Yamaha YZ85LW Fahrer- Und Wartungshandbuch Seite 214

CARBURETOR AND REED VALVE
5PA40180
5PA40190
5PA40200
5PA40210
4 - 10
Float height
1. Measure:
Float height a
Out of specification → Adjust.
Float height:
18 ~ 20 mm (0.71 ~ 0.79 in)
Measurement and adjustment steps:
Hold the carburetor in an upside down
position.
Measure 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.
If the float height is not within specification,
inspect the valve seat and needle valve.
If either is worn, replace them both.
If both are fine, adjust the float height by
bending the float tab b on the float.
Recheck the float height.
EC464600
Float
1. Inspect:
Float 1
Damage → Replace.
EC464701
Reed valve
1. Measure:
Reed valve bending a
Out of limit → Replace.
Reed valve bending limit:
0.2 mm (0.008 in)
ENG