SECTION 4—SAFETY INSPECTION/TROUBLESHOOTING

SYMPTOM

PROBABLE CAUSE

SOLUTIONS

 

 

 

SPM Battery Fault displays and the

Batteries need to be charged

Charge batteries. If batteries fail to

wheelchair does not drive.

(Error code E14).

charge properly, check battery charger

 

or replace batteries. Refer to Replacing

 

 

 

 

Batteries on page 63.

 

 

 

JOYSTICK TIMEOUT displays and

Joystick or input device is

Turn off power, reconnect the joystick

the wheelchair does not drive.

disconnected (Error code 32).

of input device and turn power on.

 

 

 

 

 

JS REV TOO LARGE

The joystick or input device is

Replace joystick or input device.

sending a value outside of the

 

JS FWD TOO LARGE

 

reverse, forward, left or right

 

 

 

JS LFT TOO LARGE or

limits (Error codes E01, E02,

 

JS RGT TOO LARGE

E03 or E04).

 

 

 

displays and the wheelchair does not

 

 

drive.

 

 

 

 

 

NEUTRAL TESTING displays.

The joystick neutral test has

Release the joystick and try to get the

 

failed (Error code E18).

joystick back into the center-most

 

 

position.

 

 

 

BAD JOYSTICK CAL VALUES

The joystick calibration values

Contact Dealer/Invacare for

are outside of the expected

recalibration of the joystick (joystick

displays and the wheelchair does not

range (Error code E19).

throw procedure).

drive.

 

 

 

 

 

SPM NOT CONNECTED

The MPJ or Display module is

Check the connections between the

not communicating with the

joystick or display and the controller.

 

 

control module (Error code

Turn the power off and then back on.

 

E200).

Replace the controller if necessary.

 

 

 

SPM Communications Fault

The controller has determined a

Turn the wheelchair off and back on.

fault during a previous turn-off

 

displays and the wheelchair drives

 

process (Error code E41).

 

slowly.

 

 

 

 

 

 

 

The Proportional or Digital

This is normal behavior.

ATTENDANT ACTIVE and

Attendant control is active and

 

displays.

can be used to drive the chair

 

 

(Error code W05).

 

 

 

 

Batteries draw excessive current

Battery failure.

Have batteries checked for shorted cell.

when charging.

 

Replace if necessary.

 

Electrical malfunction.

Contact Dealer/Invacare for service.

 

 

 

Battery indicator flashes the charge

Battery failure.

Check batteries for shorted cell.

level is low - immediately after

 

Replace if necessary.

recharge.

 

 

 

Malfunctioning battery charger.

Contact Dealer/Invacare for Service.

 

Electrical malfunction.

Contact Dealer/Invacare for Service.

 

 

 

Battery indicator flashes the charge

Batteries not charged.

Have charger checked.

level is low - too soon after being

 

 

recharged.

Weak batteries.

Replace batteries if necessary. Refer to

 

 

Replacing Batteries on page 63.

 

 

 

Motor “chatters” or runs irregular.

Electrical malfunction.

Contact Dealer/Invacare for Service.

 

 

 

Part No 1122170

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