C6.6 Engines for Caterpillar Built Machines Water Pump - Install Caterpillar

Installation Procedure

1. Ensure that the water pump is clean and free from wear or damage. If necessary, replace the water pump.
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   Illustration 1	g01336659

2. If necessary, install cover (6) to water pump (3). Follow Steps 2.a through 2.d in order to install the cover.

   1. Clean the mating surface of cover (6).

   2. Position a new joint (5) on water pump (3).

   3. Install cover (6) to water pump (3).

   4. Install bolts (7) to cover (6). Tighten bolts finger tight.

3. Clean the mating surface of front cover (1).
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   Illustration 2	g01336660

4. Install Tooling (A) in Position (X).

5. Use Tooling (A) in order to align new joint (2) to front cover (1). Install the joint to the front cover.

6. Align water pump (3) to Tooling (A). Install the water pump to front cover (1).

   Note: Ensure that the gear of the water pump and the gear of the fuel injection pump mesh.

7. Install bolts (4). Refer to Illustration 1. Tighten the bolts finger tight.

   Note: Ensure that all bolts of different lengths are installed in the correct positions.

8. Remove Tooling (A) and install remaining bolts (4).
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   Illustration 3	g01336661

9. Tighten bolts (4) and (7) in the sequence that is shown in Illustration 3 to a torque of 22 N·m (16 lb ft).

10. Install the hose to the water pump inlet. Tighten the hose clamps.

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

End By:

1. Install the fan and the fan pulley. Refer to Disassembly and Assembly, "Fan - Remove and Install".