Section 5: Troubleshooting / Quick Reference Guide; Generator Troubleshooting - Generac Power Systems 15 kW EcoGen Owner's Manual

Section 5: Troubleshooting / Quick Reference Guide

Generator Troubleshooting

Problem
Engine will not 1. Blown fuse.
crank.
2. Loose, corroded, or defective battery cables.
3. Defective starter contact.
4. Defective starter motor.
5. Discharged battery.
Engine cranks but 1. No fuel.
will not start. 2. Defective fuel solenoid (FS).
3. Open Wire 14 from controller.
4. Defective spark plug(s).
5. Valve clearance out of adjustment.
6. Fuel pressure too high
Engine starts hard 1. Air cleaner plugged or damaged.
and runs rough. 2. Defective spark plug(s).
3. Incorrect fuel pressure.
4. Fuel selector in wrong position.
5. Valve(s) out of adjustment.
6. Internal engine issue.
Generator is set to 1. Controller wired incorrectly.
OFF, but the engine 2. Defective control board.
continues to run.
No AC output from 1. Main line circuit breaker (MLCB) (generator dis-
generator. connect) is OFF (OPEN).
2. Generator internal failure.
3. Engine may be warming up. Refer to
Smart Start
No transfer to gen- 1. MLCB (generator disconnect) is OFF (OPEN).
erator power after
2. Engine may be warming up. Refer to
startup.
Smart Start
Unit consumes 1. Excessive engine oil.
large amounts of oil. 2. Defective engine breather.
3. Improper type or viscosity of oil.
4. Damaged gasket, seal, or hose.
5. Restricted air filter.
* Contact an IASD for assistance.
Owner's Manual for 60 Hz EcoGen™ Generators
Cause
Cold
.
Cold
.
Troubleshooting / Quick Reference Guide
Correction
1. Correct short circuit condition by replacing 7.5
amp fuse in generator control panel. Contact an
Independent Authorized Service Dealer (IASD) if
fuse continues to blow.
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. *
3. *
4. Clean; check gap; replace plug(s) if necessary.
5. Reset valve clearance.
6. Verify proper fuel pressure
1. Check and clean air cleaner.
2. Clean; check gap; replace plug(s) as needed.
3. 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.
4. Turn fuel conversion valve to correct position.
5. Adjust valve clearance.
6. *
1. *
2. *
1. Reset generator disconnect to ON (CLOSED).
2. *
3. Check the controller screen to verify status.
1. Reset generator disconnect to ON (CLOSED).
2. Check the controller screen to verify status.
1. Adjust oil to proper level.
2. *
Engine Oil Requirements
3. See
4. Check for oil leaks.
5. Replace air filter.
.
35