User Manual

EN
Firebird Delta Ray
14
Move the trim sliders for the controls as they are
assignedonyourtransmitter.Familiarizeyourselfwith
yourtransmitter’scontrolsandtheaircraft’sresponse
beforeyingbyperformingtherecommendedControl
DirectionTest.
Elevator Trim
Trimtheelevatorat50%–60%throttle.Whenthe
elevatoristrimmedcorrectly,youraircraftwillylevel
at half throttle, climb steadily above half throttle and
descendbelowhalfthrottle.
• Iftheaircraft’snosedriftsupordownwhilethe
elevatorstickisatneutral(centered)position,
movetheelevatortrimsliderbyoneortwo“click”
incrementsintheSAMEdirectionasthedrift.
Aileron Trim
Whentrimmedcorrectly,youraircraftieswithwingslevel.
• Iftheaircraftdriftsleftorrightwhentheaileronstick
is at neutral (centered) position, move the aileron trim
sliderbyoneortwo“click”incrementsOPPOSITEthe
direction of roll.
Ifyoumustusemorethan8“clicks”onatrimsliderto
maketheaircraftystraightandlevel,landandadjusta
controlsurfaceasdescribedbelow.
Performmanualadjustmentoftrimbeforeincreasing
thethrottleabove25%orSAFEwillmovethecontrol
surfaceswhentheaircraftismoved.
Return any trim setting on the transmitter to neutral
by pushing the trim slider to the middle position, then
adjusting the clevis on that control surface to position it
thesameasitwaswiththetrimslideroffset.
1. Remove the clevis from the control horn.
2. Turntheclevis(asshown)tolengthenorshortenthe
pushrod.
3. Closetheclevisontothecontrolhornandslidethe
tubetowardsthehorntosecuretheclevis.
Adjusting Trim in Flight
Manually Adjusting Trim
Aircraft drift Required Trim
ElevatorAileron
UpTrim
DownTrim
LeftTrim
Right Trim
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2
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