CYL GP-SEAL& 5656418 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     FT-2674     Vacuum Cap     1    Start By:
Release the hydraulic system pressure. Refer to Disassembly and Assembly, "System Pressure - Release".
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 Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g01432111
Remove the cap from the hydraulic tank. Install Tooling (A) onto the hydraulic tank. Attach an air supply hose to Tooling (A). Apply 276 to 414 kPa (40 to 60 psi) of air. This procedure will pull vacuum on the hydraulic system.
Illustration 2 g01444261
Disconnect harness assembly (6). Disconnect fitting (3). Disconnect hose assemblies (1) and (4) .
Remove bolts (5) and solenoid valve (2) .Installation Procedure
Table 2
Required Tools    
Tool     Part Number     Part Description     Qty    
A     FT-2674     Vacuum Cap     1    
Illustration 3 g01444261
Position solenoid valve (2) and install bolts (5) .
Connect hose assemblies (1) and (4). Connect fitting (3). Connect harness assembly (6) .
Illustration 4 g01432111
Remove Tooling (A) and install the cap to the hydraulic tank.