STATOR GP-MAIN 2689784 - Caterpillar

Use the following procedure to assemble spool assemblies (17) and (18) .
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Note: Spool (22) is assembled in port (1) and port (3) in the pilot valve. Spool (23) is assembled in port (2) and port (4) in the pilot valve.
Install washer (19) on the spool.Note: Spring (13) is installed on spool (22). Spring (15) is installed on spool (23) .
Install spring (13) or spring (15) on the spool.
Put the end of the spool in the slotted opening of seat (11). Install seat (11) .
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Note: Spool assembly (17) is installed in port (1) and port (3) in the pilot valve. Spool assembly (18) is installed in port (2) and port (4) in the pilot valve.
Install spool assembly (18) in the pilot valve.
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Install new seal (1) in plug (2) .
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Install new O-ring seal (3) on plug (2) .
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Install rod (5) in plug (2) .Note: Spring seat (7) is installed in port (1) and port (3) in the pilot valve. Spring seat (10) is installed in port (2) and port (4) in the pilot valve.
Install spring (6) and the correct spring seat in rod (5) .
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Note: Make sure that spring seat (7) or (10) and the spring do not fall out of the rod while you install the plug.
Install plug (2) in the pilot valve.
Repeat Steps 6 through 13 in order to install the other three spool assemblies.
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Install plate (20) on the pilot valve.
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(a) Upper half
Apply Tooling (B) on the threads on the upper half of U-joint (14) .
Install plate (12) on U-joint (14) .
Install nut (8) on U-joint (14) .
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Tighten nut (8) against plate (12) .
Install plate (12), nut (8), and U-joint (14). Tighten the U-joint to a torque of 47 3 N m (35 2 lb ft).
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Adjust plate (12) to Dimension (a) that was recorded in the disassembly procedure.
Tighten nut (8) against plate (12). Tighten nut (8) to a torque of 69 5 N m (51 4 lb ft).
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Install rubber boot (4) on the pilot valve.
Install the handle on the pilot valve. End By: Install the pilot valve. Refer to Disassembly and Assembly, "Pilot Valve (Joystick) - Install" in this manual.