Cummins ISX11.9 CM2250 – Service Manual 000-001   Engine Removal

Disconnect the intake and exhaust air pipes.

Disconnect all chassis-mounted, engine-driven accessories.

Disconnect the drive units from the flywheel.

Disconnect the OEM wiring harness from the electronic control module (ECM). Refer to Procedure 019-071 in Section 19.

NOTE: If the rear engine mounts are attached to the transmission, it will possibly be necessary to remove the engine and the transmission as an assembly.

Most cab-over configuration vehicles will have the Cummins Inc. factory-installed rear engine lifting bracket still installed.

Remove all chassis components necessary to remove the engine.

WARNING  The engine lifting equipment must be designed to lift the engine and the transmission as an assembly without causing personal injury.

WARNING  This component weighs 23 kg [50 lb] or more. To reduce the possibility of personal injury, use a hoist or get assistance to lift this component.

Use a correctly rated hoist, and attach the engine lifting fixture, Part Number 3162871, to the engine-mounted lifting brackets to remove the engine.

If the transmission is not removed, place a support under the transmission to prevent it from falling.

Remove the engine.

Cover all engine openings to prevent dirt and debris from entering the engine.

Place the engine on suitable engine support stands.

Remove and use all remaining accessories and brackets with the replacement engine.