3512E Engines Caterpillar

Removal Procedure

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Illustration 1	g06073298

1. Attach suitable lifting device to muffler (2) the approximate weight of muffler (2) is 160 kg (353 lb). Remove bolts (1) and bolts (3). Remove muffler (3). Repeat for other side.

2. Remove tubes (4) and (5). Repeat for other side.
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   Illustration 2	g06073363

3. Remove heat shield (9) and the band clamp (not shown). Remove bolts (6) and disconnect band clamps (8). Remove exhaust tube (7). Repeat for other side.
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   Illustration 3	g06073390

4. Attach suitable lifting device to converter (10). The weight of converter (10) is approximately 115 kg (254 lb). Remove bolts (11) and converter (10). Repeat for other side.
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   Illustration 4	g06073429

5. Remove bolts (12).
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   Illustration 5	g06073508

6. Attach suitable lifting device to support assembly (13). The weight of support assembly (13) is approximately 470 kg (1036 lb). Remove bolts (14), bolts (15), and bolts (16). Repeat on other side. Remove support assembly (13).
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   Illustration 6	g06073556

7. Remove clamps (17) and hose (18).
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   Illustration 7	g06073594

8. Disconnect band clamps (19).

   Note: Band clamps (19) in one time use only, discard and replace with new band clamps.

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   Illustration 8	g06073623

9. Remove band clamps (20), band clamps (22), and diffuser (21).

   Note: Band clamps (20) and band clamps (22) in one time use only, discard and replace with new band clamp.

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   Illustration 9	g06073891

10. Disconnect tube assembly (23), tube assembly (24), tube assembly (27), and tube assembly (28). Disconnect hose assembly (25) and speed sensor (26).
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    Illustration 10	g06073914

11. Disconnect tube assembly (31).

    Use a suitable lifting device to remove turbocharger (29). The weight of turbocharger (29) is approximately 46 kg (101 lb). Remove bolts (30) and remove turbocharger (29).

Installation Procedure

1. Install turbocharger (29) in the reverse order of removal.

   1. Lubricate the threads of band clamps (22) with clean engine oil. Tighten band clamps (22) to a torque of 12 ± 1 N·m (106 ± 9 lb in).

   2. Apply Tooling (A) to the threads of band clamps (20). Tighten band clamps (20) to a torque of 20 ± 1 N·m (177 ± 9 lb in).

   3. Apply Tooling (B) to the threads of band clamps (19). Tighten band clamps (19) to a torque of 12 ± 1 N·m (106 ± 9 lb in).

   4. Apply Tooling (B) to the threads of bolts (6).