LINES GP-HYDRAULIC FAN 2680242 - Caterpillar

Removal Procedure
Start By:
Release the hydraulic system pressure. Refer to Disassembly and Assembly, "Hydraulic System Pressure - Release".
Cylinders equipped with lock valves can remain pressurized for very long periods of time, even with the hoses removed.Failure to relieve pressure before removing a lock valve or disassembling a cylinder can result in personal injury or death.Ensure all pressure is relieved before removing a lock valve or disassembling a cylinder.
Position the bucket on the ground.
Illustration 1 g01232864
Disconnect hose assembly (1) that supplies oil to the head end of the stick cylinder.
Illustration 2 g01232866
Attach a suitable lifting device to stick cylinder (2). Disconnect hose assembly (7). Remove bolt (4), pin assembly (3), bolt (5), and pin assembly (6). Remove stick cylinder (2). The weight of stick cylinder (2) is approximately 27 kg (60 lb). Disassembly and Assembly Information
Table 1
Required Tools
Tool Part Number Part Description Qty
A 7M-7456 Bearing Mount Compound 1
B 1P-1831 Bearing Puller Adapter 1
9U-6833 Nut 1
4C-9633 Puller Stud 1
3S-6224 Electric Hydraulic Pump Gp 1
6V-3160 Double Acting Cylinder 1 Note: Tooling (B) is for the removal and installation of the bearings that are located at the rod end and the head end of the stick cylinder.
Cylinders equipped with lock valves can remain pressurized for very long periods of time, even with the hoses removed.Failure to relieve pressure before removing a lock valve or disassembling a cylinder can result in personal injury or death.Ensure all pressure is relieved before removing a lock valve or disassembling a cylinder.
Illustration 3 g01216347 (1) Torque for the nut ... 1720 70 N m (1269 52 lb ft) (2) Torque for the head ... 637 63.5 N m (470 47 lb ft) (3) Lubricate the sealing lip slightly with the lubricant that is being sealed. (4) Apply Tooling (A) to the groove prior to assembly. Installation Procedure
Illustration 4 g01232866
Attach a suitable lifting device to stick cylinder (2). Install stick cylinder (2). The weight of stick cylinder (2) is approximately 27 kg (60 lb). Install pin assembly (6), bolt (5), pin assembly (3), and bolt (4). Connect hose assembly (7).
Illustration 5 g01232864
Connect hose assembly (1) that supplies oil to the head end of the stick cylinder.