Install Manual

Troubleshooting
Installation Guidelines for 60 Hz Air-Cooled Generators 41
Section 8: Troubleshooting
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 faulty battery cables. Tighten, clean, or replace as necessary.*
Faulty starter contact. Tighten, clean, or replace as necessary.*
Faulty 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.
High fuel pressure. Check and adjust fuel pressure.
Fuel selector in wrong position. Rotate fuel conversion valve to correct position.
Faulty fuel solenoid (FS). Replenish fuel / turn on fuel valve.
Open Wire 14 from controller. Replenish fuel / turn on fuel valve.
Faulty 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 clogged or damaged. Inspect and clean air cleaner.
Faulty spark plug(s). Clean; inspect gap; replace plug(s) as needed.
Incorrect fuel pressure.
Confirm fuel pressure to regulator is 10–12 in H
2
0
(19–22 mm Hg) for LP, and 3.5–7.0 in H
2
0 (9–13
mm Hg) for natural gas.
Fuel selector in wrong position. Rotate 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.
Faulty 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
Cold Smart
Start
.
Check the controller screen to verify status.