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TROUBLESHOOTING
Problem
Engine is running, but no
AC output is available.
Engine runs good at no-
load but "bogs down"
when loads are
connected.
Engine will not start; or
starts and runs rough.
Engine shuts down during
operation.
Engine lacks power.
Briggs & Stratton Power Products Backup Power System
Cause
1.
Generator circuit breaker is open.
2.
Fault in generator.
3.
Poor wiring connections or defective
transfer switch.
4.
Sub-panel circuit breaker open or
defective.
1.
Short circuit in a connected load.
2.
Generator is overloaded.
3.
Shorted generator circuit.
1.
15 Amp fuse missing or blown.
2.
Dirty air cleaner.
3.
Out of fuel.
4.
Spark plug wire not connected to
spark plug.
5.
Bad spark plug.
6.
Intake valve stuck open or closed.
7.
Engine compression lost.
8.
Failed battery.
1.
Out of fuel.
2.
Fault indicator blinking.
1.
Dirty air filter.
2.
Generator overloaded
Correction
1.
Reset circuit breaker.
2.
Contact Generac Portable Products
service facility.
3.
Check and repair.
4.
Reset or replace circuit breaker.
1.
Disconnect shorted electrical load.
2.
See "Essential Circuits" on page 6.
3.
Contact Generac Portable Products
service facility.
1.
Install (new) 15 Amp fuse.
2.
Clean or replace air cleaner.
3.
Open fuel valve(s); check propane tank..
4.
Connect wire to spark plug.
5.
Replace spark plug.
6.
Contact Generac Portable Products
service facility.
7.
Contact Generac Portable Products
service facility.
8.
Replace battery.
1.
Check fuel valves, fill propane tank.
2.
Count blinks and refer to "Fault
Detection System" on page 15.
1.
Replace air filter.
2.
See "Essential Circuits" on page 6.
21
Owner's Manual
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