Cummins/Onan 3.6MKY / 4MKY — Starter Disassembly

Repair & overhaul · Electric starter

For the Cummins/Onan 3.6MKY / 4MKY, from the Cummins/Onan service manual.

Applies to: Cummins/Onan 3.6MKY, Cummins/Onan 4MKY

Procedure

1. Remove the genset from the pontoon boat and remove the outer housing; disconnect the positive (+) cable.
2. Remove the rear mounting nut and the engine bracket behind the starter and muffler.
3. Remove the starter mounting nuts and disengage the starter from the end bell.
4. Use a 1/8 inch nail set to remove the roll pin in the armature shaft.
5. Remove the return spring, gear and clutch assembly.
6. Remove the starter through-bolts and separate the brush end cap housing from the armature.

Source: Cummins/Onan 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.

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