Troubleshooting - Generac Power Systems 4000EXL Owner's Manual

TROUBLESHOOTING

Problem
No AC output is available, but
generator is running.
Generator runs good at no-load
but "bogs" down" when loads are
connected.
Generator will not start; or starts
and runs rough.
Generator shuts down during
operation.
Generator lacks power.
4000EXL Extended Life Generator
Cause
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. Short circuit in a connected load.
2. Generator is overloaded.
3. Shorted generator circuit.
1. Fuel Valve is in "Off" position.
2. Failed battery.
3. Low oil level.
1. Out of gasoline.
2. Low oil level.
Load is too high.
17
Correction
1. Reset circuit breaker.
2. Contact Authorized service facility.
3. Check and repair.
4. Connect another device that is in
good condition.
1. Disconnect shorted electrical load.
2. See "Don't Overload Generator".
3. Contact Authorized service facility.
1. Turn fuel valve to "On" position.
2. Replace battery.
3. Fill crankcase to proper level or
place generator on level surface.
1. Fill fuel tank.
2. Fill crankcase to proper level or
place generator on level surface.
See "Don't Overload Generator".