2570D and 2670D Wheel Feller Buncher Engine Supplement Caterpillar


Engine Oil Cooler - Remove and Install

Usage:

2570D D25

Removal Procedure

Start By:

  1. Remove the electronic control module.


NOTICE

Before beginning ANY work on the fuel system, refer to Operation and Maintenance Manual, "General Hazard Information and High-Pressure Fuel Lines" for safety information.

Refer to System Operation, Testing and Adjusting, "Cleanliness of Fuel System Components" for detailed information on the standards of cleanliness that must be observed during ALL work on the fuel system.


------ WARNING! ------

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.


  1. Drain the coolant. Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change" for the correct draining and filling procedure.


    Illustration 1g02193293

  2. Disconnect plastic tube assembly (1) from crankcase breather (2). Disconnect plastic tube assembly (5) from crankcase breather canister (2) and crankcase breather valve (8).

  3. Cut the cable straps for engine wiring harness (3) that secure the wiring harness assembly to engine oil cooler (6).

  4. Remove bolt (4) and remove bracket (7) from engine oil cooler (6). Position the bracket away from the engine oil cooler

  5. Remove bolt (10) from the bracket for the tube assembly. Loosen nut (9) and remove tube assembly.

  6. Remove seal (11) (not shown) from the tube assembly.


    Illustration 2g02194313

  7. Remove bolt (12) from bracket (13). Position bracket (13) away from the engine oil cooler.

  8. Remove bolts (14) from oil cooler (6).

    Note: The bolts are different lengths. Note the position of the different bolts. Note the location and the orientation of the brackets for the tube assemblies.

  9. Remove engine oil cooler assembly (6) from the cylinder block.

  10. Remove gasket (15) (not shown).


    Illustration 3g02193294

  11. If necessary, follow Step 11.a through Step 11.c to disassemble the engine oil cooler.

    1. Remove nuts (18) from the assembly of engine oil cooler (6).

    2. Remove cooler matrix (16) from housing (19).

    3. Remove gaskets (17).

Installation Procedure

  1. Install engine oil cooler (6) in the reverse order of removal.

    1. Tighten nuts (18) to a torque of 44 N·m (32 lb ft).

    2. Tighten bolts (14) to a torque of 22 N·m (195 lb in).

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