Troubleshooting / Quick Reference Guide
Owner’s Manual for 50 Hz Air-Cooled Generators
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Section 5: Troubleshooting / Quick Reference Guide
Troubleshooting
Table 5-1. Troubleshooting
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. Open Wire 14 from engine control board.
4. Defective spark plug(s).
5. Valve clearance out of adjustment.
1. Replenish fuel / Turn on fuel valve.
2. *
3. *
4. Clean or replace plug(s).
5. Reset valve clearance.
Engine starts hard and runs
rough.
1. Air cleaner plugged or damaged.
2. Defective spark plug(s).
3. Fuel pressure incorrect.
4. Fuel selector in wrong position.
1. Check / replace air cleaner.
2. Clean or replace spark plug.
3. Confirm fuel pressure to regulator is 10–12
in. water column (19–22 mm mercury) for
LP, and 3.5–7 in. water column (9–13 mm
mercury) for natural gas.
4. Turn fuel conversion valve to correct
position.
Generator is set to OFF, but the
engine continues to run.
1. Controller wired incorrectly
2. Defective control board.
1. *
2. *
No AC output from generator.
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. 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. Reset circuit breaker to ON (or CLOSED).
2. *
3. *
4. *
5. *
Unit consumes large amounts
of oil.
1. Engine overfilled 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
.
4. Check for oil leaks.
* Contact an Independent Authorized Service Dealer for assistance.
Содержание 10 kVA
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