325C Excavator Engine Supplement Caterpillar


Radiator and Hydraulic Oil Cooler - Remove - Aftercooler

Usage:

325C BKW

Removal Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     138-7575     Link Bracket     2    

Start By:

  1. Remove the hood. Refer to Disassembly and Assembly, "Hood - Remove and Install".
  2. Remove the fan. Refer to Disassembly and Assembly, "Fan - Remove and Install".
  3. Remove the air cleaner. Refer to Disassembly and Assembly, "Air Cleaner - Remove and Install".


NOTICE

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 Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.

Dispose of all fluids according to local regulations and mandates.


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

Personal injury can result from hydraulic oil pressure and hot oil.

Hydraulic oil pressure can remain in the hydraulic system after the engine has been stopped. Serious injury can be caused if this pressure is not released before any service is done on the hydraulic system.

Make sure all of the work tools have been lowered to the ground, and the oil is cool before removing any components or lines. Remove the oil filler cap only when the engine is stopped, and the filler cap is cool enough to touch with your bare hand.

----------------------

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.

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.

  1. Drain the coolant into a suitable container for storage or disposal.

  1. Drain the hydraulic oil cooler into a suitable container for storage or disposal.



    Illustration 1g01184082

  1. Remove guards (1) and (2) .



    Illustration 2g01184081



    Illustration 3g01184079

  1. Remove guards (5) and (6). Remove hose (7). Disconnect elbow (3) and hose (10). Remove panels (9) and (8) and brace (4) .



    Illustration 4g01184078

  1. Remove bracket assembly (11) .



    Illustration 5g01184077

  1. Remove bolts (12) and door (13).



    Illustration 6g01184075

  1. Remove cover (14), hose (17), bolts (15) and bracket (16) .



    Illustration 7g01184084

  1. Disconnect hose assembly (21) from the opposite side of the hydraulic oil cooler. Loosen clamp (19). Remove the U bolt, the bolts, and bracket (18). Disconnect elbow (20) and reposition elbow (20) aside.



    Illustration 8g01184085

  1. Attach a suitable lifting device to door (23). The weight of door (23) is approximately 43 kg (95 lb). Remove bolts (22) and door (23) .



    Illustration 9g01184086

  1. Remove bolts (26), tank (25), and harness assembly (24) .



    Illustration 10g01184087

  1. Remove bolts (27) and remove tube assembly (28) .



    Illustration 11g01184131

  1. Use Tooling (A) and a suitable lifting device to remove frame assembly (29). The weight of frame assembly (29) is approximately 45 kg (100 lb).



    Illustration 12g01184132

  1. Disconnect hose (31) and remove side panel (30). Remove lower fan guard (33) .



    Illustration 13g01184133

  1. Disconnect side braces (32) from each side.



    Illustration 14g01189628

  1. Remove bolts (34) from the bottom of the radiator assembly. Remove elbow (35) .



    Illustration 15g01184134

  1. Remove mounting bolts (36) from both sides of the radiator assembly.



    Illustration 16g01184135

  1. Attach a suitable lifting device to radiator assembly (37). The weight of radiator assembly (37) is approximately 199 kg (440 lb).

Caterpillar Information System:

325C Excavator Engine Supplement Radiator - Assemble
325C Excavator Engine Supplement Radiator and Hydraulic Oil Cooler - Install - Aftercooler
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365C Excavator Engine Supplement Fan Guard - Remove and Install
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365C Excavator Engine Supplement Fan Drive - Install
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365C Excavator Engine Supplement Fan - Remove and Install
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301.6C, 301.8C and 302.5C Mini Hydraulic Excavators Cooling System Coolant Sample - Obtain
325C Excavator Engine Supplement Radiator - Disassemble
302.5C Mini Hydraulic Excavator Machine Systems Swing Drive - Install
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302.5C Mini Hydraulic Excavator Machine Systems Bucket - Remove and Install
302.5C Mini Hydraulic Excavator Machine Systems Bucket Linkage - Remove and Install
365C Excavator Engine Supplement Engine - Remove
365C Excavator Engine Supplement Engine - Install
385C Material Handler Hydraulic System Cylinder Drift - Check
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System MID 039 - CID 1590 - FMI 03
320D, 321D, 323D, 324D, 325D, 326D, 328D, 329D, 330D, 336D, 336D2, 340D and 340D2 Excavators, 324D Forest Machine and 323D MHPU, 324D MHPU, 325D MHPU, 329D MHPU, 330D MHPU and 336D MHPU Mobile Hydraulic Power Units Machine Electronic Control System MID 039 - CID 1590 - FMI 05
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