Kohler Comand Pro CH1000, Service Manual

Page: 39 / 142

5.9
Section 5
Fuel System and Governor
5
Figure 5-16. Checking Float Height.
NOTE: Be sure to measure from the casting surface,
not the rubber gasket, if still a tt ached.
9. When the proper fl oat height is obtained,
carefully reinstall the fuel bowl onto the
carburetor, using new O-rings. Secure with
the four original screws. Torque the screws to
2.5 ± 0.3 N·m (22 ± 3 in. lb.) . See Figure 5-17.
Figure 5-17. Installing Fuel Bowl.
10. Install the carburetor and reassemble the engine
as outlined in Section 10 Reassembly .
Clip
Inlet
Needle
Float
Figure 5-14. Float and Inlet Needle Details.
6. Install the fl oat and inlet needle down into the
seat and carburetor body. Install the new pivot
pin through the
fl oat hinge and secure with the
new retaining screw. See Figure 5-15.
Retaining
Screw
Pivot
Pin
Figure 5-15. Installing Float Assembly.
7. Hold the carburetor body so the fl oat assembly
hangs vertically and rests lightly against the
fuel inlet needle. The inlet needle should be
fully seated but the center pin of the needle (on
retainer clip end) should not be depressed. Check
the
fl oat height adjustment.
NOTE: The inlet needle center pin is spring loaded.
Make sure the fl oat rests against the fuel inlet
needle without depressing the center pin.
8. The correct fl oat height se tt ing is 17 mm
(0.669 in.) ± 1.5 mm (0.059 in.) , measured from
the fl oat bo tt om to the body of the carburetor.
See Figure 5-16. Replace the fl oat if the height
is di ff erent than speci fi ed. DO NOT a tt empt to
adjust by bending fl oat tab.