Home » ISX11.9 CM2250 - Service Manual » Cummins ISX11.9 CM2250 – Service Manual 013-020   Starting Motor

Cummins ISX11.9 CM2250 – Service Manual 013-020   Starting Motor

Preparatory Steps

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 WARNING 

Batteries can emit explosive gases. To reduce the possibility of personal injury, always ventilate the compartment before servicing the batteries. To reduce the possibility of arcing, remove the negative (-) battery cable first, and attach the negative (-) battery cable last.

NOTE: The starting motor mounting capscrews can be metric or standard thread sizes. Make sure to install the same-size capscrews that were removed.

  • Disconnect the batteries. Refer to the OEM service manual.
  • Tag and remove the electrical connections from the starting motor.

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Remove

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Remove the three capscrews, starting motor, starting motor spacer (if used), and ground strap (if used).

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Install

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 CAUTION 

Make sure to use the same thickness of starting motor spacer (if used) as the one removed to install the starting motor, to reduce the possibility of engine or starting motor damage.

Before installing the starting motor, make sure the capscrews are the correct size and grade.

Install the starting motor, spacer (if used), and the three mounting capscrews.

Tighten the capscrews.

Torque Value:

5/8-11 x 1.75 inch Capscrew  140  n.m  [103 ft-lb]
Torque Value:

5/8-11 x 2.00 inch Capscrew  201  n.m  [148 ft-lb]
Torque Value:

39 MT Starters (Aluminum Flywheel Housing)  129  n.m  [95 ft-lb]
Torque Value:

39 MT Starters (Cast Iron Flywheel Housing)  163  n.m  [120 ft-lb]
Torque Value:

Prestolite™ M105  Capscrew 183  n.m  [135 ft-lb]

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Install and tighten the electrical connections to the starting motor, including the ground strap (if used).

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Finishing Steps

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 WARNING 

Batteries can emit explosive gases. To reduce the possibility of personal injury, always ventilate the compartment before servicing the batteries. To reduce the possibility of arcing, remove the negative (-) battery cable first, and attach the negative (-) battery cable last.
  • Install and tighten the battery electrical connections. Refer to the OEM service manual.
  • Operate the engine and check for proper operation.

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Last Modified:  09-Jun-2010