14M3 Motor Grader Power Train Caterpillar

Disassembly Procedure

Start By:

1. Remove the service brake (wheel spindle).

Note: Inspect the O-ring seals. Replace the O-ring seals that are worn or damaged.

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Illustration 1	g01349310

1. Use Tooling (A), Tooling (C), and a suitable lifting device to position service brake (1) onto Tooling (B). The weight of service brake (1) is approximately 272 kg (600 lb).
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   Illustration 2	g01349321

2. Remove bolts (2). Remove retainer (3).
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   Illustration 3	g01349338

3. Remove shims (4). Use Tooling (C) and a suitable lifting device to remove sprocket (5). The weight of sprocket (5) is approximately 36 kg (80 lb).

   Note: Note the quantity and the order of shims (4).

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   Illustration 4	g06048304

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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.

4. Remove bolts (6).
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   Illustration 5	g01349339

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   Illustration 6	g01349519

5. Remove O-ring seal (7). Use Tooling (D) to remove bearing cone (8). Use Tooling (A) and a suitable lifting device to remove cover (9). The weight of cover (9) is approximately 42 kg (93 lb).
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   Illustration 7	g06048314

6. Remove bearing cup (10) from cover (9).
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   Illustration 8	g06048320

7. Remove springs (11). Remove plates (12) and discs (13).

   Note: Note the quantity and the order of plates (12) and discs (13).

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Illustration 9	g06048340

1. Remove piston (14). Remove spacers (15). Remove hub (16).
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   Illustration 10	g01349359

2. Remove seals (17) from piston (14).
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   Illustration 11	g01349430

3. Use Tooling (A) to remove housing (18). The weight of housing (18) is approximately 77 kg (170 lb). Position housing (18) onto suitable blocking.
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   Illustration 12	g01349436

4. Remove the first half of Duo-Cone seal (19). Refer to Disassembly and Assembly, "Duo-Cone Conventional Seals - Remove". Remove bearing cup (20).
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   Illustration 13	g01349462

5. Remove the second half of Duo-Cone seal (19). Refer to Disassembly and Assembly, "Duo-Cone Conventional Seals - Remove".
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   Illustration 14	g01349453

6. Use Tooling (E) to remove bearing cone (21).
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   Illustration 15	g01378162

7. Remove spacer (22).