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INSTRUMENT AND CONTROL FUNCTIONS
um unleaded fuel. Use of unleaded fuel
will extend spark plug life and reduce
maintenance costs.
Gasohol
1
There are two types of gasohol: gaso-
hol containing ethanol and that contain-
ing methanol. Gasohol containing
2
ethanol can be used if the ethanol con-
tent does not exceed 10%. Gasohol
3
containing methanol is not recom-
mended by Yamaha because it can
cause damage to the fuel system or ve-
4
hicle performance problems.
5
6
7
8
9
Fuel cock
The fuel cock supplies fuel from the
tank to the carburetor while filtering it al-
so.
The fuel cock has three positions:
OFF
1
1. Pointed end positioned under "OFF"
With the lever in this position, fuel will
not flow. Always return the lever to this
position when the engine is not running.
3-8
EAU13561
ON
1
1. Pointed end positioned over "ON"
With the lever in this position, fuel flows
to the carburetor. Normal riding is done
with the lever in this position.
RES
1
1. Pointed end positioned over "RES"
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Troubleshooting
