Removal Procedure
Start By:
- Prepare the machine for disassembly and assembly procedures. For additional information, refer to Disassembly and Assembly, "Preparation for Disassembly".
- Remove the alternator. For additional information, refer to Disassembly and Assembly, "Alternator - Remove and Install".
Note: Put identification on all lines, hoses, wires, and tubes for installation purposes. Use caps and plugs on all lines, hoses, and tubes in order to prevent fluid loss or contamination of the systems.
| NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
| 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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products. Dispose of all fluids according to local regulations and mandates. |
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At operating temperature, the engine coolant is hot and under pressure. Steam can cause personal injury. Check the coolant level only after the engine has been stopped and the fill cap is cool enough to touch with your bare hand. Remove the fill cap slowly to relieve pressure. Cooling system conditioner contains alkali. Avoid contact with the skin and eyes to prevent personal injury. |
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- Lower the bottom guard. For additional information, refer to Operation and Maintenance Manual, "Bottom Guard Lowering".
- Drain the engine coolant to a level below the water temperature regulator. Drain the engine coolant from the cooling system into a suitable container. The capacity of the cooling system is approximately 50 L (13 US gal). Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change" or Operation and Maintenance Manual, "Cooling System Coolant (DEAC) - Change".
- Remove bolts (1) and bracket assembly (2) .
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| Illustration 1 | g00850399 |
- Disconnect hose (3) from the bottom of the water pump.
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| Illustration 2 | g00850436 |
- Disconnect hose (4) from the top of the water pump.
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| Illustration 3 | g00850447 |
- Disconnect hoses (5) and (7) .
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| Illustration 4 | g00850417 |
- Remove four bolts (8) which hold the water pump in place. Remove water pump (6) and the two O-ring seals.
Installation Procedure
| NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- Install two O-ring seals in water pump (6). Install water pump (6) and four bolts (8) .
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| Illustration 5 | g00850417 |
- Connect hoses (5) and (7) .
- Connect hose (4) to the top of the water pump.
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| Illustration 6 | g00850447 |
- Connect hose (3) to the bottom of the water pump.
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| Illustration 7 | g00850436 |
- Install bracket assembly (2) and bolts (1) .
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| Illustration 8 | g00850399 |
- Refill the cooling system. The capacity of the cooling system is approximately 50 L (13 US gal). Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change" or Operation and Maintenance Manual, "Cooling System Coolant (DEAC) - Change".
- Raise the bottom guard. For additional information, refer to Operation and Maintenance Manual, "Bottom Guard Lowering".
End By: Install the alternator. Refer to Disassembly and Assembly, "Alternator - Remove and Install".