Troubleshooting - Predator 63078 Owner's Manual & Safety Instructions

Troubleshooting

problem
Engine will not start Fuse blown.
FUEL RELATED:
1. No fuel in tank or fuel valve closed.
2. Choke not in START position, cold engine.
3. Gasoline with more than 10% ethanol used.
4. Low quality or deteriorated, old gasoline.
5. Dirty fuel passageways.
6. Carburetor needle stuck.
7. Too much fuel in chamber. This can be caused
8. Clogged Fuel Filter.
IGNITION (SPARK) RELATED:
1. Spark plug caps not connected securely.
2. Spark plug electrodes wet or dirty.
3. Incorrect spark plug gaps.
4. Spark plug caps broken.
5. Incorrect spark timing or faulty ignition system.
COMPRESSION RELATED:
1. Cylinder not lubricated.
2. Loose or broken spark plugs.
3. Loose cylinder head or damaged head gasket.
4. Engine valves or tappets mis-adjusted or stuck.
OIL RELATED:
1. Low engine oil.
2. Engine mounted on slope,
Follow all safety precautions whenever diagnosing or servicing the generator or engine.
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possible Causes
(E15, E20, E85, etc.)
Fuel can be smelled in the air.
by the carburetor needle sticking.
Problem after long storage periods.
(Hissing noise will occur
when trying to start.)
(Hissing noise will occur when trying to start.)
triggering low oil shutdown.
For technical questions, please call 1-888-866-5797.
probable Solutions
Make sure battery is wired correctly.
Check both 10A & 15A fuses at back
of Generator. Replace as needed.
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. Pull Choke out to START position.
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. Clean out passageways using fuel additive.
Heavy deposits may require further cleaning.
6. Gently tap side of carburetor float
chamber with screwdriver handle.
7. Push Choke in to RUN position. Remove
spark plugs and briefly turn the key to Start to
air out the chambers. Reinstall spark plugs
and pull Choke out to START position.
8. Replace Fuel Filter.
IGNITION (SPARK) RELATED:
1. Connect spark plug caps properly.
2. Clean spark plugs.
3. Correct spark plug gaps.
4. Replace spark plug caps.
5. Have qualified technician diagnose/
repair ignition system.
COMPRESSION RELATED:
1. Pour tablespoon of oil into each
spark plug hole. Crank engine a
few times and try to start again.
2. Tighten spark plugs.
If that does not work, replace spark plugs.
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.
OIL RELATED:
1. Fill engine oil to proper level.
Check engine oil before EVERY use.
1. Operate engine on level surface.
Check engine oil level.
ITEM 63078