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Owner's Manual

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PERIODIC MAINTENANCE AND MINOR REPAIR
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EAU03108
Troubleshooting charts
EW000125
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Never check the fuel system while smoking or in the vicinity of an open flame.
Check if there is fuel
1. Fuel
Enough fuel.
No fuel.
Go to compression check.
Supply fuel.
Engine doesn’t start, go to compression check.
Use kick starter.
2. Compression
There is compression.
No compression.
Go to ignition check.
Ask a Yamaha dealer to
Remove spark plug
3. Ignition
Wet.
Dry.
Wipe clean with dry cloth and correct
Ask a Yamaha dealer to inspect.
Engine doesn’t start, ask a Yamaha
Open throttle half-way and start
in the fuel tank.
and check electrodes.
spark gap or replace spark plug. the engine.
dealer to inspect.
inspect.
3MB-9-E7 12/27/00 2:52 PM Page 76