Advertisement
Troubleshooting
Problem
Engine will not start
FUEL RELATED:
1. No fuel in tank or fuel valve closed.
2. No fuel flow.
3. Gasoline with more than 10% ethanol
used. (E15, E20, E85, etc.)
4. Low quality or deteriorated, old gasoline.
5. Carburetor not primed.
6. Dirty fuel passageways.
7. Carburetor needle stuck.
Fuel can be smelled in the air.
8. Too much fuel in chamber. This can be
caused by the carburetor needle sticking.
9. Clogged Fuel Filter.
IGNITION (SPARK) RELATED:
1. Engine/Battery Switch at OFF position.
2. Spark plug cap not connected securely.
3. Spark plug electrode wet or dirty.
4. Incorrect spark plug gap.
5. Spark plug cap broken.
6. Circuit breaker tripped (electric
start models only).
7. Incorrect spark timing or
faulty ignition system.
COMPRESSION RELATED:
1. Cylinder not lubricated.
Problem after long storage periods.
2. Loose or broken spark plug.
(Hissing noise will occur
when trying to start.)
3. Loose cylinder head or damaged
head gasket. (Hissing noise will
occur when trying to start.)
4. Engine valves or tappets
mis-adjusted or stuck.
ENGINE OIL RELATED:
1. Low engine oil.
2. Engine mounted on slope,
triggering low oil shutdown.
SPARK ARRESTOR RELATED:
Spark Arrestor clogged with soot.
Follow all safety precautions whenever diagnosing or servicing the generator or engine.
ITEM 70143
Possible Causes
For technical questions, please call 1-888-866-5797.
Probable Solutions
FUEL RELATED:
1. Fill fuel tank with fresh 87+ octane stabilizer-treated
unleaded gasoline and open fuel valve.
Do not use gasoline with more than
10% ethanol (E15, E20, E85, etc.).
2. Move Fuel Selector Switch to desired fuel
type. For LPG / P ropane fuel, make sure valve
on LPG / P ropane tank is fully open.
3. Clean out ethanol rich gasoline from fuel system.
Replace components damaged by ethanol. Use fresh
87+ octane stabilizer-treated unleaded gasoline only.
Do not use gasoline with more than
10% ethanol (E15, E20, E85, etc.).
4. Use fresh 87+ octane stabilizer-treated
unleaded gasoline.
Do not use gasoline with more than
10% ethanol (E15, E20, E85, etc.).
5. Pull on Starter Handle to prime.
6. Clean out passageways using fuel additive.
Heavy deposits may require further cleaning.
7. Gently tap side of carburetor float
chamber with screwdriver handle.
8. Turn Choke to RUN position. Remove spark plug and
pull the start handle several times to air out the chamber.
Reinstall spark plug and set Choke to START position.
9. Replace Fuel Filter.
IGNITION (SPARK) RELATED:
1. Push Engine/Battery Switch to ON position.
2. Connect spark plug cap properly.
3. Clean spark plug.
4. Correct spark plug gap.
5. Replace spark plug cap.
6. Reset circuit breaker. Check wiring and
starter motor if breaker continues to trip.
7. Have qualified technician diagnose/
repair ignition system.
COMPRESSION RELATED:
1. Pour tablespoon of oil into spark plug hole. Crank
engine a few times and try to start again.
2. Tighten spark plug.
If that does not work, replace spark plug.
If problem persists, may have head
gasket problem, see #3.
3. Tighten head.
If that does not remedy problem, replace head gasket.
4. Have qualified technician adjust/
repair valves and tappets.
ENGINE OIL RELATED:
1. Fill engine oil to proper level. Check engine
oil before EVERY use.
2. Operate engine on level surface. Check engine oil level.
SPARK ARRESTOR RELATED:
Clean and replace Spark Arrestor.
Page 27
Advertisement
