Yamaha Motor YZ250 N/LC 2001 Manuel D'atelier Du Proprietaire page 232

Table des Matières

Publicité

CARBURETOR AND REED VALVE
4-11
EC464401
Jet needle
1. Inspect:
9Jet needle 1
Bends/Wear
Replace.
9Clip groove
Free play exists/Wear
9Clip position
Standard clip position:
No.2 Groove
*No.3 Groove
*For EUROPE
EC464511
Float height
1. Measure:
9 Float height a
Out of specification
Float height:
5.5~7.5 mm (0.22~0.30 in)
Measurement and adjustment steps:
9Hold the carburetor in an upside down posi-
tion.
9Measure the distance between the mating
surface of the float chamber and top of the
float using a vernier calipers.
NOTE:
The float arm should be resting on the nee-
dle valve, but not compressing the needle
valve.
9If the float height is not within specification,
inspect the valve seat and needle valve.
9If either is worn, replace them both.
9If both are fine, adjust the float height by
bending the float tab b on the float.
9Recheck the float height.
ENG
Replace.
Adjust.

Publicité

Table des Matières
loading

Table des Matières