ELBOW AS 1488391 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 138-7575 Link Bracket 2 Start By:
Remove the fan. Refer to Disassembly and Assembly, "Fan - Remove and Install". Note: The cooling system components and weights may vary depending on your arrangement.Note: Put identification on all lines, hoses, wires, and tubes for installation purposes. Use caps and plugs on all lines, hoses, and tubes in order to prevent fluid loss or contamination of the systems.
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.
At operating temperature, the engine coolant is hot and under pressure.Steam can cause personal injury.Check the coolant level only after the engine has been stopped and the fill cap is cool enough to touch with your bare hand.Remove the fill cap slowly to relieve pressure.Cooling system conditioner contains alkali. Avoid contact with the skin and eyes to prevent personal injury.
Drain the coolant from the cooling system into a suitable container for storage or disposal. Refer to Operation and Maintenance Manual, "Cooling System Coolant - Change".
Illustration 1 g01415775
Remove bolts (1) and clamps (2) in order to remove elbow (3).
Illustration 2 g01415777
Disconnect hose assemblies (4).
Illustration 3 g01415779
Disconnect tube assembly (5).
Illustration 4 g01415820
Illustration 5 g01415821
Attach Tooling (A) and a suitable lifting device to radiator group (6). The weight of radiator group (6) is approximately 862 kg (1900 lb).
Illustration 6 g01415834
Illustration 7 g01415835
Remove bolts (7) and (8).
Illustration 8 g01415836
Remove radiator group (6).