Generac GP5000 Manuel Du Propriétaire page 25

Troubleshooting
Section 5
5.1 — Engine Troubleshooting
PROBLEM
Engine is running, but no
AC output is available.
Engine runs well, but
bogs down when loads
are connected.
Engine will not start, or
starts and runs rough.
Engine shuts down
during operation.
Engine lacks power.
Engine "hunts" or falters. 1. Choke is opened too soon.
Owner's Manual for Portable Generator
CAUSE
1. Circuit breaker is open.
2. Poor connection or defective cord set.
3. Connected device is bad.
4. Fault in generator.
1. Short circuit in a connected load.
2. Generator is overloaded.
3. Engine speed is too slow.
4. Shorted generator circuit.
1. Fuel Shut Off valve is OFF.
2. Dirty air filter.
3. Out of gasoline.
4. Stale gasoline.
5. Spark plug wire not connected to spark plug.
6. Bad spark plug.
7. Water in gasoline.
8. Over-choking.
9. Low oil level.
10. Excessive rich fuel mixture.
11. Intake valve stuck open or closed.
12. Engine has lost compression.
1. Out of gasoline.
2. Low oil level.
3. Fault in engine.
1. Load is too high.
2. Dirty air filter.
3. Engine needs to be serviced.
2. Carburetor is running too rich or too lean.
CORRECTION
1. Reset circuit breaker.
2. Check and repair.
3. Connect another device that is in good condition.
4. Contact Authorized Service Facility.
1. Disconnect shorted electrical load.
2. See Subsection 3.4 — Do Not Overload Generator.
3. Contact Authorized Service Facility.
4. Contact Authorized Service Facility.
1. Move Fuel Shut Off valve to ON.
2. Clean or replace air filter.
3. Fill fuel tank.
4. Drain fuel tank and fill with fresh fuel.
5. Connect wire to spark plug.
6. Replace spark plug.
7. Drain fuel tank; fill with fresh fuel.
8. Put choke knob to No Choke position.
9. Fill crankcase to proper level.
10. Contact Authorized Service Facility.
11. Contact Authorized Service Facility.
12. Contact Authorized Service Facility.
1. Fill fuel tank.
2. Fill crankcase to proper level.
3. Contact Authorized Service Facility.
1. See Subsection 3.4 — Do Not Overload Generator.
2. Clean or replace air filter.
3. Contact Authorized Service Facility.
1. Move choke to halfway position until engine runs
smoothly.
2. Contact Authorized Service Facility.
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