotandstickit
withtransparenttape.
1. Landinggearpartscontentsareshownbelow.

7. Installwheelcowls,tightenscrews.
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TailwheelAssembly
ØTailWheelInstallation
6. Installwheels,securewheelswithgasketandscrew.
(Applygluetoscrews)
1. Unscrewthescrewsonthefuselage
2. Installthetailwheelassemblyonthefuselageusing
washersandsocketheadscrews.Werecommendusinga
threadlockeronthesescrews.

WingsAssembly
3. Pulloutthewhitepolyesterthreadfromtheservoholewith
tweezers,tieupwithaileronservoconnector.
ØAileronServoInstallation
1. Carefullylocatetheslotwhichhasbeenmadeonthewing
tail,lightlycutthroughthecoveringbutnotintothebalsa
sheeting.
2. Usesandpapertoroughentherootofcontrolarm.Tryto
insertitintothemountingslottoadjustthepositionatfirst,
thentakeitout,applygluetotheslotandtherootofthe
controlarm,insertittotheslottosecureit.
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4. Findtheotherheadofwhitepolyesterthreadfromwingside,
pullituntilaileronservoisplacedinservohole.

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5. Removeblackrubberringfromthewingside,pass
aileronservowireintotheblackrubberringand
secureittotheoriginalposition.
WingsAssembly
6. Secureaileronservoarmandcontrolarmswithballhead
pullrod,putthecupheadhexagonalscrew,gasket,ballhead
onservoarm,secureitwithironpliers,adjusttheballhead
pullrodstoproperlength.
7. Securescrew,washer,ballheadtocontrolarm,controlarmis
at90degreesagainstservo.
8. Checkthedegreesbetweenservoarmandcontrolarms.

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WingsAssembly
9. Assemblethewingtubeintothefuselagethen
installwings,turnwhitescrewstosecurethewings.
10. Unscrewtheretainingscrewsonthewing,installwingtip.
ConnectReceiverandBattery

ElevatorAssembly
ØElevatorServoInstallation
1. Finda60‐coreextensioncableonthefuselage,tearoffthe
sticker,thenconnectitwithelevatorservo.
2. Findthewhitepolyesterthreadinthefuselageframe,gently
pullituntiltheservoisplacedintotheopenedservohole.
3. Runtheelevatorservoextensionwiresthroughtheconduit
locatedinsidethefuselageandthenplacetheextensionwires
intoframeholes.
4. Securetheservousingthescrews.
ØHorizontalTailInstallation
1. Carefullylocatetheslotwhichhasbeenmadeon
horizontaltail,lightlycutthroughthecoveringbutnot
intothebalsasheeting.
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ElevatorAssembly
ØHorizontalTailInstallation
2. Usesandpapertoroughentherootofcontrolarm.Tryto
insertitintothemountingslottoadjustthepositionat
first,thentakeitout,applygluetotheslotandtheroot
ofthecontrolarm,insertittotheslottosecureit.
3. Removethesecuredplateusedforfillingthehorizontal
tailslot,insertthehorizontaltailintofuselage,pleasetake
notethatitmustbefullyinsertedintothefuselage.
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4. Insertsecuredplatetofillthehorizontaltailslot,use502
gluingthegapallaroundthehorizontaltail.

ElevatorAssembly
ØHorizontalTailInstallation
5. Aftertheglueisdried,assembletheservoarmand
controlhornwithballheadpullrod,securethecuphead
hexagonalscrew,gasket,ballheadtotheservoarm,
secureitwithironpliers,adjusttheballheadpullrodsto
properlength.
6. Securescrew,washer,ballheadtocontrolhorn.
7. Checktheanglebetweentheservoarmandcontrolarm.
(Makesurethecontrolhornisat90degreesagainst
servo.)
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RudderAssembly
ØRudderInstallation
1. Carefullylocatetheslotwhichhasbeenmadeonthevertical
tail,lightlycutthroughthecoveringbutnotintothebalsa
sheeting.
2. Grindtherootofcontrolarms,tryitfirsttoinsertitintothe
slottoadjusttheposition,thentakeitout,applygluetothe
slotandtherootofthecontrolhorn,insertittotheslotto
secureit.
3. Remove4hingeswhichareinsertedintherudder.InjectAB
glueintotheholes,applyglueto4hingeswithappropriate
lengthfromitsbottom,theninsert4hingesintotherudder.
4. InjectABglueintotheholesinfuselage,applygluetothe
otherendofhingeswithappropriatelength,theninsertitinto
fuselage.
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RudderAssembly
6. Applygreaseorengineoilonalljointsbetweenrudderand
fuselage,andaroundthehinges,toavoidaffectingthe
sensitivityofrudderaftergluedried.
7. Tierudderwithmaskingtapewhileglueisstillwetto
preventloosening.
8. Makesuretheshaftisinthemiddleposition,andkeepthe
gapbetweenrudderandfuselagewithin1mm.
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9. Findthecenterpositiontosecurethetailwheelbracketto
rudder,drillahole,securethetailwheelbracketwithscrews.
(Noneedtofullyscrewedin)
10. Aftertheglueisdried,securetheservoarmandcontrol
armswithaballheadpullrod.
11. Makesuretheangleofservoandcontrolhornsis90° and
180°oblique,ensurerudderissymmetricaltothe2sidesof
fuselage.

