631G and 637G Wheel Tractor-Scrapers Machine Systems Caterpillar


Sequence Valve (Apron) - Disassemble

Usage:

631G DEM

Disassembly Procedure

Start By:

  1. Remove the sequence valve. Refer to Disassembly and Assembly, "Sequence Valve (Apron) - Remove".


NOTICE

Keep all parts clean from contaminants.

Contaminants may cause rapid wear and shortened component life.





    Illustration 1g01258637

    ------ 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.

    ----------------------

  1. Remove plug (5), spool (4), shims (3), spring (2), and valve (1) from body (6). Remove O-ring seal (7) from plug (5) .



    Illustration 2g01258635

  1. Remove seat (8) from body (6) .

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