Invacare At'm manual Troubleshooting Guide, Symptom Probable Cause Solutions

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SECTION 4—SAFETY INSPECTION/TROUBLESHOOTING

TROUBLESHOOTING GUIDE

SYMPTOM

PROBABLE CAUSE

SOLUTIONS

 

 

 

Erratic performance of

Low tire pressure.

Inflate tires to the proper tire pressure.

wheelchair (driving uphill,

 

 

increase in braking distance).

 

 

 

 

 

Wheelchair will not drive.

Low tire pressure.

Inflate tires to the proper tire pressure.

 

Motor engagement handles

Engage motor engagement handles.

 

are disengaged.

 

 

Batteries require charging.

Charge batteries. Make sure the setting on the

 

 

charger is correct.

 

Charger plugged in.

Unplug charger from wall outlet before operat-

 

 

ing the wheelchair.

 

Circuit breaker tripped.

Press the reset button. Refer to Resetting the

 

 

Circuit Breaker on page 28.

 

 

 

Batteries draw excessive

Battery failure.

Have batteries checked for shorted cell. Replace

current when charging.

 

if necessary.

 

Electrical malfunction.

Contact Dealer/Invacare.

 

 

 

Battery indicator shows low

Batteries weak, won’t hold

Replace Batteries.

charge level immediately

charge.

 

after charging.

 

 

 

Electrical malfunction.

Contact Dealer/Invacare.

 

Charger malfunction.

Replace charger. Contact Dealer/Invacare.

 

 

 

Motor “chatters” or runs

Electrical malfunction.

Contact Dealer/Invacare.

irregularly.

 

 

 

 

 

Only one (1) drive wheel

Electrical malfunction.

Contact Dealer/Invacare for service.

turns.

 

 

 

One (1) motor is disen-

Engage motor engagement handle.

 

gaged.

 

 

 

 

Joystick erratic or does not

Electrical malfunction.

Contact Dealer/Invacare for service.

respond as desired.

 

 

 

Controller programmed

Reprogram controller (Refer to electronics man-

 

improperly.

ual supplied with wheelchair).

 

 

 

Wheelchair does not

Poor battery terminal con-

Have terminals cleaned.

respond to commands.

nection.

 

 

 

 

Power indicator off - even

Electrical malfunction.

Contact Dealer/Invacare for service.

after recharging.

 

 

 

 

 

NOTE: For additional troubleshooting information and explanation of error codes, refer to the Electronics Manual supplied with each wheelchair.

Part No. 1125035

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At’m

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Contents At’m At’m Table of Contents Seat Table of Contents Complete and mail the form on the next Register Your ProductProduct Registration Form Fold here Cut Along Line Wheelchair TIE-DOWN Restraints and Seat Restraints Special NotesLabel Location Parameters Typical Product ParametersOperation Information Controller SETTINGS/REPAIR or ServiceGeneral Guidelines Tire PressureGeneral Guidelines Charging Batteries AccessoriesBatteries Rain Test Weight TrainingWeight Limitation Grounding InstructionsEMI Information EMI Information Coping with Everyday Obstacles SAFETY/HANDLING of WheelchairsStability and Balance LIFTING/STAIRWAYS Reaching and Bending Backward Percentage of Weight DistributionREACHING, Leaning and Bending Forward INSPECT/ADJUST Initially Safety INSPECTION/ TroubleshootingSafety Inspection Checklists INSPECT/ADJUST Periodically INSPECT/ADJUST WeeklyINSPECT/ADJUST Monthly Symptom Probable Cause Solutions Troubleshooting GuideOperating the Wheelchair Turning the Power ON/OFFUsing the Joystick to Drive the Chair Wheelchair OperationMovement Action Using the HornJoystick Joystick Switches and IndicatorsON/OFF Button Speed Control KnobWheelchair Operation Display Description Definition Comments Multi Function Charger Port Resetting the Circuit BreakerRemoving REMOVING/INSTALLING the SeatInstalling SeatREMOVING/INSTALLING the Seat Replacing Seat Positioning Strap Replacing Seat Positioning StrapJoystick DISCONNECTING/CONNECTING the JoystickDisconnecting ConnectingRepositioning the Joystick Repositioning the JoystickBatteries Recommended Battery TypeREMOVING/INSTALLING the Battery Pack REMOVING/INSTALLING the Battery PackRemoving Charging Batteries REMOVING/INSTALLING the Batteries FROM/INTO Battery PackMulti-Function Charger Port ENGAGING/DISENGAGING the Motors MotorsReplacing Front Casters Wheels and CastersAdjusting Forks Adjusting ForksREMOVING/INSTALLING the Drive Wheels REMOVING/INSTALLING the Drive WheelsTransporting the Wheelchair USA Limited Warranty