Troubleshooting - Generac Power Systems 00919-0 Owner's Manual

PROBLEM
Engine won't crank.
Engine cranks but won't start
Engine starts hard, runs rough.
Engine starts, shuts down when
Start/Stop switch is released.
No AC output from generator.
Generac NP-50LPG Recreational Vehicle Generator
TROUBLESHOOTING POINTS
CAUSE
1. 15 amp fuse blown.
2. Loose, corroded or defective
battery cables
3. Battery is discharged or defective.
4. Defective starter contactor.
5. Defective starter motor.
6. Defective Controller circuit board
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. Dirty air cleaner.
2. Defective spark plug.
3. Defective ignition coil.
1. Engine oil level is low.
2. Engine is overheated.
3. Defective Low Oil Pressure Switch
4. Defective Controller circuit board.
1. Check main line circuit breaker.
2. Transfer switch (if so equipped) is set
to wrong position.
3. Failure in vehicle electrical system.
4. Generator component failure.
R e c r e a t i o n a l V e h i c l e G e n e r a t o r
17
CORRECTION
1. Replace fuse.
2. Tighten, clean or replace
as necessary.
3. Recharge or replace battery.
4. Replace if defective.
5 Replace if defective.
6. Replace if 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.
1. Clean or replace elements as
needed.
2. Clean, regap or replace plug.
3. Replace if defective.
1. Check oil and add oil as needed.
2. Check cooling system for blockage.
3. Replace defective switch.
4. Replace defective board.
1. Reset to ON or CLOSED.
2. Reset transfer switch.
3. See vehicle manual.
4. Contact an authorized service
facility.