Generac Power Systems PowerPact G0065201 Installation Manuallines page 39

Section 8: Troubleshooting
Troubleshooting Guide
Problem
Engine will not crank.
Engine cranks but will not start.
Engine starts hard and runs
rough.
Generator is set to OFF, but the
engine continues to run.
No AC output from generator.
No transfer to standby after util-
ity source failure.
Unit consumes large amounts
of oil.
* Contact an Independent Authorized Service Dealer for assistance.
Installation Guidelines for 50 Hz PowerPact™
Cause
1. Fuse blown.
2. Loose, corroded or defective battery
cables.
3. Defective starter contact.
4. Defective starter motor.
5. Dead battery.
1. Out of fuel.
2. Defective fuel solenoid (FS).
3. Defective spark plug(s).
4. Valve clearance out of adjustment.
5. Cold weather condition
1. Air cleaner plugged or damaged.
2. Defective spark plug(s).
3. Fuel pressure incorrect.
4. Wrong fuel jet used
1. Controller wired incorrectly
2. Defective control panel.
1. Main line circuit breaker is in the OFF (or
OPEN) position.
2. Generator internal failure.
1. Main line circuit breaker is in the OFF (or
OPEN) position.
2. Defective transfer switch coil.
3. Defective transfer relay.
4. Transfer relay circuit open.
5. Defective control logic board.
1. Engine overfilled with oil.
2. Engine breather defective.
3. Improper type or viscosity of oil.
4. Damaged gasket, seal or hose.
Correction
1. Correct short circuit condition by replacing
7.5 Amp fuse in generator control panel.
2. Tighten, clean or replace as necessary.*
3. *See #2.
4. *See #2.
5. Charge or replace battery.
1. Replenish fuel / Turn on fuel valve.
2. *
4. Clean, re-gap or replace plug(s).
5. Reset valve clearance.
6. Install recommended cold weather kit.
1. Check / replace air cleaner.
2. Clean, re-gap or replace plug(s).
3. Confirm fuel pressure to regulator is 10–12
in. water column (19–22 mm mercury) for LP,
and 5 –7 in. water column (9–13 mm
mercury) for natural gas.
4. Change the fuel jet to the recommended part
for the fuel used.
1. Repair wiring.*
2. Replace control panel.*
1. Reset circuit breaker to ON (or CLOSED).
2. *
1. Reset circuit breaker to ON (or CLOSED)
position.
2. *
3. *
4. *
5. *
1. Adjust oil to proper level.
2. *
Engine Oil Recommendations
3. See
4. Check for oil leaks.
Troubleshooting
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