CORE AS-OIL COOLER 1241763 - Caterpillar

Removal Procedure
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.
Keep all parts clean from contaminants.Contaminants may cause rapid wear and shortened component life.
Refer to Operation and Maintenance Manual, "Cooling System Coolant (ELC) - Change" for the correct draining and filling procedures.
Illustration 1 g02114239
Note: Discard clamp assemblies (1) after use.
Loosen clamp assemblies (5) and disconnect both hose assemblies.
Disconnect hose assembly (3) and loosen clamp assembly (1) .
Remove bolts (2) and precooler (4) .
Discard clamp assembly (1) .
Illustration 2 g02114637
Loosen clamp assembly (7) and remove elbow (6) from precooler (4). Discard clamp assembly (7) .
Remove bolts (9), flange assembly (8), and the O-ring seal. Repeat this step for the other flange assembly.
Illustration 3 g02114754
Loosen clamp assembly (10) and remove elbow assembly (11) .
Discard clamp assembly (10) .
Illustration 4 g02114814
Note: Discard bellows (13) and clamp assemblies (12) after the clamp assemblies have been loosened.
Loosen clamp assemblies (12). Remove elbow (12) from bellows (13). Remove elbow (14) from bellows (13) .
Discard bellows (13) and clamp assemblies (12) .
Illustration 5 g02114933
Remove bolts (16), (17), and bracket (15) .Installation Procedure
Install precooler (4) in the reverse order of removal.
Tighten new clamp assemblies (10), (12), (7) and (1) to a torque of 8.5 2 N m (75 18 lb in).
Tighten clamp assemblies (3) and (5) to a torque of 7.3 0.5 N m (65 4 lb in).