Removal Procedure
Start By:
- Remove the hydraulic oil cooler. Refer to Disassembly and Assembly, "Hydraulic Oil Cooler - Remove and Install" for the machine that is being serviced.
Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.
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| 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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Hot engine components can cause injury from burns. Before performing maintenance on the engine, allow the engine and the components to cool. |
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Note: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
- Drain the coolant from the cooling system into a suitable container for storage or disposal. The capacity of the cooling system is 75 L (19.8 US gal).
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| Illustration 1 | g00639335 |
- Loosen clamp (2). Remove hose (1) and clamp (2). Loosen clamp (4). Remove hose (3) and clamp (4) .
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| Illustration 2 | g00639334 |
- Loosen clamp (8) and clamp (7), and remove hose (6) from tube assembly (5) .
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| Illustration 3 | g00639332 |
- Remove bolt (9) and the washer from tube assembly (10) .
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| Illustration 4 | g00639330 |
- Loosen clamp (12). Remove the top of tube assembly (11) and clamp (12). Remove the bottom of the tube assembly.
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| Illustration 5 | g00639328 |
- Loosen clamp (14). Remove hose (13) and clamp (14) .
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| Illustration 6 | g00639327 |
- Loosen clamps (16). Remove hose (15) and clamps (16) .
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| Illustration 7 | g00639326 |
- Remove four bolts (18). Remove tube assembly (17) .
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| Illustration 8 | g00639325 |
- Loosen clamps (20). Remove hose (21) from the tube assembly. Disconnect electrical connection (19) .
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| Illustration 9 | g00639324 |
- Remove two bolts (22) and the washers.
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| Illustration 10 | g00639323 |
- Remove two bolts (23) .
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| Illustration 11 | g00639321 |
- Remove O-ring seal (24) from water pump (25). Remove water pump (25) .
