Troubleshooting / Quick Reference Guide
Owner’s Manual for 60 Hz Air-Cooled Generators
35
Section 5: Troubleshooting / Quick Reference Guide
Generator Troubleshooting
Problem
Cause
Correction
Engine will not
crank.
Blown fuse.
Correct short circuit condition by replacing 7.5 A
fuse in generator control panel. Contact an
Independent Authorized Service Dealer (IASD) if
fuse continues to blow.
Loose, corroded, or defective battery cables.
Tighten, clean, or replace as necessary.*
Defective starter contact.
Tighten, clean, or replace as necessary.*
Defective starter motor.
Tighten, clean, or replace as necessary.*
Discharged battery.
Charge or replace battery.
Engine cranks but
will not start.
No fuel.
Replenish fuel / turn on fuel valve.
Defective fuel solenoid (FS).
Replenish fuel / turn on fuel valve.
Open Wire 14 from controller.
Replenish fuel / turn on fuel valve.
Defective spark plug(s).
Clean; inspect gap; replace plug(s) if necessary.
Valve clearance out of adjustment.
Reset valve clearance
Engine starts hard
and runs rough.
Air cleaner plugged or damaged.
Inspect and clean air cleaner.
Defective spark plug(s).
Clean; inspect gap; replace plug(s) as needed.
Incorrect fuel pressure.
Confirm fuel pressure to regulator is 10–12 in water
column (19–22 mm Hg) for LP, and 3.5–7.0 in water
column (9–13 mm Hg) for natural gas.
Fuel selector in wrong position.
Turn fuel conversion valve to correct position.
Valve(s) out of adjustment.
Adjust valve clearance.
Internal engine issue.
Contact an IASD for assistance.
Generator is set to
OFF, but the engine
continues to run.
Controller wired incorrectly.
Contact an IASD for assistance.
Defective control board.
Contact an IASD for assistance.
No AC output from
generator.
Main line circuit breaker (MLCB) (generator
disconnect) is OFF (OPEN).
Reset generator disconnect to ON (CLOSED).
Generator internal failure.
Contact an IASD for assistance.
Engine may be warming up.
Refer to
Check the controller screen to verify status.
Summary of Contents for 0065510
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