SPRING 1402741 - Caterpillar

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 9 g01121247
(1) (2) Apply Tooling (J) to outer diameter of bearing prior to installation. (3) Lubricate threads with Tooling (G). Tighten head to a torque of 600 130 N m (443 96 lb ft). (4) Use Tooling (K) for the bolt. Lubricate threads with Tooling (G). (5) Apply Tooling (J) to the seal groove prior to installing the wiper seal. (6) Lubricate the sealing lips with the lubricant that is being sealed.Installation Procedure
Table 3
Required Tools    
Tool    Part Number    Part Description    Qty    
B     140-7742     Sleeve     1    
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Refer to Special Publication, NENG2500, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Illustration 10 g01121229
Attach a suitable lifting device and Tooling (B) (not shown) to compensating cylinder (4). The weight of compensating cylinder (4) is approximately 32 kg (70 lb). Raise compensating cylinder (4) and position compensating cylinder (4) .
Illustration 11 g01121219
Install pin assembly (7). Install bolt (8) .
Illustration 12 g01121214
Install pin assembly (6). Install bolt (5) .
Illustration 13 g01121197
Connect hose assemblies (3) .
Illustration 14 g01121171
Install fitting (1). Connect hose assemblies (2) .
Repeat Step 1 through Step 5 for the opposite side.End By: Install the counterweight. Refer to Disassembly and Assembly, "Counterweight - Remove and Install".