Yamaha 1999 XVS1100, Service Manual

Page: 196 / 355

5-7
CARBURETOR
CARB
NOTE:
EB600063
MEASURING AND ADJUSTING THE FUEL
LEVEL
1. Measure:
fuel level
a
Out of specification Adjust.
Fuel level (above the line on
the float chamber)
4 5 mm
a. Stand the motorcycle on a level surface.
b. Place the motorcycle on a suitable stand to
ensure that the motorcycle is standing
straight up.
c. Install the fuel level gauge 1 to the fuel drain
pipe 2 .
Fuel level gauge
90890-01312
d. Loosen the fuel drain screw 3 .
e. Hold the fuel level gauge vertically next to the
upper face of the float chamber 4 .
f. Measure the fuel level
a
.
Fuel level readings should be equal on both
sides of the carburetor assembly.
2. Adjust:
fuel level
a. Remove the carburetor assembly.
b. Check the needle valve seat and needle
valve.
c. If either is worn, replace them as a set.
d. If both are fine, adjust the float level by slight-
ly bending the float tang 1 .
e. Install the carburetor assembly.
f. Measure the fuel level again.
g. Repeat steps (a) to (f) until the fuel level is
within specification.