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Brushless Electric Wheelchair (PW-8F20) User's Guide
16
9 Trouble Shooting
No.
Problem
Reason
Solution
1
Power can not
be turned on
Controller host power is not connected.
Controller host power is not connected.
Controller host and joystick are not
connected.
Four core plug contacts with joystick.
Battery power is not enough.
Charge the battery.
2
Fault display on
contoller plate
No.1 red light flash: low battery
Charge the battery.
No.2 red light flash: Joystick is without
communication signal
Four core plug contacts with joystick or
replace the joystick.
No.3 red light flash: In charging
Prohibit driving the chair during charging.
No.4 red light flash: The motor is not
connected.
Insert the motor cable and tighten the
plug.
No.5 red light flash: Electromagnetic
brake is not connected
Insert the motor cable and tighten the
plug.
3
Jetty and Noise
exist while chair
starts moving.
Limited max. speed is too low.
Adjust liimited max. speed higher.
The motor is lack of phase
Replace the motor.
4
Endurance
mileage is shorten
At below 0
℃
environment
It is normal battery characteristic.
Driving on uneven pavement or slope
Energy consumption will increase, it is
normal.
Battery capacity is declining
Replace the battery.
5
Battery
Charging Faults
Charger light does not shine
Replace the charger.
Charger green light always on
Four probes plug contacts with joystick or
replace the battery.
Charging time is shorten
Capacity is decreased, replace the battery.
