Powermate PM401211 owner manual Symptom

TROUBLESHOOTING

SYMPTOM

Low generator output voltage

Overspeed light stays lit

Underspeed light stays lit

Overcrank light stays lit Not In Auto light stays lit

Low oil pressure light stays lit

Low battery light stays lit

High engine temperature light stays lit

POSSIBLE CAUSE	CORRECTIVE ACTION
Low engine speed	• Verify correct engine speed. Remove excess
	loads or adjust speed as required.
Excitation capacitor failure	• Contact a qualified generator dealer for service
	assistance.
Generator diode or varistor failure	• Contact a qualified generator dealer for service
	assistance.
Shutdown due to high engine	• Verify correct engine speed setting. Adjust
speed	engine speed as required.
Shutdown due to low engine	• Reduce loads connected to generator
speed
	• Check engine speed setting at no load.
	Adjust as required.
Failure to start	• See "Engine cranks without starting"
Generator not set for unattended	• Place mode switch into AUTO position if
operation	automatic function is required
Shutdown due to low engine oil	• Check engine oil level.
pressure
	• Verify correct type of engine oil for ambient
	temperature conditions
Low battery	• Test battery. Replace as necessary.
	• Ensure charger is plugged into GFCI
	receptacle
	• Check for tripped GFCI receptacle. Reset if
	required.
	• Check for tripped breaker in branch circuit
	supplying GFCI. Reset if required.
	• Check all charger cable connections for
	cleanness and tightness.
	• Check battery charger inline fuse
	• Check charger lights to verify correct
	operation. See Table A, Page 29.
Blown charger circuit fuse	• Check engine alternator fuse
Shutdown due to high engine	• Allow engine to cool, then restart
temperature
	• Decrease loads on generator
	• Check enclosure openings for blockage
	• Check oil cooler for blockage

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