Problem
Engine misfires
1. Spark plug cap loose.
2. Incorrect spark plug gap or
3. Defective spark plug cap.
4. Old or low quality gasoline/oil
5. Incorrect compression.
Engine stops
1. Fuel tank empty or full of
suddenly
2. Defective fuel tank cap
3. Faulty magneto.
4. Disconnected or improperly
Engine stops when
1. Dirty air filter
under heavy load
2. Engine running cold.
1. Old or low quality gasoline/oil
Engine knocks
2. Engine overloaded.
3. Incorrect spark timing, deposit
Engine backfires
1. Impure or low quality
2. Engine too cold.
3. Intake valve stuck or
4. Incorrect timing.
Attached device
1. Device not plugged in
doesn't have power
2. Circuit Breaker tripped.
3. Product needs service.
Attached device
1. Problem with device.
begins to operate
2. Rated load capacity exceeded.
abnormally
Follow all safety precautions whenever diagnosing or servicing the generator or engine.
Owner's Manual for Petrol Generator
Possible Causes
damaged spark plug.
mixture.
impure or low quality
gasoline/oil mixture.
creating vacuum,
preventing proper fuel flow.
connected spark plug cap.
mixture.
buildup, worn engine, or other
mechanical problems.
gasoline/oil mixture.
overheated engine.
properly.
Probable Solutions
1. Check wire connections.
2. Re-gap or replace spark plug.
3. Replace spark plug cap.
4. Use only fresh 87+ octane stabilizer-treated
unleaded gasoline/oil mixture.
Do not use gasoline with more than 10% ethanol
(E15, E20, E85, etc.).
5. Diagnose and repair compression. (Use Engine will
not start: COMPRESSION RELATED section.)
1. Fill fuel tank with fresh 87+ octane stabilizer-treated
unleaded gasoline/oil mixture.
Do not use gasoline with more than 10% ethanol
(E15, E20, E85, etc.).
2. Test/replace fuel tank cap.
3. Have qualified technician service magneto.
4. Secure spark plug cap.
1. Clean element.
2. Allow engine to warm up prior to operating
equipment.
1. Fill fuel tank with fresh 87+ octane stabilizer-treated
unleaded gasoline/oil mixture.
Do not use gasoline with more than 10% ethanol
(E15, E20, E85, etc.).
2. Do not exceed equipment's load rating.
3. Have qualified technician diagnose and service
engine.
1. Fill fuel tank with fresh 87+ octane stabilizer-treated
unleaded gasoline/oil mixture.
Do not use gasoline with more than 10% ethanol
(E15, E20, E85, etc.).
2. Use cold weather fuel additives to prevent backfiring.
3. Have qualified technician diagnose and service
engine.
4. Check engine timing.
1. Turn off and unplug the device,
then plug it back in again and turn on.
2. Turn off and unplug device, reset Circuit Breaker,
plug in device and turn on.
3. Have product repaired.
1. Immediately unplug device.
Have device repaired by a qualified technician, or
replace device.
2. Lower the number of items plugged into the generator
to stay within the rated capacity, or use a more
powerful generator.
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