Troubleshooting - Clarke Focus II Micro Rider 26D Service Manual

TROUBLESHOOTING

Open circuit
The fuse (F1) determines an open in the supply circuit of the brush deck motors. This system allows to prevent the circuits from
being damaged under overload conditions.
The open in the fuse can be caused by the following:
1. Short circuit in the brush motor wiring harness; fault in the motor.
All brushes do not turn
Possible causes:
1. The brush motor electromagnetic switch wiring harness is damaged (repair).
2. The function electronic board (EB1) is faulty (replace).
3. The wiring harness between function electronic board (EB1) and brush motor electromagnetic switch (ES1) is damaged
(repair).
4. The brush motor electromagnetic switch (ES1) is damaged (replace).
5. The brush motor fuse (F1) is open (replace).
One brush does not rotate
Possible causes:
1. The motor carbon brushes are worn (replace).
2. Bulky debris or cords around the brushes or between the brushes and its flange (remove and clean the brushes).
3. The motor is faulty (repair or replace).
4. The wiring harness is damaged (repair).
The brushes cannot be lifted/lowered or the extra pressure function cannot be turned on
Possible causes:
1. See the Electrical System chapter, function electronic board error codes.
2. The deck lifting/lowering actuator (M5) end-of-stroke microswitches are broken (replace the actuator).
3. The deck lifting/lowering actuator (M5) is broken (replace).
4. There is an open in the actuator wiring harness (check the connections according to the procedures shown in the Electrical
System chapter, Troubleshooting paragraph).
5. The actuator fuse (F4) is open (replace).
6. The function electronic board (EB1) is damaged (replace).
Service Manual - FOCUS II Micro Rider
ENGLISH
SCRUB SYSTEM
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