Troubleshooting - Battery; Troubleshooting - Battery Charger - Invacare TDXSPBASE Service Manual

SYMPTOM
Wheelchair loses all power while
driving.
Excessive forward motion when
braking

Troubleshooting - Battery

SYMPTOM
Batteries won't charge.
Short Charge Time
No power to wheelchair.
Corroded battery wiring connections.
E14 Error code.

Troubleshooting - Battery Charger

SYMPTOM
No LED's on Charger
Part No 1143209
SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING
PROBABLE CAUSE
Bad Connection on wheelchair.
Stability lock not engaging properly.
PROBABLE CAUSE
Blown battery fuse or damaged
cables/connectors.
Batteries sat discharged too long.
One or both batteries may be bad (if
batteries charge up to soon).
Bad connection or blown fuse. Check
Joystick connection.
Batteries are dead.
Loose battery connections
Possible water, salt, or urine
damage.
Low voltage
PROBABLE CAUSE
Charger not plugged into outlet.
No AC power at outlet.
Damaged power cord.
Charger LED's burnt out.
Charger may have internal fuse that is
blown.
29
SOLUTIONS
Turn power "Off", wait 10 seconds and turn
power back "On".
Check joystick connection.
Check battery connection and fuses.
Measure battery voltage.
Adjust the stability lock. Refer to Adjusting
the Stability Lock Setting on page 53.
SOLUTIONS
Check cables and connectors for damage or
replace battery wiring harness. Replace
batteries.
Check each battery and replace if needed.
Check all connections and housings for dam-
age. If you have blown fuse a new battery
wiring harness must be purchased.
Check battery voltage and replace if neces-
sary.
Check battery cable connections, may have
vibrated loose when driving on rough terrain.
Replace battery wiring harness.
Recharge or replace batteries.
SOLUTIONS
Make sure the charger is plugged into the
outlet.
Check for AC power with digital volt meter.
Check for damage on the power cord,
replace if damaged or send in for repair.
Send charger to Invacare for repair.
Send charger to Invacare for repair.
TDX® SP