Yamaha EF3000iSE - Manual (Page 37)

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707-100
705-073b
ON
OFF
700-006
763-120g
760-009
AE01078
TROUBLESHOOTING
Engine won’t start
1. Fuel systems
No fuel supplied to combustion chamber.
2 No fuel in tank .... Supply fuel.
2. Engine oil system
Insufficient
2 Oil level is low .... Add engine oil.
3. Electrical systems
2 Engine switch to “ON”.
Poor spark
2 Spark plug dirty with carbon or wet .... Remove car-
bon or wipe spark plug dry.
2 Faulty ignition system .... Consult dealer.
4. Compression
Insufficient
2 Worn out piston and cylinder .... Consult dealer.
2 Loose cylinder head nuts .... Tighten nuts properly.
2 Damaged gasket .... Replace gasket.
AE00785
Generator won’t produce power
2 Safety device (AC) to “OFF” .... Stop the engine,
then restart.
2 Safety device (DC protector) to “OFF” .... Press to
reset the DC protector.
2 Fuel in tank .... Fuel cock knob to “ON”.
2 Clogged fuel line .... Clean fuel line.
2 Clogged carburetor .... Clean carburetor.
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