Kohler — Starter Drive Service (Inertia Drive)
Maintenance · electric starter
From a Kohler service manual covering: CS10, CS103, CS10S, CS10ST, CS10T, CS12, CS123, CS12GT, CS12S, CS12ST, CS12T, CS4…. Check it applies to your exact model before use.
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Procedure
- Remove starter from engine.
- Push back spring holder to expose retaining ring; remove ring.
- Remove spring holder, spring, and drive pinion assembly.
- Use solvent to clean splines of dirt or old lubricant.
- Inspect splines and drive components for wear or damage.
- Apply small amount of molybdenum disulfide lubricant to splines.
- Install drive pinion, spring, and spring holder onto armature shaft.
- Install new retaining ring into groove of armature shaft.
Tools required
- retaining ring removal tools Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Molybdenum disulfide lubricant
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.