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Troubleshooting – Multiquip T12D50SA User Manual

Page 36

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PAGE 36 — LT12D50SA LIGHT TOWER • OPERATION MANUAL — REV. #0 (03/16/09)

TROUBLESHOOTING

Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a
breakdown, please take remedial action following the diagnosis based on the troubleshooting tables. If the problem cannot
be remedied, please leave the unit as is and consult Multiquip's technical support department or your local dealer.

Generator Troubleshooting

Table 8.

Symptom

Possible Problem

Solution

No Voltage Output

Is wiring connection loose?

Check wiring and repair.

Defective Rectifi er?

Check and replace.

Low Voltage Output

Is engine speed correct?

Turn engine throttle lever to “High”.

Is wiring connection loose?

Check wiring and repair.

High Voltage Output

Is wiring connections loose?

Check wiring and repair.

Circuit Breaker Tripped

Short Circuit in load?

Check load and repair.

Over current?

Confi rm load requirements and reduce.

Defective circuit breaker?

Check and replace.

Engine fails to start and

starter does not rotate

Dead battery?

Replace battery.

Defective ignition switch?

Replace ignition switch.

Defective starter?

Replace starter

Burned fuse?

Replace fuse.

Engine fails to start and

start rotates

Broken preheat circuit?

Check preheat circuit.

No fuel?

Add diesel fuel.

Defective wiring?

Check wiring.