Install Manual

Installation Guidelines for Air-Cooled Generators 41
Section 8 Troubleshooting
8.1 — System Diagnosis
Problem Cause Correction
Engine will not crank. 1. Fuse blown.
2. Loose, corroded or defective battery
cables.
3. Defective starter contact.
4. Defective starter motor.
5. Dead Battery.
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.
Engine cranks but will not
start.
1. Out of fuel.
2. Defective fuel solenoid (FS).
3. Defective spark plug(s).
4. Valve lash out of adjustment.
1. Replenish fuel / Turn on fuel valve.
2. *
3. Clean, re-gap or replace plug(s).
4. Reset valve lash.
Engine starts hard and runs
rough.
1. Air cleaner plugged or damaged.
2. Defective spark plug(s).
3. Fuel regulator not set.
4. Fuel pressure incorrect.
5. Fuel selector in wrong position.
6. Choke remains closed.
1. Check / replace air cleaner.
2. Clean, re-gap or replace plug(s).
3. Set fuel regulator.
4. Confirm fuel pressure to regulator is 10-
12” water column (19-22mm mercury)
for LP, and 3.5 - 7” water column (9-
13mm mercury) for natural gas.
5. Move selector to correct position.
6. Verify choke plate moves freely.
Generator is set to OFF, but
the engine continues to run.
1. Controller wired incorrectly
2. Defective control board.
1. Repair wiring or replace controller*
2. Replace controller
No AC output from genera-
tor.
1. Main line circuit breaker is in the OFF
(or OPEN) position.
2. Generator internal failure.
1. Reset circuit breaker to ON (or
CLOSED).
2. *
No transfer to standby after
utility source failure.
1. Defective transfer switch coil.
2. Defective transfer relay.
3. Transfer relay circuit open.
4. Defective control logic board.
1. *
2. *
3. *
4. *
Unit consumes large
amounts of oil.
1. Engine over filled with oil.
2. Engine breather defective.
3. Improper type or viscosity of oil.
4. Damaged gasket, seal or hose.
1. Adjust oil to proper level.
2. *
3. See “Engine Oil Recommendations”.
4. Check for oil leaks.
* Contact an independent Authorized Service Dealer for assistance.