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 confi gured
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 fl ight 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.
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 fl ashes
rapidly and aircraft will
not bind to transmitter
(during binding)
Transmitter is too near aircraft during
binding process
Power off transmitter, move transmitter a
larger distance from aircraft, disconnect and
reconnect fl ight battery to aircraft and follow
binding instructions
Bind switch or button was not held
while transmitter was powered on
Power off transmitter and repeat bind pro-
cess
Aircraft or transmitter is too close to
large metal object, wireless source or
another transmitter
Move aircraft and transmitter to another
location and attempt binding again
LED on receiver fl ashes
rapidly and aircraft will
not respond to transmit-
ter (after binding)
Less than a 5-second wait between
fi rst powering on transmitter and con-
necting fl ight battery to aircraft
Leaving transmitter on, disconnect and re-
connect fl ight battery to aircraft
Aircraft is bound to a different model
memory (
ModelMatch
TM
radios only)
Select correct model memory on transmitter
and disconnect and reconnect fl ight battery
to aircraft
Flight battery/transmitter battery
charge is too low
Replace/recharge batteries
Transmitter may have been bound to
a different model (or with a different
DSM
Protocol)
Select the right transmitter or bind to the
new one
Aircraft or transmitter is too close to
large metal object, wireless source or
another transmitter
Move aircraft and transmitter to another
location and attempt connecting again
Helicopter vibrates or
shakes in fl ight
Damaged rotor blades, spindle or blade
grips
Check main rotor blades and blade grips for
cracks or chips. Replace damaged parts.
Replace bent spindle.
