Generac 5500EXL - Manual (Page 13)

Generac Portable Products 5500EXL Extended Life Generator
13
TROUBLESHOOTING
Problem Cause Correction
Engine is running, but no
AC output is available.
1. One of the circuit breakers is
open.
2. Fault in generator.
3. Poor connection or defective
cord set.
4. Connected device is bad.
1. Reset circuit breaker.
2. Contact Generac service facility.
3. Check and repair.
4. Connect another device that is in
good condition.
Engine runs good at no-load
but “bogs” down" when
loads are connected.
1. Short circuit in a connected load.
2. Engine speed is too slow.
3. Generator is overloaded.
4. Shorted generator circuit.
1. Disconnect shorted electrical load.
2. Contact Generac service facility.
3. See “Don't Overload the
Generator” on page 11.
4. Contact Generac service facility.
Engine will not start; or
starts and runs rough.
1. Run/Stop Switch set to “Stop”.
2. Dirty air cleaner.
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. Overchoking.
9. Excessively rich fuel mixture.
10. Intake valve stuck open or
closed.
11. Engine has lost compression.
12. Failed battery.
1. Set switch to “Run”.
2. Clean or replace air cleaner.
3. Fill fuel tank.
4. Drain gas tank; fill with fresh fuel.
5. Connect wire to spark plug.
6. Replace spark plug.
7. Drain gas tank; fill with fresh fuel.
8. Open choke fully and crank
engine.
9. Contact Generac service facility.
10. Contact Generac service facility.
11. Contact Generac service facility.
12. Replace battery.
Engine shuts down during
operation.
1. Out of gasoline.
2. Low oil level.
1. Fill fuel tank.
2. Fill crankcase to proper level.
Engine lacks power.
1. Load is too high.
2. Dirty air filter.
1. See “Don't Overload the
Generator” on page 11.
2. Replace air filter.
Engine “hunts” or falters.
1. Choke is opened too soon.
2. Carburetor is running too rich or
too lean.
1. Move choke to halfway position
until engine runs smoothly.
2. Contact Generac service facility.