Generac Portable Products 5500EXL Extended Life Generator

TROUBLESHOOTING

Problem

Cause

Correction

 

1.

One of the circuit breakers is

1.

Reset circuit breaker.

 

 

open.

 

 

Engine is running, but no

2.

Fault in generator.

2.

Contact Generac service facility.

3.

Poor connection or defective

3.

Check and repair.

AC output is available.

 

cord set.

 

 

 

 

 

 

 

4.

Connected device is bad.

4.

Connect another device that is in

 

 

 

 

good condition.

 

 

 

 

 

 

1.

Short circuit in a connected load.

1.

Disconnect shorted electrical load.

Engine runs good at no-load

2.

Engine speed is too slow.

2.

Contact Generac service facility.

but “bogs” down" when

3.

Generator is overloaded.

3.

See “Don't Overload the

loads are connected.

4.

Shorted generator circuit.

4.

Generator” on page 11.

 

Contact Generac service facility.

 

 

 

 

 

 

1.

Run/Stop Switch set to “Stop”.

1.

Set switch to “Run”.

 

2.

Dirty air cleaner.

2.

Clean or replace air cleaner.

 

3.

Out of gasoline.

3.

Fill fuel tank.

 

4.

Stale gasoline.

4.

Drain gas tank; fill with fresh fuel.

 

5.

Spark plug wire not connected to

5.

Connect wire to spark plug.

 

 

spark plug.

 

 

Engine will not start; or

6.

Bad spark plug.

6.

Replace spark plug.

7.

Water in gasoline.

7.

Drain gas tank; fill with fresh fuel.

starts and runs rough.

8.

Overchoking.

8.

Open choke fully and crank

 

 

 

 

engine.

 

9.

Excessively rich fuel mixture.

9.

Contact Generac service facility.

 

10.

Intake valve stuck open or

10.

Contact Generac service facility.

 

 

closed.

 

 

 

11.

Engine has lost compression.

11.

Contact Generac service facility.

 

12.

Failed battery.

12.

Replace battery.

 

 

 

 

 

Engine shuts down during

1.

Out of gasoline.

1.

Fill fuel tank.

operation.

2.

Low oil level.

2.

Fill crankcase to proper level.

 

1.

Load is too high.

1.

See “Don't Overload the

Engine lacks power.

 

 

 

Generator” on page 11.

2.

Dirty air filter.

2.

Replace air filter.

 

 

 

 

 

 

 

1.

Choke is opened too soon.

1.

Move choke to halfway position

Engine “hunts” or falters.

 

 

 

until engine runs smoothly.

2.

Carburetor is running too rich or

2.

Contact Generac service facility.

 

 

 

too lean.

 

 

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Generac 5500EXL manual Troubleshooting