Main Jet Removal; Fuel Shut-Off Bowl, Screen, And O-Ring; Fuel Shut-Off Disc And Wave Washer; Fuel Shut-Off Lever - Kohler Command PRO CH270 Service Manual

Section 5
Fuel System and Governor
Figure 5-13. Main Jet Removal.
4. Remove the fuel shut-off fuel bowl, screen, and
O-ring. See Figure 5-14.
NOTE: Models with a low-profi le air cleaner will not
have a fuel shut-off .
Bowl Bowl
Figure 5-14. Fuel Shut-Off Bowl, Screen, and
O-ring.
5. Remove the two screws, top plate, and fuel shut-
off lever. See Figure 5-15.
Figure 5-15. Fuel Shut-Off Lever.
5.8
Main Main
Nozzle Nozzle
Main Main
Jet Jet
O-ring O-ring
Screen Screen
Two Two
Screws Screws
Shut-Off Shut-Off
Lever Lever
6. Remove disc and wave washer. See Figure 5-16.
Wave Wave
Washer Washer
Figure 5-16. Fuel Shut-Off Disc and Wave Washer.
NOTE: The carburetor is now disassembled for
appropriate cleaning and installation of the
parts in the overhaul kit. Further disassembly
is not necessary. The thrott le shaft assembly,
fuel inlet seat, and bowl chamber baffl e, are
non-serviceable items and should not be
removed.
7. Clean the carburetor body, jets, vent ports,
seats, etc., using a good commercially available
carburetor solvent. Use clean, dry compressed
air to blow out the internal channels and ports.
Inspect and thoroughly check the carburetor for
cracks, wear, or damage. Inspect the fuel inlet
seat for wear or damage.
8. Clean the carburetor fl oat bowl as required.
9. Install the fuel shut-off disc and wave washer into
the chamber of the fuel shut-off . See Figure 5-16.
Install the fuel shut-off lever and top plate, and
secure with the two screws. See Figure 5-15.
10. Install the fuel shut-off screen and O-ring and
install the bowl onto the fuel shut-off assembly.
See Figure 5-14.
11. Install the main nozzle and the main jet into the
tower of the carburetor body. See Figure 5-13.
12. Install the fl oat and inlet needle down into the
seat and carburetor body. Insert the new pivot
pin through the fl oat hinge. See Figure 5-12.
Disc Disc