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CARB
CARBURETORS
EAS00486
CHECKING THE CARBURETORS
The following procedure applies to all of the car-
buretors.
1. Check:
Scarburetor body
Sfloat chamber
Sjet housing
Cracks/damage ! Replace.
2. Check:
Sfuel 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:
Sfloat chamber body
Dirt ! Clean.
4. Check:
Sfloat chamber rubber gasket
Cracks/damage/wear ! Replace.
5. Check:
Sfloat
Damage ! Replace.
6. Check:
Sneedle valve
1
Sneedle valve seat
2
Damage/obstruction/wear ! Replace the
needle valve, needle valve seat and O-ring
as a set.
7. Check:
SO-ring
3
Damage/wear ! Replace the needle valve,
needle valve seat and O-ring as a set.
8. Check:
Spiston valve
Damage/scratches/wear! Replace.
Srubber diaphragm
Cracks/tears ! Replace.
9. Check:
Svacuum chamber cover
Spiston valve spring
Sjet needle holder
Cracks/damage ! Replace.