B5.9G, B5.9LPG, B Gas Plus, B LPG Plus – 013-020   Starting Motor

Initial Check

TOC

If the starter solenoid is making a sound but the crankshaft is not rotating, remove the starter motor and check for broken ring gear teeth or a broken starter motor spring.

 
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Remove

TOC

 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.
 WARNING 

Acid is extremely dangerous and can damage the machinery and can also cause serious burns. Always provide a tank of strong soda water as a neutralizing agent when servicing the batteries. Wear goggles and protective clothing to reduce the possibility of serious personal injury.

Remove the electrical connections from the batteries, negative (-) cable first.

Remove the electrical connections from the starter motor.

Identify each wire with a tag indicating location on starter motor.

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Remove the capscrews from the flywheel housing.

Remove the starter motor.

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Install

TOC

Install the starter motor.

Install and tighten the mounting capscrews.

Torque Value:  43  n.m  [32 ft-lb]

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Cummins Branded Starters


 CAUTION 

Do not overtighten the electrical connections. Starter damage can result.

NOTE: Use the location tags to help identify where each wire connection goes.

Install the starter motor electrical connections.

Torque Value:

M5 Nuts

  1. 4 n.m   
    [35 in-lb]
Torque Value:

M10 Nuts

  1. 21 n.m   
    [186 in-lb]

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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.
 WARNING 

Acid is extremely dangerous and can damage the machinery and can also cause serious burns. Always provide a tank of strong soda water as a neutralizing agent when servicing the batteries. Wear goggles and protective clothing to reduce the possibility of serious personal injury.

Clean the inside of the battery terminal with a brush before connecting to the battery.

Install the battery cables, connecting the negative (-) cable last.

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Non-Cummins Branded Starters


 CAUTION 

Do not overtighten the electrical connections. Starter damage can result.

NOTE: Use the location tags to help identify where each wire connection goes.

Install the starter motor electrical connections. For Non-Cummins branded starters, refer to the OEM service manual for torque specifications.

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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.
 WARNING 

Acid is extremely dangerous and can damage the machinery and can also cause serious burns. Always provide a tank of strong soda water as a neutralizing agent when servicing the batteries. Wear goggles and protective clothing to reduce the possibility of serious personal injury.

Clean the inside of the battery terminal with a brush before connecting to the battery.

Install the battery cables, connecting the negative (-) cable last.

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Rotation Check

TOC

Turn the ignition switch to the OFF position, and attempt to bar the crankshaft in both directions.

Use barring tool, Part Number 3824591, to bar the engine.

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Bar the crankshaft as follows:

  1. Direction of engine rotation
  2. Direction opposite engine rotation
  3. Direction of engine rotation.

If the crankshaft will bar over, attempt to start the engine. If the starter motor cranks the engine, check the starter motor pinion gear and flywheel ring gear for damage.

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Last Modified:  22-Jan-2010