Yamaha FZS1000N Service Manual page 313

CARBURETORS
EAS00489
ASSEMBLING THE CARBURETORS
The following procedure applies to both of the
carburetors.
CAUTION:
S Before assembling the carburetors, wash
all of the parts in a petroleum-based sol-
vent.
S Always use a new gasket.
1. Install:
S jet needle kit
2. Install:
S needle jet 1
S pilot jet 2
S main jet 3
3. Measure:
S float height a
Out of specification ! Adjust.
Float height
12.5 X 13.5 mm (0.49 X 0.53 in)
a. Hold the carburetor upside down.
b. Measure the distance from the mating sur-
face of the float chamber (with the gasket re-
moved) to the top of the float.
NOTE:
The float arm should rest on the needle valve
without depressing it.
c. If the float height is not within specification,
check the needle valve seat and needle
valve.
7-8
CARB