Removal Procedure
Start By:
- Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
| 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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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.
- Open the engine hood. The water temperature regulator is located on the left side of the machine.
- Drain the coolant from the engine into a suitable container for storage or disposal. Refer to the Operation and Maintenance Manual, SEBU7362, "980G Series II Wheel Loader", "Cooling System Coolant (ELC) - Change" for the correct procedure.
- Loosen clamp (2). Move tube assembly (1) out of the way.
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| Illustration 1 | g00794669 |
The muffler is removed for photographic clarity only. | |
- Loosen clamp (5). Move hose assembly (6) out of the way.
- Remove five bolts (3) which hold regulator housing (4) in place. Remove regulator housing (4). Remove the gasket.
- Remove water temperature regulator (7) from regulator housing (4) .
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| Illustration 2 | g00794683 |
Typical Example | |
Installation Procedure
Note: Install the water temperature regulator correctly. Incorrect installation will affect engine performance.
- Install water temperature regulator (7) in regulator housing (4) .
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| Illustration 3 | g00794683 |
Typical Example | |
- Install a new gasket. Install regulator housing (4). Install five bolts (3) which hold regulator housing (4) in place. Tighten the bolts to a torque of 50 ± 9 N·m (445 ± 80 lb in).
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| Illustration 4 | g00794669 |
The muffler is removed for photographic clarity only. | |
- Install hose assembly (6). Tighten clamp (5) to a torque of 9 ± 3 N·m (80 ± 27 lb in).
- Install tube assembly (1). Tighten clamp (2) .
- Fill the coolant system. Refer to the Operation and Maintenance Manual, SEBU7362, "980G Series II Wheel Loader", "Cooling System Coolant (ELC) - Change" for the correct procedure.
- Close the engine hood.
End By: Separate the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".