515 and 525 Wheel SkiddersMachine Systems Caterpillar

Disassembly Procedure

Start By:

1. Remove the winch control valve. Refer to Disassembly and Assembly, "Control Valve (Winch) - Remove" for the machine that is being serviced.

Note: Cleanliness is an important factor. Before the disassembly procedure, the exterior of the component should be thoroughly cleaned. This will help to prevent dirt from entering the internal mechanism.

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Illustration 1	g00601679

1. Remove plug (2) and O-ring seal (3) from valve body (1).
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   Illustration 2	g00601691

2. Remove spring retainer (4) and O-ring seal (5) from valve body (1).

3. Remove spool assembly (6) from valve body (1).
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   Illustration 3	g00601740

4. Remove bolt (7), washers (8), washer (9), spring (10), exterior tube (11), interior tube (12), and washer (13) from spool (6).
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   Illustration 4	g00601744

5. Remove lip seal (14) from valve body (1).
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   Illustration 5	g00601752

6. Remove relief valve (19), O-ring seal (17), and O-ring seal (18) from valve body (1).

7. Remove nipple assemblies (20) and O-ring seals (15). Remove plug (21) and O-ring seal (16).