Turn on the helicopter power
switch, taillight continuously
flashing, no response to
operation.
After turning on the chopper
power switch, the chopper
Nothing happened.
Push the throttle but the motor
not at work, the receiver’s
signal light keep flashing
Turn on the helicopter after
bind, the main blade can rotate
but the helicopter can not take
off
The helicopter is violently
shaking
Main rotor deformed
cross shaft bent
tail rotor bent
Blade clamp screws are too
tight to cause the main blade
can not rotate
Change the rotor head,;
Change the cross shaft;
Change tail rotor;
Loose the blade clamp screw.
Helicopter battery low voltage,
tail propeller Loose or stuck.
Charge the battery or change a
full charge battery;
Press the main shaft and gear
tightly
Helicopter’s battery has a low
voltage;
The lipo battery has a poor
connecting.
Charge the battery or change
a full charge battery;
Connect the battery with
receiver again.
Check the power supply of
helicopter and transmitter;
Check the battery’s voltage of
the helicopter and transmitter;
Batteries had a poor
connecting.
Check the installation site of
Transmitter’s batteries;
Use full voltage batteries;
Install the batteries again;
Confirm the batteries have a
good connecting.
The helicopter without bind
with the transmitter.
Bind the transmitter again
Abnormal Problem Solving Method
Helicopter spinning to left after
take off.
The helicopter has a little yaw:
The helicopter has a serious
yaw.
Check the servo if work properly;
Check the swash plate;
Check the rod sticks if loosing.
made a operational error of the
trimming button
Steering gear damage
Cross disc fracture
Connecting rod fall off
1.According to its yaw direction,
push the trimming button in the
opposite direction;
2.Reset the hovering point.
7
8
Tail motor has a poor power;
The blades loose;
Tail motor was broken.
Check the connection of tail
blade and motor shaft. if loose,
change tail blade or tail motor.
Problem
Possible Cause
Solution