Checking Battery Charge Level - Invacare Wheelchair Pronto M91 Base Owner's Manual

SYMPTOM
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.

Checking Battery Charge Level

The following "Do's" and "Don'ts" are provided for your convenience and safety.
DON'T
Don't perform any installation or maintenance
without first reading this manual.
Don't perform installation or maintenance of
batteries in an area that could be damaged by
battery spills.
Don't make it a habit to discharge batteries to
the lowest level.
Don't use randomly chosen batteries or chargers.
Don't put new batteries into service before
charging.
Don't tip or tilt batteries.
Don't tap on clamps and terminals with tools.
Don't mismatch your battery and chargers.
Part No 1143153
SECTION 4—SAFETY INSPECTION/TROUBLESHOOTING
PROBABLE CAUSE
Battery failure.
Malfunctioning battery charger.
Electrical malfunction.
Batteries not charged.
Weak batteries.
Electrical malfunction.
Damaged motor coupling.
Electrical malfunction.
Controller programmed
improperly.
Poor battery terminal
connection.
Electrical malfunction.
Read and understand this manual and any service
information that accompanies a battery and charger before
operating the wheelchair.
Move the wheelchair to a work area before cleaning
terminals, or opening battery box.
Recharge as frequently as possible to maintain a high charge
level and extend battery life.
Follow recommendations in this manual when selecting a
battery or charger.
Fully charge a new battery before using.
Use a carrying strap to remove, move or install a battery.
Push battery clamps on the terminals. Spread clamps wider if
necessary.
Use ONLY a GEL charger for a GEL battery.
31
SOLUTIONS
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. Contact
Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare for Service.
Contact Dealer/Invacare to have
controller reprogrammed.
Have terminals cleaned.
Contact Dealer/Invacare for Service.
DO
Pronto® M91™Base with SureStep®