Kohler — Gasoline Choke Adjustment
Adjustments · Automatic choke
From a Kohler service manual covering: 4CFKM, 4CKM, 5CKM, 5CKM/SCKMR, ACKM/4CKMR. Check it applies to your exact model before use.
Applies to: Kohler 4CFKM, Kohler 4CKM, Kohler 5CKM, Kohler M18 / M20 engine, Kohler M18 engine
Procedure
- Scribe mark where choke casting mark meets black plastic cover.
- Loosen the two choke adjusting screws.
- Above 10 F (-12.2 C): rotate cover counterclockwise to leaner until 5/16 in. (8 mm) from mark.
- Below 10 F (-12.2 C): rotate cover clockwise until marks line up.
- Tighten the two adjusting screws.
Specs & values
- Choke plate within 5 to 10 degrees of full open at approx. 70 F (21 C)
Full service-parts list: Kohler 4CFKM →, Kohler 4CKM →, Kohler 5CKM →
Source: Kohler service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.