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705-037a
700-006
791-001d
TROUBLESHOOTING
Engine won’t start
1. Fuel systems
No fuel supplied to combustion chamber.
2 No fuel in tank .... Supply fuel.
2 Fuel in tank .... Fuel cock lever to “ON”.
2 Clogged fuel line .... Clean fuel line.
2 Foreign matter in fuel cock .... Clean fuel cock.
2 Clogged carburetor .... Clean carburetor.
2. Engine oil system
Insufficient
2 Oil level is low .... Add engine oil.
3. Electrical systems
2 Engine switch to “ON”.
1 7 “ON”
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.
Generator won’t produce power
2 Safety device (AC switch) to “OFF” .... Turn the
AC switch (N.F.B.) to “ON”.
7CC-F8199-15-2 11.2.21 13:07 Page 36
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