11
EN
Troubleshooting Guide
Problem
Possible Cause
Solution
Helicopter will not
initialize
Throttle at high position
Reset controls with throttle stick and
throttle trim at center or lowest setting
Switches not in normal position
Set flight mode to OFF/0 and exit throttle
hold.
Pitch or throttle servo reversing im-
properly configured
Reset servo reversing
Refer to “Programming your Transmitter”
Helicopter will not
spool up
Throttle hold on
Turn off HOLD with throttle low and trim
centered or low.
Refer to “Throttle Hold”
Low battery voltage
Completely recharge flight battery
Motor power decreases
during flight
Receiver uses default soft Low
Voltage Cutoff (LVC)
Recharge flight battery or replace battery
that is no longer performing
Cannot turn off
throttle hold
Stunt Mode switch still on
Set flight mode to OFF/ 0 and exit throttle
hold.
Throttle not at low position
Reset controls with throttle stick and
throttle trim at center or lowest setting
Powers off when flying
upside down (inverted)
Stunt Mode off
When flying, switch stunt mode to ON/1
before flying inverted.
Will not bind properly to
non-computer radio
Helicopter binds differently to
non-computer radios
Release bind button/ switch after
applying left rudder. Do not hold the bind
button/ switch after applying left rudder.
Poor tail authority
Tail boom is cracked
Replace tail boom
The tail rotor blade is warped
or bent.
Twist rotor blade back into position
or replace.
Climb out rate is greatly
reduced
Main gear has slipped on the main
shaft.
Push main gear back into position.
LED on receiver flashes
rapidly and aircraft will
not link to transmitter
Less than a 5-second wait after
powering transmitter and before
connecting flight battery to aircraft
Disconnect then reconnect flight
battery to aircraft
Transmitter too near aircraft
during binding process
Move powered transmitter a few
feet from aircraft, disconnect and
reconnect flight battery to aircraft
Aircraft not bound to transmitter
Bind transmitter to aircraft receiver
Aircraft bound to different model
memory (ModelMatch™ radios only)
Select correct model memory on
transmitter
Low charge in transmitter
batteries
Replace or charge transmitter
batteries
Helicopter vibrates or
shakes in flight
Damaged rotor blades, spindle or
blade grips
Check main rotor blades and blade grips
for cracks or chips. Replace damaged
parts. Replace bent spindle.
