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D250E Series II and D300E Series II Articulated Trucks 3306B Engine Supplement Caterpillar


Radiator - Disassemble

Usage:

D250E II 4PS

Disassembly Procedure

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Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     138-7573     Link Bracket     2    

Start By:

  1. Remove the radiator. Refer to Disassembly and Assembly, "Radiator - Remove". The information is in this manual.

  1. Put identification marks on all lines, hoses, wires, and tubes for installation purposes.
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    Illustration 1g00489346

  1. Remove four bolts (1) that secure connector (2) to radiator (3) . Remove connector (2) from radiator (3) .
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    Illustration 2g00489372

  1. Remove O-ring seal (4) from connector (2) .
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    Illustration 3g00489374

  1. Remove four bolts (5) that secure blanking plate (6) to radiator (3) . Remove blanking plate (6) from radiator (3) .
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    Illustration 4g00489377

  1. Remove O-ring seal (7) from blanking plate (6) .
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    Illustration 5g00489378

  1. Remove fitting (10) from blanking plate (9) . Remove four bolts (8) that secure blanking plate (9) to radiator (3) . Remove blanking plate (9) from radiator (3) .
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    Illustration 6g00489379

  1. Remove O-ring seal (11) from blanking plate (9) .
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    Illustration 7g00489400

  1. Remove connector (12) from elbow (14) . Remove the O-ring seal from connector (12) . Remove four bolts (13) that secure elbow (14) to radiator (3) . Remove elbow (14) from radiator (3) .
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    Illustration 8g00489401

  1. Remove O-ring seal (15) from elbow (14) .
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    Illustration 9g00489402

  1. Remove five nuts (16) and the bolts that secure baffle (17) in radiator (3) . Remove baffle (17) from radiator (3) .
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    Illustration 10g00489403

  1. Remove five nuts (19) and the bolts that secure baffle (18) in radiator (3) . Remove baffle (18) from radiator (3) .
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    Illustration 11g00489404

  1. Remove four bolts (21) that secure shroud assembly (20) to the radiator. Remove shroud assembly (20) from the radiator. The weight of shroud assembly (20) is 20 kg (44 lb) .
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    Illustration 12g00489408

    The radiator is suspended from a hoist in order to facilitate removal of components from the bottom of the radiator.

    Note: The studs in tank assemblies (22) and (23) are coated with paint. Remove the paint from the studs. Nuts (24) and (27) can now be removed from radiator core assembly module (26) . Some of the studs will come out of tank assemblies (22) and (23) when nuts (24) and (27) are removed.

  1. Use the hoist and raise the radiator assembly far enough in order to be able to remove components from the bottom of the assembly. Rotate the radiator assembly around 180 degrees. Nuts (25) , nuts (27) , stiffening strip (24) and stiffening strip (28) must be removed in order to remove tank assemblies (22) and (23) from radiator core assembly module (26) .

  1. Remove nuts (25) that secure stiffening strip (24) to tank assembly (22) . Remove stiffening strip (24) from tank assembly (22) .

  1. Remove nuts (27) that secure stiffening strip (28) to tank assembly (23) . Remove stiffening strip (27) from tank assembly (28) .
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    Illustration 13g00489410

  1. Lower the radiator to the cribbing. Remove nuts (31) from each side of the radiator assembly in order to remove stiffening strips (29) and mounting brackets (30) from the tank assemblies.
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    Illustration 14g00489409

  1. Rotate the radiator assembly around 180 degrees. Remove nuts (33) that secure stiffening strips (32) and (34) to tank assemblies (22) and (23) . Remove stiffening strips (32) and (34) from tank assemblies (22) and (23) .

  1. Remove tank assemblies (22) and (23) and the gaskets from radiator core assembly module (26) .
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    Illustration 15g00489411

  1. Gaskets (35) are positioned between radiator core assembly module (26) and the tank assemblies.
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    Illustration 16g00489412

  1. Use the hoist and lay the radiator core assembly module flat on the floor. Remove Tooling (A) from top channel (38) . Note the position of four gussets (37) and two channels (38) for assembly purposes. Remove four bolts (36) from gusset (37) and channels (38) . Remove the bolts from the other three gussets. Remove the gussets and the channels from radiator core (26) . The weight of the radiator core is 59 kg (130 lb) .
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    Illustration 17g00489413

  1. Any studs (39) that were removed from tank assemblies (22) or (23) must be installed. Use double nuts in order to install the studs in the tank assemblies. Install the studs to the same height as the studs that remain in the tank assemblies. Use 9S-3263 Thread Lock Compound in order to secure the studs in position.
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    Illustration 18g00489405

  1. The stud should extend 6.0 mm (.24 inch) above the nut after the tank assemblies and the nuts are installed to the radiator core.
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    Illustration 19g00489415

  1. Remove studs (40) from tank assemblies (22) and (23) .
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    Illustration 20g00489416

  1. Remove three screws (42) , the nuts and the clamps from each seal (41) . Remove seals (41) from shroud assembly (20) .
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    Illustration 21g00489417

  1. Remove three screws (45) , the nuts and the clamps from each seal (46) . Remove seals (46) from shroud assembly (20) .

  1. Remove nine screws (45) , the nuts and the clamps from seal (43) . Remove seal (43) from shroud assembly (20) .

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