Checking The Carburetors - Yamaha FZS1000(N) 2001 Service Manual

CARBURETORS
EAS00486

CHECKING THE CARBURETORS

The following procedure applies to all of the car-
buretors.
1. Check:
S carburetor body
S float chamber
S jet housing
Cracks/damage ! Replace.
2. Check:
S fuel passages
Obstruction ! Clean.
a. Wash the carburetor in a petroleum-based
solvent. Do not use any caustic-carburetor-
cleaning solution.
b. Blow out all of the passages and jets with
compressed air.
3. Check:
S float chamber body 1
Dirt ! Clean.
4. Check:
S float chamber rubber gasket 2
Cracks/damage/wear ! Replace.
5. Check:
S float 1
Damage ! Replace.
6. Check:
S needle valve 1
S needle valve seat 2
Damage/obstruction/wear ! Replace the
needle valve, needle valve seat and O-ring
as a set.
7. Check:
S O-ring 3
Damage/wear ! Replace the needle valve,
needle valve seat and O-ring as a set.
7-6
CARB