Sunrise Medical Quickie Q50R, Service Instructions Manual

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28 Q50R REV.A
Fault Self-Diagnosis
（
All 5 LEDs in the battery display are flashing
）
This indicates a system trip in the new VSI has detected a problem somewhere in the wheelchair
＇
s electrical
system. Please follow the following procedure.
1. Switch off the controller.
2. Make sure that all connectors on the wheelchair and the control system are mated securely.
3. If you can
’
t find the problem, try using the self-help guide.
4. Switch on the controller again and try to drive the wheelchair. If the safety circuit operate
again, switch off and do not try to use the wheelchair. Contact your service agent.
Times Diagnosis Solution
1
The battery needs charging or there is a bad
connection to the battery.
Check the connections to the battery.
If the connections are good, try charging the
battery.
2
The left hand motor has a bad connection. Check the connections to the left
hand motor.
3
The left hand motor has a short circuit to battery
connection.
Contact your
service agent.
4
The right hand motor has a bad connection. Check the connections to the right
hand motor.
5
The right hand motor has a short circuit to battery
connection.
Contact your
service agent.
6
Not used.
/
7
A joystick fault is indicated. Make sure that the joystick is in the center
position before switching on the controller.
8
A controller fault is indicated. Make sure that all connections are secure.
9
The parking brakes have a bad connection. Check the parking brake and motor
connections.
Make sure the controller connections are
secure.
10
A excessive voltage has been applied to the
controller.
This is usually
caused by a poor battery connection. Check
the battery connections.
Other situations where a dealer's service is required:
* Excessive noise from the motor
* Severe cracks or ruptures in the joints
* Unable to run
* Tire wear and tear
* Generates severe jitter
If the Q50R is not working or not working as it should, contact your supplier.