Removal Procedure
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. |
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. |
Note: Put identification on all lines, hoses, wires, and tubes for installation purposes. Install a cap or a plug onto all lines, hoses, and tubes in order to prevent foreign materials from entering the system.
Note: Drain all fluids into a suitable container for storage or disposal.
- Drain the engine coolant to a level below water temperature sensor (1) .
Illustration 1 | g00611461 |
- Disconnect two wires (2) from water temperature sensor (1). Remove water temperature sensor (1) and the O-ring.
Installation Procedure
- Replace the O-ring for water temperature sensor (1). Install water temperature sensor (1) .
Illustration 2 | g00611463 |
- Connect two wires (2) to the water temperature sensor.
- Fill the engine coolant. Refer to Operation and Maintenance Manual, SEBU7117 for all fluid capacities and the proper filling procedures.