RING, PISTON 1112132 - Caterpillar

Installation Procedure
Be sure that the mating surface of the undercarriage frame and the swivel are thoroughly clean.
Illustration 1 g00531421
Fasten a lifting sling and a hoist to swivel (21), as shown. Put the swivel in position in the undercarriage frame. Be sure that the swivel engages with the locating dowel in the undercarriage frame.
Illustration 2 g00531420
Apply 9S-3263 Thread Lock Compound on the threads of three bolts (20). Install three bolts (20) and the washers that hold the swivel to the undercarriage frame.
Illustration 3 g00531419
Check the condition of the O-ring seals that are used on seven fittings (19). If any of the seals are damaged, use new parts for replacement. Install the O-ring seals and seven fittings (19) in the bottom side of the swivel.
Illustration 4 g00551202
Connect hose (9) to the bottom side of the swivel in the original location. Tighten the hose connection to a torque of 40 5 N m (30 4 lb ft).
Connect hose (11) to the bottom side of the swivel in the original location. Tighten the hose connection to a torque of 110 10 N m (80 7 lb ft).
Connect hose (10) to the bottom side of the swivel in the original location. Tighten the hose connection to a torque of 30 5 N m (22 4 lb ft).
Check the condition of the O-ring seals that are used in hoses (1), (2), (3), (4), (5), (6), (7) and (8). If any of the seals are damaged, use new parts for replacement.
Illustration 5 g00531418
Connect hoses (1), (2), (3), (4), (5), (6), (7) and (8) to the top side of the swivel in the original locations. Tighten hose connection (8) to a torque of 30 5 N m (22 4 lb ft). Tighten hose connections (4), (5), (6) and (7) to a torque of 110 10 N m (80 7 lb ft). Tighten hose connections (2) and (3) to a torque of 80 7 N m (60 5 lb ft).End By: Install the swing motor. Refer to Disassembly and Assembly, "Swing Motor - Install"in this manual.