Kohler COMMAND CV17-745 Service Manual page 49

Kohler Engine Parts Call K&T 606-678-9623 or 606-561-4983
2. Remove the three screws securing the cover to
the accelerator pump housing. Remove the cover,
spring, and diaphragm. See Figure 5-27.
Figure 5-27. Accelerator Pump Cover and
Diaphragm Removed.
3. Remove the retaining ring over the rubber check
valve, using a snap ring pliers. Remove the check
valve from the fuel delivery chamber. See Figure
5-28.
Figure 5-28. Removing Retaining Ring.
4. Clean the accelerator pump housing and cover as
required.
5. Install the new check valve into the fuel delivery
chamber. Secure with the new retaining ring. See
Figure 5-29.
Figure 5-29. Check Valve and Retaining Ring
Installed.
6. Notice the small alignment tab and the small bead
Figure 5-30. Diaphragm Installed.
7. Install the new diaphragm spring and reinstall the
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Fuel System and Governor
on one side of the outer diameter of the new
diaphragm. Install the diaphragm into the housing,
so the alignment tab is in the small notch, the
bead is down in the recessed channel, and the
"donut" around the metal center plate should be
out, facing you. See Figure 5-30.
accelerator pump cover. Secure with the three
new screws. Torque the screws to 2.0 ± 0.6 N·m
(18.2 ± 5.2 in. lb.). See Figure 5-31.
Section 5
5.15