GasEngineAssembly
ØGasEngineInstallation
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1. Pastedouble‐sidedtapeonthebackoftheengineperforated
plate
2. Thefourlinesofthemountingplatearealignedwiththe
tensionlinesonthefirewall
3. Drillholeswitha5mmdrillbit(thespecificsizeofthedrillbit
dependsonthesizeofthescrewholeoftheengineormotor
mountingpostused)
4. Lightlytapwithascrewdrivertoremovethethrottleservo
mountingpositionandthefuselageairoutletwoodenboard.
5. Useautilityknifetoopentheairoutlet.
6. Useautilityknifetoopentheoutletoftheexhaustplate.
7. Aftertheguideplateisinstalledinplace,installtheexhaust
platewithscrews,asshowninthefigure

GasEngineAssembly
ØGasEngineInstallation
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8. Thefueltankfirstfixesthebottomwithvelcro,thenusethe
magiccabletietotieitaccordingtothedirectioninthe
picture.
9. Theinstallationdirectionandheightofthethrottleservo
dependondifferentengines,thefigureusesDLE35RA.
10. Accordingtothecarburetortierodandcarburetoroilinlet,
opentheoilpipeholeandthetierodhole.
11. Theoilpipeholeshouldbeenlarged,andacircleof
electricaltapeiswrappedaroundtheoutsidetoprotectthe
oilpipe.
12. Snapthecowluptoopentheheatdissipationventandthe
exhaustpipeexhaustport

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13. CDIcanbeinstalledinsidethetopplateofthefirewall，
applylow‐strengthscrewgluetothescrews.
GasEngineAssembly
14. Stickthemaskingtapeonthefuselage,anduseamarker
pentomarkthepositionofthefixingscrewofthecowl,the
cowlmustbesnappedintoplace,otherwiseitmaycause
inaccurateinstallation
15. Fixthecowlfirmlywithmaskingtape,drillscrewholeswith
aholesaw,tightenthescrewstocompletethecowl
installation

ElectricPowerAssembly
ØMotorInstallation
1. Unscrewsocketheadscrewsfromtheheadplateoffuselage.
2. Putthescrewsintomotormountandputaluminumcolumns
totheothersideofscrews.
3. Applygluetothescrewsandinstallmotortomotorholder.
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ØESCInstallation
1. AttachtheconnectedESCtoESCholderwithdouble‐sidedtape
andSecurewithcableties.
2. TiethewiresofESCandmotorwithfasteningstrap.

CowlPartAssembly
ØCowl,Propeller,SpinnerInstallation
1. Installcowltofuselage(pleasetakenotethatmotor
mustbeincenterposition)
2. Removethepropellerspinneradapterandscrewgasket,
installthealuminumspinnerback‐plate,propeller,
propellerspinneradapterandscrewgasketin
succession.
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3. Securethespinnerwithscrews,pleasepayattention
thatspinnermustbelocatedinthecentrepositionof
thecowl,andspinneredgeisparalleltothecowl,gapis
about1.5mm.
4. Securethecowlwithscrews,twoscrewsforeachoftwo
sides.secure

74”Edge540BalsawoodAirplane
ParameterSpecification
Rate EXP Direction Throw
Aileron
High 35~40% Up 36~39°
Low 40~45% Down 20~26°
Elevator
High 38~45% Up 45~53°
Low 45~55% Down 30~35°
Rudder
High 38~45% Up 42~50°
Low 45~55% Down 28~32°
RecommendedSettingsofDualRatesandExponentialsofControlSurfaces
Item: 74”EDGE540 Color: Green▢Red▢
Yellow▢Orange▢
WingSpan: 1880mm(75in) FullLength: 1800mm(72in)
FlightWeight: 4.8~5.3KG TheCenterofGravity(CG): Approx.120-135mm
WingArea: 70.51g/d㎡WingLoad: 68~75.1g/d㎡
WingAngleofIncidence: 0°MotorThrustAngles: Down0°&Right2°
PackageDimension 144*56*30(L*H*W)cm GrossWeight: 15.3kg
Servo:20~35Kg*5(Aileron*2,Elevator*1Rudder*1Throttle*1)
GasPower(Recommended):30-35CC,Propeller:19x8/19x9/19x10/20x8/20x9
ElectricPower(Recommended):
Option1:Motor:Sunnysky7015,ESC:X120A,Propeller:20x8/20x9,Lipo8s4000mah/12s3300mah3700mah4000mah
Option2:Motor:Sunnysky6220,ESC:X120A,Propeller:20x8/20x9;Lipo6S5000mah/8s3300mah3700mah4000mah