966G Wheel Loader and 972G Wheel Loader Machine Systems Caterpillar

Disassembly Procedure

Start By:

1. Remove the steering control valve. Refer to Disassembly and Assembly, "Steering Control Valve - Remove".

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	g00451137

1. Remove plug assemblies (3), springs (2), and balls (1).
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   Illustration 2	g00451138

2. Remove pressure reducing valve (4).
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   Illustration 3	g00451140

3. Remove O-ring seal (5), O-ring seal (6), backup ring (8), O-ring seal (7), and backup ring (9).
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   Illustration 4	g00451142

4. Remove backup relief valve (10).
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   Illustration 5	g00451165

5. Remove O-ring seal (11), O-ring seal (12), and backup rings (13).
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   Illustration 6	g00451167

6. Remove four bolts (14) and cover (15).
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   Illustration 7	g00451169

7. Remove spool assembly (16).
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   Illustration 8	g00451171

8. Remove bolt (24), washer (23), retainer (22), spring (21), washer (20), retainer (19), and shim pack (18) from stem (17).
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   Illustration 9	g00451173

9. Remove cylinder crossover relief valve (25).
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   Illustration 10	g00451174

10. Remove O-ring seal (26), O-ring seal (27), and backup rings (28).
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    Illustration 11	g00451175

11. Remove shuttle valve (29).
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    Illustration 12	g00451179

12. Remove O-ring seal (30), O-ring seal (31), backup rings (33), O-ring seal (32), and backup rings (34).
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    Illustration 13	g00451170

13. Remove O-ring seal (35) and O-ring seal (36).