MANIFOLD- 1U9358 - Caterpillar

Assembly Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
B - Loctite 277 -
Illustration 1 g02154700
Illustration 2 g06308399
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.
Use the following procedure to assemble spool assembly (13).Note: Spool assemblies (13) are assembled in Port (1) and Port (3) in the pilot valve.
Install washer (21), spring (19), and seat (17) on spool (23). Put the end of the spool in the slotted opening of seat (17).
Use the following procedure to disassemble spool assembly (12).Note: Spool assemblies (12) are assembled in Port (2) and Port (4) in the pilot valve.
Install washer (20), spring (18), and seat (16) on spool (22). Put the end of the spool in the slotted opening of seat (16).
Install springs (14) and (15). Install spool assemblies (12) and (13).
Illustration 3 g06308398
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 new seal (6) into plug (7).
Install new O-ring seal (8) onto plug (7).
Install rod (9) into plug (7).Note: Make sure that spring seat (11) is assembled in the correct port location.
Install spring (10) and the correct spring seat (11) in rod (9).Note: Make sure that spring seat (11) and spring (10) do not fall out of the rod while you install the plug.
Install plug (7).
Repeat Step 4 through Step 8 for the installation of remaining plugs.
Illustration 4 g06308397
Illustration 5 g06308396
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 plate (3).
Apply Tooling (B) onto the threads on the upper half of U-joint (5).
Install plate (2) onto U-joint (5).
Install nut (4) on U-joint (5).
Tighten nut (4) against plate (2).
Install plate (2), nut (4), and U-joint (5). Tighten U-joint (5) to a torque of 47.1 2.9 N.m (34.7 2.1 lb ft).
Adjust plate (2) to Dimension (A) that was recorded in the disassembly procedure.
Tighten nut (4) against plate (2). Tighten nut (4) to a torque of 68.6 4.9 N.m (50.6 3.6 lb ft).
Illustration 6 g06308394
Install rubber boot (1).End By:
Install the pilot valve (joystick).