PG Drives Technology VR2 series, Operation And Installation Manual

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VR2 C
ONTROL
S
YSTEM
SK77898/2
PG
DRIVES TECHNOLOGY
14
Below is a list of self-help actions. Try to use this list before you contact your service
agent. Go to the number in the list which matches the number of flashing bars and
follow the instructions.
If the problem persists after you made the checks described above contact your
service agent.
* If the programmable parameter, Motor Swap has been enabled, then left
and right hand references in this table will need transposing.
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.
The left hand motor* has a bad connection. Check the
connections to the left hand motor.
The left hand motor* has a short circuit to a battery connection.
Contact your service agent.
The right hand motor* has a bad connection. Check the
connections to the right hand module.
The right hand motor* has a short circuit to a battery connection.
Contact your service agent.
The wheelchair is being prevented from driving by an external
signal. The exact cause will depend on the type of wheelchair
you have, one possibility is the battery charger is connected.
A joystick fault is indicated. Make sure that the joystick is in the
center position before switching on the control system.
A control system fault is indicated. Make sure that all connections
are secure.
The parking brakes have a bad connection. Check the parking
brake and motor connections. Make sure the control system
connections are secure.
An excessive voltage has been applied to the control system.
This is usually caused by a poor battery connection. Check the
battery connections.
1 Bar
2 Bar
3 Bar
4 Bar
5 Bar
6 Bar
7 Bar
9 Bar
10 Bar
7 Bar + S
A comunication fault is indicated. Make sure that joystick cable
is securely connected and not damaged.
8 Bar