Kohler — Carburetor Disassembly and Overhaul
Repair & overhaul
From a Kohler service manual covering: CH270, CH395, CH440. Check it applies to your exact model before use.
Applies to: Kohler CH270, Kohler CH395, Kohler CH440
Before you start
- Carburetor cleaners and solvents are extremely flammable; keep ignition sources away.
Procedure
- Clean exterior; remove center fuel bowl screw and separate fuel bowl; transfer fuel to approved container.
- Remove float pin; lift out float and inlet needle; discard parts.
- Remove main jet; remove main nozzle through bottom of main tower.
- Remove fuel shut-off bowl, screen, and O-ring.
- Remove two screws, top plate, and fuel shut-off lever; remove disc and wave washer.
- Clean carburetor body, jets, vent ports, and seats with carburetor solvent and compressed air.
- Install fuel shut-off disc, wave washer, lever, top plate, screen, O-ring, bowl, main nozzle, main jet, float, and inlet needle.
- Install fuel bowl with O-ring and torque screw to 7.0 N·m (62 in. lb.).
Tools required
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Fuel bowl screw torque 7.0 N·m (62 in. lb.)
Full service-parts list: Kohler CH270 →, Kohler CH395 →, Kohler CH440 →
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.