Problem
Cause
Solution
Service indicator flashes
once
User error.
This is probably a 'STALL'
timeout.
Put the joystick in neutral
and try again.
Service indicator flashes
twice
Battery fault.
Check batteries and
cabling. Charge the
batteries or replace them.
The ON-OFF light flashes 3
times.
The left-hand motor (m1)
connection is not good.
Check the connection and
the cabling.
The left-hand motor (m1) is
defect.
Replace this motor.
The ON-OFF light flashes 4
times.
The right-hand motor (m2)
connection is not good.
Check the connection and
the cabling.
The m2 motor is defect.
Replace this motor
The ON-OFF light flashes 5
times
The left-hand parking brake
(m1) connection is not
good or disconnected.
Check the connection and
the cabling.
The left-hand parking brake
(m1) is defect.
Replace this motor.
The ON-OFF light flashes 6
times
The right-hand parking
brake (m2) connection is
not good or disconnected.
Check the connection and
the cabling.
The right-hand parking
brake (m2) is defect.
Replace this motor.
The ON-OFF light flashes 7
times
Controller fault
Check all connections and
correct them if needed.
If the fault signal is still
present after this, replace
the controller.
The ON-OFF light flashes 8
times
Power module fault
Check all connections and
correct them if needed.
If the fault signal is still
present after this, replace
the power module.
The ON-OFF light flashes 9
times
Communication fault in the
Shark system
Check all connections and
correct them if needed.
If the fault signal is still
present after this, replace
the controller.
Troubleshooting
40
Service manual - Luca
