Yamaha 2012 Grizzly 300 Service Manual page 209

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CARBURETOR
EBS00154
MEASURING AND ADJUSTING THE FUEL
LEVEL
1. Measure:
• fuel level
a
Out of specification
Fuel level
(above the float chamber mating
surface)
5.0 mm (0.20 in)
a. Stand the machine on a level surface.
b. Install the fuel level gauge
drain pipe .
Fuel level gauge
P/N.YM-01312-A, 90890-01312
c. Loosen the fuel drain screw
d. Hold the fuel level gauge vertically next to
the line on the float chamber.
e. Measure the fuel level
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 slightly
bending the float tang
e. Install the carburetor assembly.
f. Measure the fuel level again
g. Repeat steps (a) to (f) until the fuel level is
within specification.
6-9
CARB
→ Adjust.
onto the fuel
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