Yamaha YFM25RSEY Automobile User Manual


 
CARBURETOR
6-8
c. If the float height is not within the specifica-
tion, check the valve seat and needle valve.
d. If either is worn, replace the valve seat,
needle valve and O-ring as a set.
e. If both are fine, adjust the float height by
bending the float tang “1” on the float.
f. Recheck the float height.
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EAS26890
INSTALLING THE CARBURETOR
1. Install:
•Clamp
TIP
Align the projection “a” on the carburetor joint
with the slot “b” in the clamp.
2. Install:
Carburetor joint
TIP
Align the projection “a” on the cylinder head
with the slot “b” in the carburetor joint.
3. Install:
•Carburetor
TIP
Align the projection “a” on the carburetor with
the slot “b” in the carburetor joint.
4. Install:
Throttle cable
Throttle cable cover
5. Adjust:
Engine idling speed
Refer to “ADJUSTING THE ENGINE
IDLING SPEED” on page 3-5.
6. Adjust:
Throttle cable free play
Refer to “ADJUSTING THE THROTTLE
CABLE FREE PLAY” on page 3-6.
Engine idling speed
1500–1600 r/min
Throttle cable free play
2.0–4.0 mm (0.08–0.16 in)