SHAFT AS 1775270 - Caterpillar

Note: If the left radiator is being removed, both radiators must be drained. If the right radiator is being removed, only drain the right radiator.
Drain engine coolant from the appropriate radiator into a suitable container. The total cooling system contains approximately 681 L (150 US gal) of coolant.
Evacuate the air conditioning system. Refer to Service Manual, "Air Conditioning and Heating R-134a All Caterpillar Machines".
Illustration 1 g00915228
Loosen clamps (4). Disconnect bottom radiator hose (5). Remove clips (1) on drain hose (6) .
Remove lower radiator mount bolts (2). Remove 1/2 mount (3) .
Repeat Step 4 for the opposite lower radiator mount.
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Remove bolts (8) that secure handhold (7). Remove the handhold from the truck.
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Disconnect harness assembly (9) for warning light (12) .
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Attach a suitable lifting device to lower grill assembly (10). Attach the lifting device to a suitable hoist. The weight of grill assembly is approximately 70 kg (154 lb).
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Remove bolts (14) that secure lower grill assembly (10) to the truck.
Repeat Step 9 for opposite side of grill assembly.
Remove lower grill assembly (10) from the truck.Note: Do not damage harness assembly for warning light (12) when panel (11) is removed.
Remove bolts (13) that secure panel (11). Remove the panel from the truck.
Illustration 6 g00915232
Remove bolts (16) that secure the elbow to radiator (15). Disconnect elbow (17) from the radiator.
Illustration 7 g00915309
Disconnect hose assemblies (21) from condenser (18). Remove hose clips (19) in order to disconnect hose assemblies from radiator (15). Lay hose assemblies aside.
Disconnect harness clips (20) from the radiator.
Illustration 8 g00915320
Loosen clamp (23) and disconnect hose (24) from elbow (22) .
Illustration 9 g00915347
Install Tooling (A) to both sides of radiator (15) .
Illustration 10 g00915367
Attach a suitable lifting device to Tooling (A). The weight of a radiator assembly is approximately 735 kg (1620 lb).
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Remove bolts (25) that secure radiator (15) .
Repeat Step 19 for opposite side of radiator.
Illustration 12 g00915390
Lift radiator (15) slightly and turn in order to remove the radiator from the truck.