Invacare TDX SP User Manual page 104

8 TROUBLESHOOTING
SYMPTOM
Batteries draw excessive current when
charging.
Battery indicator flashes the charge level is
low - immediately after recharge.
Battery indicator flashes the charge level is
low - too soon after being recharged.
Motor "chatters" or runs irregular.
Joystick erratic or does not respond as
desired.
Wheelchair does not respond to commands.
Power indicator off - even after recharging.
Invacare® TDX®SP, TDX SR
PROBABLE CAUSE
Battery failure.
Electrical malfunction.
Battery failure.
Malfunctioning battery charger.
Electrical malfunction.
Batteries not charged.
Weak batteries.
Motor/gearbox malfunction.
Damaged motor coupling.
Electrical malfunction.
Controller programmed
improperly.
Electrical malfunction.
Poor battery terminal connection.
104
SOLUTIONS
Have batteries checked for shorted cell. Replace if necessary.
Contact Dealer/Invacare for service.
Check batteries for shorted cell. Replace if necessary.
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Have charger checked.
Replace batteries if necessary. Refer to Replacing Batteries
and/or Battery Cables on page 89.
Stop use of Wheelchair. Contact Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare to have controller reprogrammed.
Contact Dealer/Invacare for Service.
Have terminals cleaned.
Part No 1143190