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Section 5 — Troubleshooting
Air-cooled 11 kW Generators
5.1 TROUBLESHOOTING GUIDE
Problem Cause Correction
The engine will not crank. 1. Fuse blown. 1. Replace 15A fuse in generator
control panel.
2. Loose, corroded or defective 2. Tighten, clean or replace
battery cables. as necessary.
3. Defective starter motor. 3. *
4. Dead Battery. 4. Charge or replace battery.
The engine cranks but 1. Out of fuel. 1. Replenish fuel.
will not start. 2. Defective fuel solenoid (FS). 2. *
3. Open #14 wire from 3. *
engine control board.
4. Defective spark plug(s). 4. Clean, re-gap or replace plug(s).
5. Valve lash out of adjustment. 5. Reset valve lash.
The engine starts hard 1. Air cleaner plugged 1. Check, replace air cleaner.
and runs rough. or damaged.
2. Defective spark plug(s). 2. Clean, re-gap or replace plug(s).
3. Fuel Pressure incorrect. 3. Confirm fuel pressure to regulator
is 5-7" water column (0.18 to 0.25)
for natural gas; 10-12” water col-
umn (0.36 to 0.43 psi) for liquid
propane vapor.
The AUTO/OFF/MANUAL switch 1. Defective switch. 1. *
is set to OFF, but the engine 2. AUTO/OFF/MANUAL switch 2. *
continues to run. wired incorrectly.
3. Defective control board. 3. *
There is no AC output from 1. Main line circuit breaker open. 1. Reset circuit breaker
the generator. to ON (or closed).
2. Generator internal failure. 2. *
There is no transfer to 1. Defective transfer switch coil. 1. *
standby after utility 2. Defective transfer relay. 2. *
source failure. 3. Transfer relay circuit open. 3. *
4. Defective control logic board. 4. *
Unit consumes large 1. Break-in procedure 1. *
amounts of oil. not followed (see Section 2.1).
*Contact the nearest Authorized Dealer for assistance.
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