Installing The Carburetor - Yamaha YP250R 2005 Service Manual

3
b
a
CARBURETOR
b. Measure the distance from the front mating
surface of the float chamber (gasket
removed) to the top of the float.
NOTE:
_
The float arm should be resting on the needle
valve, but not compressing it.
c. If the float height is not within the specifica-
tion, check the needle valve.
d. If it is worn, replace it.
e. If it is fine, adjust the float height by bending
the float tang 1 on the float.
f. Recheck the float height.
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2. Install:
• float 1
2
• needle valve 2
• float pin 3
1
NOTE:
Install the float pin in the direction of the arrow.
3. Install:
• float chamber rubber gasket
• float chamber
• pilot air screw
4. Install:
• accelerator pump assembly
5. Install:
• coasting enricher assembly
EAS00492

INSTALLING THE CARBURETOR

1. Install
• carburetor
NOTE:
Align the projection a on the carburetor with
the slot b on the intake manifold.
7 - 7
CARB
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Pilot air screw
2 turns out
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New