TA19-M2WD and TA19-M4WD Agricultural Transmissions Caterpillar


Relief Valve (Transmission Main) - Disassemble

Usage:

TA19-M2WD T2Z


Disassembly Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
1P-1853  Retaining Ring Pliers 

Start By:

  1. Remove the relief valve. Refer to Disassembly and Assembly, "Relief Valve (Transmission Main) - Remove".

Note: Cleanliness is an important factor. Before you begin the disassembly procedure, clean the exterior of the components to prevent dirt from entering the internal mechanism. Precision components can be damaged by contaminants or by dirt. Perform disassembly procedures on a clean work surface. Keep components covered and protected at all times.


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, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat products.

Dispose of all fluids according to local regulations and mandates.




    Illustration 1g01209440

  1. Remove O-ring seal (1).


    Illustration 2g01209441

  2. Remove bolts (2) and cover (3).


    Illustration 3g01209450

  3. Remove O-ring seal (4).


    Illustration 4g01209465

    ------ WARNING! ------

    Personal injury can result from being struck by parts propelled by a released spring force.

    Make sure to wear all necessary protective equipment.

    Follow the recommended procedure and use all recommended tooling to release the spring force.


  4. Note the position of adjustment screw (7). Remove adjustment screw (7). Remove bolts (6) and cover (5).


    Illustration 5g01209506

  5. Remove load piston (8), O-ring seal (9), and spring (10).


    Illustration 6g01209507

  6. Remove spool assembly (11).


    Illustration 7g01209518

    ------ WARNING! ------

    Personal injury can result from being struck by parts propelled by a released spring force.

    Make sure to wear all necessary protective equipment.

    Follow the recommended procedure and use all recommended tooling to release the spring force.


  7. Remove slug (16).

  8. Use Tooling (A) in order to remove retaining ring (15). Remove retainer (14), spring (13), and ball (12).

Caterpillar Information System:

TA19-M2WD and TA19-M4WD Agricultural Transmissions Relief Valve (Transmission Main) - Assemble
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