WASHER 2S4027 - Caterpillar

Assembly Procedure
Illustration 1 g03728537
Install O-ring seals (24) and backup rings (25) to shuttle valve (22).
Illustration 2 g03728544
Install O-ring seals (21) and shuttle valve (22). Tighten shuttle valve (22) to a torque of 35 3 N m (26 2 lb ft).
Illustration 3 g03728538
Install O-ring seals (26) and backup rings (27) on crossover relief valve (23).
Illustration 4 g03728548
Install crossover relief valve (23). Tighten crossover relief valve (23) to a torque of 60 6 N m (44 4 lb ft).
Illustration 5 g03728521
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install shims (16), retainer (17), washers (18), spring (19), retainer (20), the washer, and bolt (15 ).
Illustration 6 g03728559
Install spool assembly (14).
Illustration 7 g03728508
Install cover (13) and the bolts.
Illustration 8 g03728329
Install O-ring seals (11) and backup rings (12) on relief valve (10).
Illustration 9 g03728323
Install backup relief valve (10). Tighten backup relief valve (10) to a torque of 50 7 N m (37 5 lb ft).
Illustration 10 g03728317
Install O-ring seals (8) and backup rings (9) to pressure reducing valve (7).
Illustration 11 g03728315
Install pressure reducing valve (7). Tighten pressure reducing valve (7) to a torque of 60 7 N m (44 5 lb ft).
Illustration 12 g03728286
Improper assembly of parts that are spring loaded can cause bodily injury.To prevent possible injury, follow the established assembly procedure and wear protective equipment.
Install check ball (2) and spring (3). Install spring pin (4) and O-ring seal (5) to plug assembly (6). Install plug assembly (6).
Repeat Step 12 for plug assembly (1). End By:
Install the steering control valve.