– 37 –
707-100
705-073
ON
OFF
1
700-006
1
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”.
1
7
“ON”
A
EF3000iS
B
EF3000iSE, EF3000iSEB
Poor spark
2
Spark plug dirty with carbon or wet .... Remove car-
bon or wipe spark plug dry.
2
Faulty ignition system .... Consult a Yamaha dealer.
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”.
1
“ON”
2
Clogged fuel line .... Clean fuel line.
2
Clogged carburetor .... Clean carburetor.
791-001d
1
A
B
7CH-9-15-b 11.12.6 10:43 AM Page 37