SECTION 3—SAFETY INSPECTION/TROUBLESHOOTING
Part No. 1125075 25 Pronto® Series
Motor/Gearbox/Brake8 E08 Controller Fault 00 Controller fault Check connections and wiring. Replace
power module.
01 RAM fault
02 ROM fault
03 CPU fault
04 EEPROM fault
05 Watchdog fault
06 Stack fault
07 Software fault
08 Power-up testing fault
09 Relay fault or precharge fault
10 Bridge fault or disable all fault
11 Electronics fault: Thermistor
12 Calibration setting fault
9 E09 Communications
Fault
00 Remote connection lost Check connections and wiring. Replace
Bus cable.
01 Low communication mode
10 E10 General Fault 00 General fault Check all connections and wiring. Contact
Invacare Technical Service.
11 E11 Incompati-
ble/incorrect
Remote
00 Incompatible/incorrect
Remote
Wrong type of remote connected. Ensure
the branding of the joystick matches that
of controller unit.
SYMPTOM PROBABLE CAUSE SOLUTIONS
Motor makes a
clicking noise.
Bad bearings. If bearings are bad, replace motor. Refer to
Removing/Installing the Motor on page 112.
Raised commutator plate inside of
motor.
Ohm out motor and replace motor if high reading
is present. Normal reading is .5-5 Ohms. Refer to
Motor Testing on page 31 or Removing/Installing
the Motor on page 112.
Grinding noise or
motor is locking
up.
Bad bearings. Bad Gears. Replace motor/gearbox. Refer to
Removing/Installing the Motor on page 112.
Motors stall and
starts up again.
Current Rollback. Stop driving and let electronics cool.