VIII
．
Handling of common problems
Problems
Possible reasons
Solutions
After power on, the motor
fails to work and there is
no music. The servo
system fails to work and
switch on.
There is a poor contact
between battery pack and
ESC.
The power is off.
Clean the plugs again or change plugs. Check and
confirm the polarities of wiring.
The polarities of connection
between receiver and signal
wires of ESC are wrong
Check the signal wire to ensure the polarities are
correct.
The welding is not firm so a
poor contact easy happens.
Weld the connecting line for the second time.
The wiring polarities of
batteries are wrong.
Check the battery pack and exchange battery
pack with full voltage in accordance with
standards.
Other quality problems in
ESC
Change ESC
After power on, there is
sound
that
ESC
automatically check the
number of batteries, but
the motor fails to work.
The ESC fails to set routine of
throttle.
Reset the routine of throttle.
The
ESC
work
successfully, but motor
fails to work. There is no
music.
After power on of ESC
,motor fails to work and
gives out warning
tone(two bees and short
pause)
There is a poor contact or
welding between ESC and
motor.
Check the end of connector or change connector
or weld the wiring of motor again.
Bad motor
Change motor
Protection for low voltage in
ESC. The voltage of battery is
out of acceptable limit.
Check the voltage of battery group, change with
battery group of full voltage.
After power on, motor
fails to work but gives out
warning tone(one beep
and short pause
There is no output signal of
throttle in receiver.
Check and confirm the connection between signal
wire and throttle in receiver is correct.
Check the transmitters and receivers to ensure
that there are output signals.
After power on, motor
fails to work and gives out
continuing beeps
The pull rod of throttle is not
in the lowest position
Push the pull rod of throttle to the lowest position
and reset the routine of throttle.
After power on, motor
fails to work and gives out
two long beeps and then
two short beeps
ESC enters programming
mode due to wrong pros and
cons setting of throttle
channel.
Adjust the pros and cons setting of throttle
channel according to the specification of remote
control.