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4.1 TROUBLESHOOTING
Engine is running, but no AC 1. Circuit breaker is open. 1. Reset circuit breaker.
output is available. 2. Poor connection or defective cord set. 2. Check and repair.
3. Connected device is bad. 3. Connect another device that is in
good condition.
4. Fault in generator. 4. Contact Authorized Service Facility.
Engine runs good but bogs 1. Short circuit in a connected load. 1. Disconnect shorted electrical load.
down when loads are connected. 2. Generator is overloaded. 2. See
“Don’t Overload the Generator”
on page 9.
3. Engine speed is too slow. 3. Contact Authorized Service Facility.
4. Shorted generator circuit. 4. Contact Authorized Service Facility.
Engine will not crank. 10 amp fuse at rear of generator Replace fuse with only an identical
control panel has melted open. 10-amp replacement fuse.
Engine will not start; or starts 1. Dirty air cleaner. 1. Clean or replace air cleaner.
and runs rough. 2. Out of gasoline. 2. Fill fuel tank.
3. Stale gasoline. 3. Drain fuel tank and fill with fresh fuel.
4. Spark plug wire not connected to 4. Connect wire to spark plug.
spark plug.
5. Bad spark plug. 5. Replace spark plug.
6. Water in gasoline. 6. Drain fuel tank; fill with fresh fuel.
7. Overchoking. 7. Put choke knob to No Choke position.
8. Low oil level. 8. Fill crankcase to proper level.
9. Excessive rich fuel mixture. 9. Contact Authorized Service Facility.
10. Intake valve stuck open or closed. 10. Contact Authorized Service Facility.
11. Engine has lost compression. 11. Contact Authorized Service Facility.
Engine shuts down during 1. Out of gasoline. 1. Fill fuel tank.
operation. 2. Low oil level. 2. Fill crankcase to proper level.
3. Fault in engine. 3. Contact Authorized Service Facility.
Engine lacks power. 1. Load is too high. 1. See
“Don’t Overload the Generator”
on page 9.
2. Dirty air filter. 2. Replace air filter.
3. Engine needs to be serviced. 3. Contact Authorized Service Facility.
Engine “hunts” or falters. 1. Choke is opened too soon. 1. Move choke to halfway position until
engine runs smoothly.
2. Carburetor is running too rich or too 2. Contact Authorized Service Facility.
lean.
No Battery Charge DC output. 1. Battery posts are corroded. 1. Clean battery posts.
2. Battery cable is bad. 2. Replace cable.
3. Battery is defective. 3. Check battery condition; replace if
defective.
4. Receptacle is bad. 4. Contact Authorized Service Facility.
Section 4 — Troubleshooting
Commercial-Industrial-Residential Portable Generator System
SYMPTOM CAUSE SOLUTION