DCA-300SSK —TROUBLESHOOTING (GENERATOR)
Practically all breakdowns can be prevented by proper handling and maintenance inspections, but in the event of a breakdown, use Table 19 (Generator Troubleshooting) as a basic guideline for troubleshooting the generator. If the problem cannot be remedied, consult our company's business office or service plant.
TABLE 19. GENERATOR TROUBLESHOOTING
SYMPTOM | POSSIBLE PROBLEM | SOLUTION | |
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| AC Voltmeter defective? | Check output voltage using a voltmeter. | |
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No Voltage Output | Is wiring connection loose? | Check wiring and repair. | |
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Is AVR defective? | Replace if necessary. | ||
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| Defective Rotating Rectifier? | Check and replace. | |
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| Is engine speed correct? | Turn engine throttle lever to "High". | |
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Low Voltage Output | Is wiring connections loose? | Check wiring and repair. | |
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| Defective AVR? | Replace if necessary. | |
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High Voltage Output | Is wiring connections loose? | Check wiring and repair. | |
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Defective AVR? | Replace if necessary. | ||
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| Short Circuit in load? | Check load and repair. | |
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Circuit Breaker Tripped | Over current? | Confirm load requirements and reduce. | |
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Defective circuit breaker? | Check and replace. | ||
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| Over current Relay actuated? | Confirm load requirement and replace. | |
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