Appendix 1 - Troubleshooting - Generac Power Systems 004614-1 Installation And Owner's Manual

TROUBLESHOOTING GUIDE
PROBLEM
The engine will not crank.
The engine cranks but
will not start.
The engine starts hard
and runs rough.
The engine starts, but shuts
down when the Start/Stop
switch is released.
The Start/Stop switch is
set to Stop, but the engine
continues to run.
There is no AC output from
the generator.
36 Generac Power Systems, Inc.
®
Appendix 1 – Troubleshooting
QUIETPACT™ 65D Recreational Vehicle Generator
CAUSE
1. System control fuse blown
2. Loose corroded or defective
battery cables
3. Defective engine Start/Stop
switch
4. Defective starter contactor
5. Defective starter motor
6. Low or defective battery
7. Defective engine control board
1. Vehicle fuel shutoff valve closed
2. Out of fuel
3. Defective fuel solenoid (FS)
4. Defective fuel pump (FP)
5. Open #14 wire from
engine control board
6. Plugged fuel filter or fuel line
7. Engine mechanical parts failure
8. Defective engine control board
1. Plugged or damaged
air filter
2. Defective fuel pump (FP)
3. Plugged fuel filter or fuel line
4. Water in fuel
5. Improper preheat
1. Low engine oil level
2. Overheated engine
3. Defective Start/Stop Switch
on panel or remote Start/Stop
4. Defective low-oil
pressure switch
5. Defective high-coolant
temperature switch
6. No AC output
7. Defective engine control board
1. Defective Start/Stop switch
2. Open/Disconnected #18 wire
between Start/Stop switch
and engine control board
3. Open/Disconnected #0 wire
between Start/Stop switch
and engine control board
4. Defective engine control board
1. Main-line circuit breaker open
2. Fault with vehicle circuit
breaker and/or fuses
3. Generator internal failure
CORRECTION
1. Replace fuse.
2. Tighten, clean, or replace,
as necessary.
3. Replace Start/Stop switch.
4. Replace contactor.
5. Replace starter motor.
6. Charge or replace battery.
7. Replace control board.
1. Open valve, if so equipped.
2. Replenish fuel.
3. Replace solenoid.
4. Repair or replace fuel pump.
5. Check connections and
insulation of #14 wires.
6. Clean or replace fuel filter or line.
7. Repair or replace parts.
8. Replace control board.
1. Check, clean, or replace, as needed.
2. Repair or replace fuel pump.
3. Clean or replace fuel filter or line.
4. Drain fuel system and refill.
5. Preheat unit.
1. Check oil and add oil, as needed.
2. Check cooling system for leaks.
3. Disconnect Remote Harness
Check/Replace Start/Stop Switch
4. Replace pressure switch.
5. Replace temperature switch.
6. Contact a Generac Authorized
Service Dealer
7. Replace control board.
1. Replace switch.
2. Reconnect or close wire.
3. Reconnect or close wire.
4. Replace control board.
1. Reset line breaker
to ON (or closed).
2. Reset and replace, if necessary.
3. Contact a Generac Authorized
Service Dealer.