SECTION 6—TROUBLESHOOTING
48
Wheelchairs with Powered Seating Systems
Battery indicator flashes the charge
level is low— immediately after
recharge.
Battery failure.
Malfunctioning battery charger.
Electrical malfunction.
Check batteries for shorted cell.
Replace if necessary (Refer to Replacing
Batteries on page 119).
Contact Invacare for Service.
Poor connections between char-
ger/wheelchair. Contact Dealer/Invac-
are.
Battery indicator flashes the charge
level is low—too soon after being
recharged.
Batteries not charged.
Weak batteries.
Old Batteries. Batteries sat too
long w/o charge. Replace batter-
ies.
Have charger checked.
Replace batteries if necessary.
Contact Dealer/Invacare for Service.
Motor “chatters” or runs irregular.
Electrical malfunction.
Contact Dealer/Invacare for Service.
Only one drive wheel turns.
Electrical malfunction.
Motor is locked up, stuck.
Contact Dealer/Invacare for Service.
Separate motor and gearbox (Except
GB).
Chair erratic or does not respond as
desired.
Damaged motor coupling.
Electrical malfunction.
Controller programmed
improperly.
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Reprogram controller. (Refer to
electronics manual supplied with wheel-
chair).
Wheelchair does not respond to
commands.
Power indicator OFF—even after
recharging.
Bad Joystick.
Batteries did not charge.
Joystick cable is not plugged in.
Calibrate Joystick, replace if necessary.
Test for 24 volts.
Plug in joystick.
SYMPTOM
PROBABLE CAUSE
SOLUTIONS
Wheelchair Power ON but does not
drive
System tilted, reclined or
elevated beyond drive lock-out
angle (20°).
Return to neutral position (upright and
completely lowered). Refer to
Operating Powered Seating Systems in
the usser manual.
Contact Invacare/Dealer for service if
this does not solve the problem.
SYMPTOM
PROBABLE CAUSE
SOLUTIONS