ENGINE AR- 4508751 - Caterpillar

Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Guide Stud
M8 by 90 mm 2
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Dispose of all fluids according to local regulations and mandates.
Ensure that the water pump is clean and free from wear and damage. If necessary, replace the water pump. Clean the gasket surface of the water pump.
Illustration 1 g02164797
Illustration 2 g02164963
Clean the gasket surface of housing (1).
Install Tooling (A) in Position (X).
Use Tooling (A) in order to align new gasket (2) to housing (1). Install the gasket onto the housing.
Align water pump (3) to Tooling (A). Install the water pump to housing (1). Note: Ensure that the gear of the water pump and the gear of the fuel injection pump mesh.
Install bolts (4). Refer to Illustration 1. Tighten the bolts finger tight.
Remove Tooling (A) and install remaining bolts (4).
Illustration 3 g01985813
Tighten the bolts in the sequence that is shown in Illustration 3 to a torque of 22 N m (195 lb in).
Install the hose to the water pump inlet. Tighten the hose clamps securely.
Fill the cooling system with coolant. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change" for the correct procedure. End By:
Install the fan and the fan pulley. Refer to Disassembly and Assembly, "Fan - Remove and Install" for the correct procedure.