345C Excavator and 345C MHPU Mobile Hydraulic Power Unit Machine Systems Caterpillar


Manual Ball Valve (Counterweight Circuit) - Remove

Usage:

345C BWY

Removal Procedure

Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     FT-2674     Vacuum Cap     1    

Start By:

  1. Release the hydraulic system pressure. Refer to Disassembly and Assembly, "Hydraulic System Pressure - Release".


NOTICE

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 1g01204278

  1. Attach Tooling (A) to the hydraulic tank. Attach an air supply hose onto Tooling (A). Apply 276 to 414 kPa (40 to 60 psi). This procedure will pull vacuum on the hydraulic system.

  1. Open the access door on the right rear of the machine.



    Illustration 2g01206124

  1. Disconnect hose assemblies (1) from manual ball valve assemblies (3). Remove supports (2) and remove manual ball valve assemblies (3) .

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