Troubleshooting (Generator) - MULTIQUIP MQ POWER SG1400C4F Operation Manual

Symptom
No Voltage Output
Low Voltage Output
High Voltage Output
Circuit Breaker Tripped
PAGE 52 — SG1400/1600C4F STUDIO GENERATOR • OPERATION MANUAL — REV. #0 (07/22/20)

TROUBLESHOOTING (GENERATOR)

Troubleshooting (Generator)
Possible Problem
AC Voltmeter defective?
Is wiring connection loose?
Is voltage regulator defective?
Defective Rotating Rectifier?
Defective Exciter Field?
Is engine speed correct?
Is wiring connections loose?
Defective AVR?
Is wiring connections loose?
Defective AVR?
Short Circuit in load?
Over current?
Defective circuit breaker?
Over current Relay actuated?
Check output voltage using a voltmeter.
Check wiring and repair.
Replace if necessary.
Check and replace.
Check and replace.
Turn engine throttle lever to "High".
Check wiring and repair.
Replace if necessary.
Check wiring and repair.
Replace if necessary.
Check load and repair.
Confirm load requirements and reduce.
Check and replace.
Confirm load requirement and replace.
Solution