Yamaha yamaha generator Portable Generator User Manual


 
707-001
AE00512
TROUBLESHOOTING
Engine won’t start
1. Fuel systems
No fuel supplied to combustion chamber.
2 No fuel in tank .... Supply fuel.
2 Clogged fuel line .... Clean fuel line.
2 Foreign matter in fuel cock .... Clean fuel cock.
2 Clogged carburetor .... Clean carburetor.
31
705-037a
700-006
763-084i
760-009
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. 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
carbon 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 proper-
ly.
2 Damaged gasket .... Replace gasket.
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