RADIATOR AS 4221421 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7575 Link Bracket 2
ZZ 6V-9833 Cap As 1
6V-9512 Plug 1
179-4452 Protective Cap 1
5H-4020 Cover 1
179-4453 Protective Cap 6
2J-2668 Cover 6 Start By:
Connect the steering frame lock. Refer to Disassembly and Assembly, "Steering Frame Lock - Separate and Connect".
Remove the upper drive shaft. Refer to Disassembly and Assembly, "Drive Shaft (Upper) - Remove and Install". Note: SERVICE DATA: TOOLING (ZZ) WILL NOT BE IDENTIFIED IN PHOTOGRAPHS IN THE REMOVAL OR THE INSTALLATION. THIS TOOLING IS SHOWN IN ORDER TO ASSIST THE EXPERIENCED SERVICEMAN.Note: Cleanliness is an important factor. Before the removal procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.Note: Put identification marks on all lines, on all hoses, on all wires and on all tubes for installation purposes. Plug all lines, all hoses and all tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
Hot oil and components can cause personal injury.Do not allow hot oil or components to contact skin.
Illustration 1 g01092887
Disconnect hose assembly (1) from transmission oil filter (2).
Illustration 2 g01092888
Remove three clamps (3).
Illustration 3 g01092889
Disconnect hose assemblies (4) and (5).
Illustration 4 g01092890
Disconnect hose assemblies (6), (7), (8) and (9).
Illustration 5 g01092891
Disconnect hose assembly (11).
Remove the O-ring seal from manifold (10). Position manifold (10) and hose assembly (12) out of the way.
Illustration 6 g01092892
Install Tooling (A) and a suitable lifting device to diverter valve (13). The weight of the diverter valve (13) is approximately 52 kg (115 lb).
Remove three bolts (15), mount (14), diverter valve (13) and three spacers (16) (not shown). Note: The three spacers are different in length, mark the spacers for assembly purposes.
Illustration 7 g01092898
Remove two bolts (18) and manifold (17). Remove the O-ring seal from manifold (17).
Illustration 8 g01092899
Remove four bolts (20) and tube assembly (19). Remove the O-ring seal from tube assembly (19).