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Batteries draw excessive current
when charging.
Battery indicator flashes the charge
level is low —immediately after re-
charge.
Battery indicator flashes the charge
level is low—too soon after being re-
charged.
Motor “chatters” or runs irregular.
Only one (1) rear wheel turns.
Joystick erratic or does not respond
as desired.
Wheelchair does not respond to com-
mands. Power indicator OFF—even
after recharging.
TROUBLESHOOTING
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TROUBLESHOOTING
TROUBLESHOOTING GUIDE ELECTRICAL
SYMPTOM PROBABLE SOLUTIONS
CAUSE
Check batteries for shorted cell. Perform
Field Load Test (Troubleshooting). Re-
place if necessary (PROCEDURE 6).
Contact Dealer/Invacare for Service.
Check batteries for shorted cell. Perform
Field Load Test (Troubleshooting). Re-
place if necessary (PROCEDURE 6).
Contact Dealer/Invacare for Service.
Poor connections between charger and
wheelchair. Contact Dealer/Invacare for
Service.
Have charger checked.
Check for shorted cell. Perform Field
Load Test (Troubleshooting). Replace bat-
teries if necessary (PROCEDURE 6).
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Engage clutch (PROCEDURE 10).
Contact Dealer/Invacare for Service.
Reprogram controller (Refer to control-
ler manual supplied with wheelchair).
Reconnect all connectors.
Clean battery terminals (PROCEDURE 6).
Replace fuse.
Contact Dealer/Invacare for Service.
TROUBLESHOOTING GUIDE MECHANICAL
CHAIR CHAIR SLUGGISH CASTER SQUEAKS LOOSENESS SOLUTIONS
VEERS VEERS TURN OR FLUTTERS AND IN CHAIR
RIGHT LEFT PERFORMANCE RATTLES
XX X Check tires for correct
and equal pressure.
XXX XCheck for loose stem nuts.
XX X Check that both casters contact
the ground at the same time.
Battery failure.
Electrical malfunction.
Battery failure.
Malfunctioning battery charger.
Electrical malfunction.
Batteries not charged.
Weak batteries.
Electrical malfunction.
Electrical malfunction.
One clutch is disengaged.
Electrical malfunction.
Controller Programed improperly.
Battery Box connectors are dis-
connected.
Poor battery terminal connection.
Battery Box fuse blown.
Electrical malfunction.
NOTE: For additional troubleshooting information and explanation of error codes, refer to the
individual CONTROLLER MANUAL supplied with each wheelchair.