3512C Generator Set Engine Caterpillar

Removal Procedure

Start By:

1. Remove water pump.

2. Remove auxiliary water pump.

3. Remove engine oil pump.

4. Remove vibration damper.

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Illustration 1	g03850694

1. Remove bolts (1), pump adapter (2), and the O-ring seal.
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   Illustration 2	g03850883

2. Remove bolts (5) and thrust washers (6).

3. Remove bolts (3), pump adapter (4), and the O-ring seal.
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   Illustration 3	g03851161

4. Remove bolts (7), pump drive shaft (9), and accessory drive gear (8).
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   Illustration 4	g03851439

5. Remove bolts (10), idler shaft (11), and the O-ring seals.
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   Illustration 5	g03851456

6. Remove bolts (15), cover (14), and the O-ring seals.

7. Remove thrust washer (12), idler gear (13), and the dowel.
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   Illustration 6	g03851208

8. Remove bolts (16), pump cover (17), and the O-ring seal.
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   Illustration 7	g03851318

9. Remove bolts (18), auxiliary drive adapter (19), and the O-ring seals.
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   Illustration 8	g03851325

10. Remove bolts (20), cover (21), and the O-ring seals.

11. Remove bolts (22), auxiliary drive shaft (23), and accessory drive gear (24).
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    Illustration 9	g03851513

12. Remove bolts (26), idler shaft (25), and the O-ring seal.
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    Illustration 10	g03851549

13. Remove thrust washer (27), idler gear (28), and the dowel.

Installation Procedure

1. Install the accessory drive in the reverse order of removal.

   1. Lubricate the bore of idler shaft (25), idler shaft (11), auxiliary drive shaft (23) auxiliary drive adapter (19), and pump drive shaft (9) with the fluid being sealed.

   2. Apply Tooling (A) to the O-ring seals of cover (21) and cover (14).