PULLEY 2188587 - Caterpillar

Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 369-9451 O-ring Grease Note: Cleanliness is an important factor. Before assembly, Clean all parts thoroughly in cleaning fluid. Allow the parts to air dry. Wiping cloths or rags should not be used to dry parts. Lint may be deposited on the parts which may cause later trouble. Inspect all parts. If any parts are worn or damaged, use new parts for replacement. All disassembly and all assembly procedures must be performed on a clean work surface and in a clean hydraulic area. Keep cleaned parts covered and protected at all times.
Install the relief valves, as follows.
Illustration 1 g00702106
Install new backup ring (13) and new O-ring seal (14) on the relief valve.
Illustration 2 g00702102
Install ball valve (10), plunger (11), and spring (12) in relief valve (9).
Illustration 3 g00702097
Personal injury can result from being struck by parts propelled by a released spring force.Make sure to wear all necessary protective equipment.Follow the recommended procedure and use all recommended tooling to release the spring force.
Install relief valve (9) in the valve body. Tighten relief valve (9) to a torque of 69 7 N m (51 5 lb ft).
Repeat Steps 1.a through 1.c for the remaining relief valve.
Install the fine swing solenoid, as follows.
Illustration 4 g00702085
Install new O-ring seals (5), (7), (6), and (8).
Illustration 5 g00702084
Install fine swing solenoid (4).
Install bolts (3). Tighten bolts (3) to a torque of 7 .7 N m (62.0 6.20 lb in).
Illustration 6 g00702083
Install O-ring seals (1) and (2) in the valve body. End By:
Install the swing cushion valve.