| Required Tools | |||
| Tool | Part Number | Part Description | Qty |
| A | 1P-0510 | Driver Gp | 1 |
| B | 5P-9722 | Seal Driver | 1 |
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Personal injury can result from hot coolant, steam and alkali. At operating temperature, engine coolant is hot and under pressure. The radiator and all lines to heaters or the engine contain hot coolant or steam. Any contact can cause severe burns. Remove cooling system pressure cap slowly to relieve pressure only when engine is stopped and cooling system pressure cap is cool enough to touch with your bare hand. Do not attempt to tighten hose connections when the coolant is hot, the hose can come off causing burns. Cooling System Coolant Additive contains alkali. Avoid contact with skin and eyes. |
| NOTICE |
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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. Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products. Dispose of all fluids according to local regulations and mandates. |
- Drain the coolant. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change" for the correct draining and filling procedures.
- Remove the belt drive.
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Illustration 1 g03741398 - Turn valves on hoses (3) to the OFF position. Disconnect hose assemblies (3) and (1).
- Disconnect hose assemblies (4) and remove guard (2).
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Illustration 2 g03741905 - Remove bolts (7). Remove water pump (6) and fastener assembly (5).
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Illustration 3 g03741957 - Remove bolts (17) and remove pulley (16).
- Remove bolts (8) and remove cover (9).
- Remove O-ring seal (10).
- Use Tooling (A) and a suitable press to remove shaft assembly (14) from impeller (11) and housing (13).
- Use Tooling (A) and a suitable press to remove seal assembly (12) from shaft assembly (14).
- Use Tooling (A) and a suitable press to remove hub (15) from shaft assembly (14).
- Install water pump (6) in the reverse order of removal.
- Use Tooling (B) and a suitable press to install seal assembly (12) in housing (13). The operating Height (C) of seal assembly (12) is
12.19 ± 0.13 mm (0.480 ± 0.005 inch) . - Use Tooling (A) and a suitable press to install impeller (11) onto shaft assembly (14). The Operating Height (D) of impeller (11) is
8.97 ± 0.25 mm (0.35 ± 0.01 inch) . - Position pulley (16) and install bolts (17). The Distance (E) from the inside groove of pulley (16) to the face of the housing should be
136.4 ± 0.3 mm (5.370 ± 0.012 inch) .
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Illustration 4 g03742025 - Use Tooling (B) and a suitable press to install seal assembly (12) in housing (13). The operating Height (C) of seal assembly (12) is
