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Cummins/Onan — Starting Motor - Remove and Install

Repair & overhaul

From a Cummins/Onan owner's manual covering: QSM11, QSM11 Industrial, QSM11 Marine, QSM1i. Check it applies to your exact model before use.

Applies to: Cummins/Onan QSM1i, Cummins/Onan QSM11 engine

Before you start

  • Batteries can emit explosive gases; ventilate the compartment before servicing.

Procedure

  1. Disconnect battery electrical connections (negative cable first).
  2. Tag and remove electrical connections from starting motor.
  3. Remove three capscrews and the starting motor.
  4. Install starting motor and three mounting capscrews; tighten to 90 N·m.
  5. Install and tighten the electrical connections to starting motor.
  6. Install and tighten battery electrical connections (negative cable last).

Specs & values

  • 90 N·m mounting capscrews

Full service-parts list: Cummins/Onan QSM1i →

Source: Cummins/Onan owner's 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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