M11 Series – Service Manual – 000-001   Engine Removal

Disconnect the battery cables.

Drain the engine coolant. Refer to Procedure 008-018.

Place a tag on all hoses, lines, linkage, and electrical connections as they are removed to identify their locations.

Disconnect the 12 VDC power in connector (1) from the engine harness on CELECT™ or CELECT™ Plus engines.

Remove the OEM harness from the ECM on CELECT™ or CELECT™
Plus engines.

On CELECT™ engines, disconnect the 9-pin connector from the engine harness to the OEM harness.

On CELECT™ Plus engines, disconnect the 21-pin Deutsch connector from the engine harness to the OEM harness.

Drain the lubricating oil. Refer to Procedure 007-037.

Disconnect the starter cable, engine ground straps, cab or chassis to engine hoses, tubing, electrical wires and hydraulic lines.

Disconnect the throttle linkage from the fuel pump on STC engines.

Remove the fuel pump supply hose.

Disconnect the intake and exhaust air pipes.

Disconnect all chassis mounted engine-driven accessories.

WARNING  If a liquid refrigerant system (air conditioning) is used, wear eye and face protection and wrap a cloth around the fittings before removing. Liquid refrigerant can cause serious eye and skin injuries.

For environmental protection, federal regulations require that Freon™
be recycled, and not vented into the atmosphere.

Remove all chassis components necessary to remove the engine from the equipment.

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

The dry weight of a CELECT™ or CELECT™ Plus engine is approximately 940 Kg [2070 lb]. The dry weight of a STC engine is approximately 929 Kg [2045 lb]. See the equipment manufacturer’s specifications for the transmission weight.

On applications where the rear engine mounts are attached to the transmission, it can be necessary to remove the engine and transmission as an assembly.

Use a properly rated hoist and engine lifting fixture, Part Number 3822512, attached to the engine mounted lifting brackets to remove the engine.

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

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

Place the engine on suitable engine support stands.

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