C6.6 Engines for Caterpillar Built Machines Engine Oil Cooler - Install - Engine Oil Cooler with a High Mounted Filter Base Caterpillar

Assembly Procedure

Illustration 1	g01336224

1. Ensure that cooler matrix (9) and housing (11) are clean and free from damage. Replace any damaged components.

2. Install new joints (10) to cooler matrix (9).

3. Install cooler matrix (9) to housing (11).

4. Install nuts (12) to the assembly of oil cooler (4). Tighten the nuts to a torque of 22 N·m (16 lb ft).
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   Illustration 2	g01336193

5. Install bolts (7) to the assembly of oil cooler (4).

   Note: The bolts are different lengths. Ensure that the different bolts are installed in the correct location.

6. Install a new joint (8) to assembly of oil cooler (4). Push bolts (7) through holes in the joint.

   Note: Holes in the joint have serrations that hold bolts captive.

Installation Procedure

1. Clean the mating surface of cylinder block.
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   Illustration 3	g01336192
   Typical example

2. Install assembly of oil cooler (4) to cylinder block. Tighten bolts (7) finger tight.

   Install oil filter base finger tight. Refer to Illustration 3 and refer to Disassembly and Assembly, "Engine Oil Filter Base - Remove and Install".

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   Illustration 4	g01336300

3. Tighten bolts (7) to a torque of 22 N·m (16 lb ft) in sequence that is shown in Illustration 4. Tighten remaining bolts that secure oil filter base to a torque of 22 N·m (16 lb ft).

4. Remove plugs from tube assembly (6). Remove caps for the fuel return from cylinder head and from transfer pump (5). Install tube assembly (6) to cylinder head and to transfer pump (5).

5. Follow Steps 5.a through 5.e in order to connect engine wiring harness (4).

   1. Place the harness in position.

   2. Connect engine wiring harness (3) to position sensor (1) for the fuel injection pump.

   3. Connect engine wiring harness (3) to oil pressure sensor (8).

   4. Reconnect wiring harness (3) to the solenoid for the fuel injection pump.

   5. Install new cable straps in order to secure engine wiring harness (3) to assembly of oil cooler (4).

6. Remove plugs from all plastic tube assemblies (2). Remove caps from appropriate ports. Install plastic tube assemblies (2).

7. Fill the cooling system to the correct level. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change" for the correct procedure.

8. Check level of engine lubricating oil. Refer to Operation and Maintenance Manual, "Engine Oil Level - Check" for the correct procedure.

End By:

1. Install the bracket for the Electronic Control Module. Refer to Disassembly and Assembly, "ECM Bracket - Remove".