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SECTION 4—SAFETY INSPECTION/TROUBLESHOOTING
Pronto® M51™and M61™with SureStep® 26 Part No 1125085
About Joystick Diagnostics
Thejoystickinformationgaugeandtheserviceindicatorgiveindicationsofthetypeof
faultorerrordetectedbythecontrolmodule.Whenafaultisdetected,thewheelchair
maystopandnotdrive.TheLEDsontheinformationgaugemayflashinaparticular
patternortheserviceindicatorlightwillflash.Thenumberortypeofflashesindicatesthe
natureoftheerror.Ifmultipleerrorsarefound,onlythefirsterrorencounteredbythe
controlmodulewillbedisplayed.
Information Gauge Display Diagnostics
Wheelchair will not drive. Motor release levers are
disengaged.
Batteries require charging.
Charger plugged in.
Circuit breaker tripped.
Engage motor release levers.
Charge batteries. Make sure the setting on the
charger is correct.
Unplug charger from wall outlet before
operating the wheelchair.
Reset circuit breaker. If breaker trips again, it
may indicate need for internal repair. Contact
Dealer/Invacare.
Motor “chatters” or runs
irregularly.
Electrical malfunction. Contact Dealer/Invacare.
Only one drive wheel turns. Electrical malfunction.
One motor lock is
disengaged.
Contact Dealer/Invacare for service.
Engage motor lock.
Joystick erratic or does not
respond as desired.
Electrical malfunction.
Controller programmed
improperly.
Contact Dealer/Invacare for service.
Reprogram controller (Refer to electronics
manual supplied with wheelchair).
Wheelchair does not
respond to commands.
Poor battery terminal
connection.
Have terminals cleaned.
Power indicator off - even
after recharging.
Electrical malfunction. Contact Dealer/Invacare for service.
DISPLAY DESCRIPTION DEFINITION COMMENTS
All LEDs are off. Power is off.
All LEDs are on. Power is on. Fewer than three LEDs on
implies reduced battery
charge.
SYMPTOM PROBABLE CAUSE SOLUTIONS
Information
Gauge
Display