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

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.

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.

Remove the capscrews from the flywheel housing.

Remove the starter motor.

Install the starter motor.

Install and tighten the mounting capscrews.

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.

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.

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.

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.

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.

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.