Battery gauge diagnostic guide table

The following system faults will prevent the wheelchair from driving.

BATTERY

SYSTEM

 

GAUGE

CHECK / ACTION

LIGHTS

FAULT

 

 

 

Bar 1

Low battery

The batteries need charging or there is a bad connection to the batteries. Check the connections

fast flash

voltage

to the batteries and the controller power connector. If the connections are good, try charging the

 

 

batteries.

 

 

 

Bars 1-2

Left motor

The left motor has a bad connection. Ensure that the motor is connected properly and the

fast flash

disconnected

controller connectors are secure. If problem persists, contact your dealer.

 

 

 

Bars 1-3

Left motor

The left motor has a short circuit to a battery connection. Contact your dealer.

fast flash

wiring fault.

 

 

 

 

Bars 1-4

Right motor

The right motor has a bad connection. Ensure that the motor is connected properly and the

fast flash

disconnected

controller connectors are secure. If problem persists, contact your dealer.

 

 

 

Bars 1-5

Right motor

The right motor has a short circuit to a battery connection. Contact your dealer.

fast flash

wiring fault.

 

 

 

 

Bars 1-6

Inhibit active

The battery charger is preventing the controller from driving the wheelchair. Disconnect charger

fast flash

 

from wheelchair.

 

 

 

Bars 1-7

Possible

A joystick fault is indicated. Ensure that joystick is in neutral before turning ON/OFF switch on.

fast flash

joystick fault

 

 

 

 

Bars 1-8

Possible

A controller fault is indicated. Ensure that all controller connections are secure. If problem

fast flash

controller

persists, contact your dealer.

 

fault.

 

 

 

 

Bars 1-9

Possible

The park brakes have a bad connection. Check the park brake & motor connections. Ensure that

fast flash

park brake

controller connections are secure. If problem persists, contact your dealer.

 

fault.

 

 

 

 

Bars 1-10

Excessive

This is usually caused by a poor battery connection. Check the controller and battery

fast flash

voltage

connections.

 

 

 

Note: If you experience a problem with your wheelchair and are unable to service it yourself, contact the dealer from whom you purchased the wheelchair. If the dealer is unable to help you, contact Graham-Field Customer Service at the number on the back cover for a list of qualified Gra- ham-Field dealers in your area.

 

 

 

36

GF0600059RevB06, November 2006

Metro Power III Owner’s Manual

Page 36
Image 36
E&J GF0600059REVB06 manual Battery System Gauge Check / Action Lights

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