Alarm message
BRUSH MOTOR CUTOUT
TRIPPED
BRAKE
STAND-BY
ACCELERATOR RELEASE
ERROR EEPROM 1
DRIVE CONTROL BOARD
CUTOUT TRIPPED
ACCELERATOR FAULT
MAX SPEED
POTENTIOMETER FAULT
UNDER VOLTAGE FAULT
OVERVOLTAGE FAULT
MAIN RALAY FAULT
HPD
MOSFET FAULT
ERROR EEPROM 2
SERVICE
BATTERY DISCHARGED
COWLING OPEN
ALARMS/WARNINGS DISPLAYED
Machine behaviour
Brush motionless.
Drive motionless.
Machine motionless.
Machine motionless.
Machine motionless.
Machine motionless.
Machine motionless.
Machine motionless.
Services inhibited, drive
enabled.
/
Machine motionless.
Machine motionless.
Machine motionless.
Machine motionless.
/
Services inhibited, drive
enabled.
Machine motionless.
Description of problem
Brush motor overheating.
Brake applied.
Drive motor overheating.
Seat microswitch not
detecting weight of
occupant.
Message appears if
the accelerator pedal is
depressed when turning
on the machine.
Defective software.
Drive circuit board
overheating.
Fault with accelerator
wiring.
Fault with potentiometer
wiring.
Battery voltage lower
than 21.4V (GEL/AGM
batteries) or 20.5V (Acid
batteries).
Battery voltage higher than
29V (GEL/AGM batteries)
or 29V (Acid batteries).
Fault with drive circuit
internal relay
Message appears if
the accelerator pedal is
depressed when turning
on the machine, or if
the potentiometer is not
correctly adjusted.
Mosfet failure or short
circuit on drive circuit
board.
Defective drive circuit
board software.
SERVICE function active.
Battery voltage lower
than 18.3V (GEL/AGM
batteries) or 18V (Acid
batteries).
Cowling raised or not
properly shut.
EN
Possible solution
Leave to cool down.
Release the brake.
Leave to cool down.
Sit correctly on the seat
Release the accelerator
pedal.
Replace the display circuit
board.
Wait for the drive motor to
cool down.
Check the wiring.
Check the wiring.
Recharge the batteries,
or replace if the problem
persists.
Recharge the batteries,
or replace if the problem
persists.
Replace the drive circuit
board.
Switch the machine
the accelerator pedal
released.
Check the potentiometer
adjustment.
Replace the drive circuit
board.
Replace the drive circuit
board.
Contact a service centre.
Recharge the batteries, or
replace them.
Shut the cowling.
Check the cowling safety
microswitch.
Check the wiring.
30