Multiquip LT12DAB ユーザーズマニュアル

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page 36 — LT12Dab LIgHT TOWeR • OpeRaTIOn manuaL — Rev. #0 (06/03/11) 
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.
 
Table 8. generator Troubleshooting
Symptom
possible problem
Solution
No Voltage Output
Is wiring connection loose?
Check wiring and repair.
Defective Rectifier?
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?
Confirm 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.