C13 Engine Caterpillar

Removal Procedure

Start By:

1. Remove the flywheel. Refer to Disassembly and Assembly, "Flywheel - Remove".

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Illustration 1	g00520761

1. Install Tooling (A) in the crankshaft.

2. Remove bolts (1) and crankshaft seal (2).

3. Remove bolts (3), cover (4), and the gasket. Inspect the condition of the gasket. Replace the gasket, if necessary.
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   Illustration 2	g01061868

4. Remove crankshaft gear (5) from the crankshaft. Remove the O-ring seal from crankshaft gear (5).

5. Remove Tooling (A).

6. Remove bolts (6) that fasten shaft (7) to the flywheel housing.
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   Illustration 3	g00520763

7. Use a pry bar in order to remove shaft (7) and gear assembly (8).
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   Illustration 4	g00520764

8. Inspect the condition of the bearing in the gear assembly. If necessary, remove bearing (9) from the gear with Tooling (B) and a suitable press.
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   Illustration 5	g00520766

9. Remove bolts (10) that fasten carrier assembly (11) to the flywheel housing. Install two bolts (10) opposite each other at location (12). Use these bolts as forcing screws in order to remove carrier assembly (11).
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   Illustration 6	g00765120

10. Remove O-ring seal (15) and lip seal (13) from carrier assembly (11).

11. Inspect the condition of bearing (14). If necessary, use Tooling (C) and a suitable press in order to remove bearing (14) from carrier assembly (11).
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    Illustration 7	g00520769

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    Illustration 8	g00520770

12. Remove bolts (16), cover assembly (17), and thrust washer (18). Replace the O-ring seal.

13. Inspect the condition of thrust washer (18). Replace thrust washer (18), if necessary.

    Note: The minimum allowable thickness for thrust washer (18) is 4.665 mm (0.1837 inch).

14. Inspect the condition of the dowels for thrust washer (18) in cover assembly (17). Remove the dowels if replacement is necessary.
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    Illustration 9	g00520771

15. Remove bolts (19) and thrust plate (20) from the output shaft.
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    Illustration 10	g01061870

16. Remove hex socket head bolts (21) that fasten gear (23) to output shaft (22).

17. Remove output shaft (22) from gear (23). Remove gear (23) from the flywheel housing.
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    Illustration 11	g00520774

18. Remove thrust washer (24) from the flywheel housing.

19. Inspect the condition of thrust washer (24). Replace thrust washer (24), if necessary.

    Note: The minimum allowable thickness for thrust washer (24) is 4.665 mm (0.1837 inch).

20. Inspect the condition of the dowels for thrust washer (24) in the flywheel housing. Remove the dowels if replacement is necessary.

21. Inspect the condition of bearing (25). If necessary, remove bearing (25) from the flywheel housing with Tooling (C).