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TROUBLESHOOTING
PROBLEM CAUSE CORRECTION
Engine is
running, but
AC output is
not available.
1. Circuit breaker OPEN.
2. Poor connection or defective cord
set.
3. Connected device is bad.
4. Fault in generator.
1. Reset circuit breaker.
2. Check and repair.
3. Connect another device that is in
good condition.
4. Contact IASD.
Engine runs
well at
no-load, but
bogs when
load is applied.
1. Short circuit in a connected load.
2. Generator is overloaded.
3. Engine speed is too slow.
4. Shorted gener
ator circuit.
1. Disconnect shorted electrical load.
2. See Know Generator Limits.
3. Contact IASD.
4. Contact IASD.
Engine will
not start; or
starts and runs
rough.
1. Fuel shut-off is OFF.
2. Dirty air filter.
3. Out of fuel.
4. Stale fuel.
5. Spark plug wire not connected to
spark plug.
6. Bad spark plug.
7. Water in fuel.
8. Over choking.
9. Low oil level.
10. Excessive rich fuel mixture.
11. Intake valve stuck open or closed.
12. Engine lost compression.
1. Turn fuel shut-off O
N.
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. Set choke to no choke position.
9. Fill crankcase to correct level.
10. Contact IASD.
11. Contact IASD.
12. Contact IASD.
Engine shuts
down during
operation.
1. Out of fuel.
2. Low oil level.
3. Fault in engine.
1. Fill fuel tank.
2. Fill crankcase to correct level.
3. Contact IASD.
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