HYDRAULIC PUMP GROUP 9J5069 - Caterpillar

Tighten the setscrew that retains nut (3) to a torque of 57 11 N m (42 8 lb ft).The slit of ring (5) must be in the direction of the piston.Apply Tooling (D) to seals (4) prior to assembly.Lubricate seals (6) with the lubricant that is being sealed.Apply Tooling (C) to the wiper seal (7) prior to assembly.Installation Procedure
Table 4
Required Tools
Tool Part Number Part Description Qty
A 4C-9485 Pin Driver Cap 1
Illustration 15 g01218011
Attach a suitable lifting device to boom cylinder (11), as shown. The weight of boom cylinder (11) is approximately 287 kg (632 lb). Position boom cylinder (11) onto the machine.
Illustration 16 g01218013
Install shims (17) and pin assembly (19) on the head end of boom cylinder (11). Install bolt (18).
Illustration 17 g01217921
Use the suitable lifting device to position boom cylinder (11) onto suitable cribbing. Reposition the suitable lifting device near the rod end of boom cylinder (11). The weight of boom cylinder (11) is approximately 287 kg (632 lb). Use the suitable lifting device to raise the rod end of boom cylinder (11) into position.
Illustration 18 g01218505
Illustration 19 g01217928
Install shim (16). Position pin (15) through the rod end of the boom cylinder.
Install spacer (14) (not shown). Install plate (13) and bolts (12).
Illustration 20 g01217915
Position valve assembly (10) and install bolts (9).
Illustration 21 g01217912
Position tube assembly (8) and install bolts (7).
Illustration 22 g01217908
Install support assemblies (5) and bolts (6).
Illustration 23 g01217906
Install clamps (4).
Illustration 24 g01217850
Install bolts (3).
Illustration 25 g01217839
Illustration 26 g01217840
Turn bolt (2) clockwise into the original position. Tighten nut (1).