TROUBLESHOOTING

SYMPTOM

POSSIBLE CAUSE

CORRECTIVE ACTION

Engine does not crank

Loose battery cables

• Check all battery cable connections

 

 

Defective battery

• Test battery. Replace as necessary.

 

 

 

• Check battery charger inline fuse

 

 

Improper battery charger function

• 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 charger lights to verify correct

 

 

operation. See Table A, Page 29.

 

 

Fault in starter signal circuit

• Contact a qualified generator dealer for service

 

 

assistance.

 

 

Blown control circuit fuse

• Check control circuit fuse.

Engine cranks without starting

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 charger lights to verify correct

 

 

operation. See Table A, Page 29.

 

 

Poor fuel supply

• Ensure all manual shutoff valves are open

 

 

 

• Check for proper fuel supply pressure

 

 

 

• Verify size and fill level of propane tank (LPG

 

 

only)

 

 

 

• Check fuel solenoid voltage during cranking

Engine starts then

Low oil pressure

• Check engine oil level

 

immediately shuts down

 

• Check switch for proper function

 

 

High engine temperature

• Allow engine to cool, then restart

 

 

 

• Decrease loads on generator

 

 

 

• Check enclosure openings for blockage

 

 

 

• Check oil cooler for blockage

No generator output

Main line circuit breaker tripped

• Check breaker. Clear faults, then reclose

 

 

breaker.

 

 

Disconnect breaker tripped

• Check for tripped breaker in circuit between

 

 

generator output and transfer switch. Clear

 

 

fault, then reclose breaker.

 

 

Generator loss of excitation

• Contact a qualified generator dealer for service

 

 

assistance.

 

 

Excitation capacitor failure

• Contact a qualified generator dealer for service

 

 

assistance.

 

 

Generator diode or varistor failure

• Contact a qualified generator dealer for service

 

 

assistance.

 

 

Generator head fault

• Contact a qualified generator dealer for service

 

 

assistance.

 

 

 

 

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Powermate PM400911 owner manual Troubleshooting, Symptom Possible Cause Corrective Action