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Fault
Possible cause
The start motor
Wiring fault.
operates cor-
rectly but the
product does not
start.
The product
Defective opera-
stops when the
tor presence
parking brake is
control (OPC).
released.
The product
Lift lever in low-
stops when the
ered position.
operator lifts
Defective park-
from the seat
ing brake micro-
with the parking
switch.
brake applied.
The product
Defective park-
does not stop
ing brake micro-
when the opera-
switch.
tor lifts from the
Defective opera-
seat without re-
tor presence
leasing the park-
control (OPC).
ing brake.
1342 - 001 - 09.03.2020
Steps
Troubleshooting
1
Do a check that the yellow cable to the engine gets
voltage from the battery when the key switch is in ig-
nition position.
2
Do a check that the grounding point on the engine is
fully tightened.
1
Measure the resistance between the black cable to
the motor and ground. Without an operator in the
seat, the resistance must be low. The resistance
must be high when there is an operator in the seat.
1
Do a check that the microswitch changes the posi-
tion when the lift lever is lifted.
2
Do a check of the parking brake microswitch.
1
Do a check of the parking brake microswitch.
2
Measure the resistance between the black cable to
the motor and ground. Without an operator in the
seat, the resistance must be low. The resistance
must be high when there is an operator in the seat.
Procedure
Repair the cable
or replace the
wiring.
Tighten the
ground cable.
Do a check of
the OPC and
connector, re-
place if neces-
sary
Replace the mi-
croswitch.
Replace the mi-
croswitch.
Replace the mi-
croswitch.
Do a check of
the OPC and
connectors, re-
place if neces-
sary.
Troubleshooting - 49
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