PUMP GP-HYD 3853996 - Caterpillar

Illustration 1 g01008687
Front view
(1) Selector lever
(2) Plunger
(3) Bracket
(4) Rod
(5) Lever Use the following procedure to adjust the changeover valve:
Rotate selector lever (1) to the "MAIN RUN" position until the changeover valve touches the stop pin that is inside of the cover assembly.
Screw plunger (2) into the selector lever until the plunger's ball seats into the top hole of bracket (3).
Adjust rod (4) and the rod ends in order to provide the linkage between the selector lever and lever (5).
Illustration 2 g01008688
Right view
(6) Jam nut
(7) Nut
(8) Shaft
Loosen jam nut (6) and nut (7).
Tighten nut (7) to approximately 3 N m (27 lb in). Scribe a mark in order to locate a corner of the nut. Unscrew the nut for 30 degrees in order to provide axial movement of shaft (8). Axial movement of shaft ... 0.22 0.08 mm (0.009 0.003 inch)
Use a wrench to hold nut (7) in place and tighten jam nut (6). Torque ... 45 7 N m (33 5 lb ft)
Move the selector lever in order to move the changeover valve through the full range of travel. The properly adjusted changeover valve will move freely without binding.Readjust the changeover valve, if necessary.