Problem, Cause Correction | Generac NP-50LPG, 00919-0 specification

® GENERACCORPORATION

PROBLEM

Engine won’t crank.

Generac NP-50LPG Recreational Vehicle Generator

CAUSE		CORRECTION
1. 15 amp fuse blown.		1.	Replace fuse.
2.	Loose, corroded or defective	2.	Tighten, clean or replace
	battery cables		as necessary.
3.	Battery is discharged or defective.	3.	Recharge or replace battery.
4.	Defective starter contactor.	4.	Replace if defective.
5.	Defective starter motor.	5	Replace if defective.
6.	Defective Controller circuit board	6.	Replace if defective.

Engine cranks but won't start

1.Out of fuel

2.Fuel shutoff valve is closed.

3.Defective Controller circuit board

4.Spark plug defective.

5.Defective ignition coil on engine

6.Defective carburetor

7.Dirty air cleaner.

8.Fuel solenoid is defective.

1.Replenish fuel.

2.Open fuel shutoff valve.

3.Replace if defective.

4.Clean, regap or replace plug.

5.Replace if defective.

6.Replace if defective.

7.Clean or replace elements as needed.

8.Replace or repair.

Engine starts hard, runs rough.

Engine starts, shuts down when Start/Stop switch is released.

No AC output from generator.

1.	Dirty air cleaner.	1.	Clean or replace elements as
			needed.
2.	Defective spark plug.	2.	Clean, regap or replace plug.
3.	Defective ignition coil.	3.	Replace if defective.
1.	Engine oil level is low.	1.	Check oil and add oil as needed.
2.	Engine is overheated.	2.	Check cooling system for blockage.
3.	Defective Low Oil Pressure Switch	3.	Replace defective switch.
4.	Defective Controller circuit board.	4.	Replace defective board.
1.	Check main line circuit breaker.	1.	Reset to ON or CLOSED.
2.	Transfer switch (if so equipped) is set	2.	Reset transfer switch.
	to wrong position.
3.	Failure in vehicle electrical system.	3.	See vehicle manual.
4.	Generator component failure.	4.	Contact an authorized service
			facility.

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