14H Motor Grader Machine Systems Centershift Lock - Remove Caterpillar

Removal Procedure

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.

Note: Put identification marks on all lines, on all hoses, on all wires, and on all tubes for installation purposes. Plug all lines, hoses, and tubes. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.

1. Lower the blade to the ground. Release the air pressure in the air tanks. Refer to Operation and Maintenance Manual, SEBU7477, "Air Tank Moisture and Sediment - Drain" for the correct procedure.
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   Illustration 1	g00928777

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   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.

2. Disconnect hose assemblies (3).

3. Remove bolts (2) that hold housing (1). Remove housing (1).

   Note: Bolts (2) must be removed evenly.

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   Illustration 2	g00929677

4. Remove O-ring seal (7), washers (6), and spring (5).
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   Illustration 3	g00929681

5. Use a hammer to loosen pin (9) from lock bar (8).
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   Illustration 4	g00929682

6. Remove pin (9) from housing (10). Remove housing (10).
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   Illustration 5	g00928838

7. Remove bolts (16), lock (15), plate (14), seals (13), piston (12), and O-ring seal (11) from pin (9).
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   Illustration 6	g00928861

8. Remove seals (18) and back up rings (19) from housing (17).