Manual
of
Speed Controller for
Brushed Motor
- 2 -
Trouble Shooting
Trouble
Possible Reason
Action
After power on, the motor does not work, no
sound is emitted
The connection between battery
pack and ESC is not correct
The connection between ESC and
motor is not correct
Check all the connections.
Replace the bad connector.
After power on, the motor does not work,
such an alert tone is emitted:
“beep-beep----, beep-beep----,
beep-beep----
”
Input voltage is too high or too low.
Check the voltage of battery pack
Check the battery type setting jumper
After power on, the motor does not work,
such an alert tone is emitted:
“beep--, beep--, beep--”. (Every “beep--”
has a time interval of about 1 second).
Throttle signal is irregular
Check the receiver and transmitter
Check the cable of throttle channel
After power on, the motor does not work,
such a alert tone is emitted:
“beep-, beep-, beep-”. (Every “beep-” has a
time interval of about 0.25 second)
The throttle stick is not at the
bottom( lowest) position
Move the throttle stick to the lowest position
The motor runs in the opposite direction
The connection between ESC and
the motor need to be changed.
Swap the wire connections between ESC and
motor
The motor speed is gradually reduced, and
cannot be speeded up again
The ESC is over-heat and begin to
protect itself
ESC has entered Low Voltage
Protection mode
Land RC model as soon as possible, cool the ESC
before the next flight
Land RC model as soon as possible, replace the
battery pack with a full charged one
The motor stop running
Throttle signal is lost
Check the receiver and transmitter
Check the cable of throttle channel
Random stop or restart or irregular
working state
Some Connections are not reliable
Check all the connections: battery pack connection,
throttle signal cable, motor connections, etc.
There is strong Electro - Magnetic
interference in flying field.
Reset the ESC to resume normal operation. If the
function could not resume, you might need to move
to another area to fly.
