Troubleshooting - Yamaha EF4500iSE Owner's Manual

1
ON
OFF
Engine won't start
1. Fuel systems
No fuel supplied to combustion chamber.
2 No fuel in tank .... Supply fuel.
707-7XFc
2 Fuel in tank .... Fuel cock knob to "ON".
1 "ON"
2 Clogged fuel line .... Clean fuel line.
2 Clogged carburetor .... Clean carburetor.
705-073
2. Engine oil system
Insufficient
2 Oil level is low .... Add engine oil.
700-006
3. Electrical systems
2 Engine switch to "START".
1
1 6 "START"
763-120a
Poor spark
2 Spark plug dirty with carbon or wet .... Remove
carbon or wipe spark plug dry.
2 Faulty ignition system .... Consult a Yamaha deal-
er.
791-001d
Generator won't produce power
2 Safety device (AC protector) to "OFF" .... Press
the AC protector to "Reset".

TROUBLESHOOTING

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