Yamaha EF3000iSE, EF3000iSEB Troubleshooting, Engine won’t start, Generator won’t produce power

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707-100

ON

OFF

705-073b

700-006

763-120g

760-009

AE01078

TROUBLESHOOTING

Engine won’t start

1. Fuel systems

No fuel supplied to combustion chamber.

2No fuel in tank .... Supply fuel.

2Fuel in tank .... Fuel cock knob to “ON”.

2Clogged fuel line .... Clean fuel line.

2Clogged carburetor .... Clean carburetor.

2. Engine oil system Insufficient

2Oil level is low .... Add engine oil.

3. Electrical systems

2Engine switch to “ON”. Poor spark

2Spark plug dirty with carbon or wet .... Remove car- bon or wipe spark plug dry.

2Faulty ignition system .... Consult dealer.

4.Compression Insufficient

2Worn out piston and cylinder .... Consult dealer.

2Loose cylinder head nuts .... Tighten nuts properly.

2Damaged gasket .... Replace gasket.

AE00785

Generator won’t produce power

2Safety device (AC) to “OFF” .... Stop the engine, then restart.

2Safety device (DC protector) to “OFF” .... Press to reset the DC protector.

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Contents EF3000iSE EF3000iSEB Page Model PRI-I.D Code IntroductionSerial No Identification Number RecordsTION! Become ALERT! Your Safety is Involved Contents Yamaha Motor CORPORATION, U.S.A Warranty Questions and Answers Location of Important Labels OIL Exhaust Fumes are Poisonous Safety InformationFuel is Highly Flammable and Poisonous Engine and Muffler MAY be HOTElectric Shock Prevention Connection Connection NotesExtension Cord Notes Description Control FunctionControl Panel OIL Warning System Engine SwitchDC Protector Economy Control SwitchFuel Cock Knob Fuel PRE-OPERATION CheckGround Earth Engine OILBattery See Installation 788-007a Starting the Engine OperationElectric Starting Manual Starting Application Range AE01023 Overload indicator light Battery Charging 762-012 Stopping the Engine Maintenance Chart Periodic MaintenanceStop the engine before starting maintenance work Pre-Ope Initial Every Spark Plug Inspection Carburetor AdjustmentBe sure no foreign material enters the crankcase Engine OIL ReplacementMuffler Screen and Spark Arrester AIR Filter Fuel Tank Filter Do not wring out the element This could cause it to tearBe sure the tank cap is tightened securely Battery Fuse Replacement Generator won’t produce power TroubleshootingEngine won’t start Engine does not Start Drain the Fuel StorageEngine Recommended Battery Acronym Exhaust Emission Control System ComponentsDimensions SpecificationsGenerator Color code Wiring Diagram EF3000iSEOrange Red White Yellow Wiring Diagram EF3000iSEBPrinted on Recycled Paper