Kohler — Carburetor Servicing
Repair & overhaul
From a Kohler service manual covering: 14690-12, CV173, CV200, CV224. Check it applies to your exact model before use.
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Before you start
- Gasoline is extremely flammable; never use gasoline as a cleaning agent.
- Disconnect and ground spark plug lead(s) before servicing.
Procedure
- Inspect carburetor body for cracks, holes, wear or damage; inspect float and hinge/shaft; inspect fuel inlet needle and seat.
- Remove air cleaner and carburetor per Disassembly procedures.
- Clean exterior surfaces; remove bowl retaining screw and separate fuel bowl; do not damage bowl O-ring; save all parts.
- Remove float pin and inlet needle; inlet needle seat is not serviceable and should not be removed.
- Clean carburetor bowl and inlet seat areas as required.
- Carefully remove main jet; remove main nozzle through bottom of main tower, noting orientation (2 raised shoulders out/down adjacent to main jet).
- Clean slow jet using compressed air or carburetor cleaner; do not use wire.
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Carburetor stud 5 N·m (44 in. lb.)
- Fixed main jet; idle mixture set at factory and not adjustable
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.