Problem Possible cause Result Remedy
Model will not lift off
Rotor speed collapses at
maximum collective pitch
Poor flight times
Model vibrates Blade tracking not correct
Rotor blades or flybar paddles
poorly balanced
Blade holder screw bent
Blade holder loose
Flybar twisted
Flybar bent
Rotor shaft damaged or bent
Battery retainer (damping material)
not installed correctly
Vibration
Re-adjust
Re-balance
Replace screws
Tighten
Re-adjust
Straighten or replace
Replace
Be sure to read page 10 of the
building instructions
Direction of rotation of collective
pitch servo incorrect
Collective pitch servo incorrectly
positioned
Collective pitch pushrod incorrectly
set
Throttle travel reduced at
transmitter
Collective pitch pushrod incorrectly
set
Insufficient rotor speed at hover
Rotor blades producing thrust in
opposite direction
Too little blade pitch angle (collective
pitch)
Too little blade pitch angle (collective
pitch)
Motor not producing full power
Too little blade pitch angle (collective
pitch)
Poor efficiency
Reverse servo direction
Correct position
Check rotor blade pitch values (collective pitch
pushrod length)
Set throttle travel to 100%
Check rotor blade pitch values (collective pitch
pushrod length)
Check rotor blade pitch values (collective pitch
pushrod length)
26
Trouble-shooting
To Next Page
Loading...
