G3512 Generator Set Engine Caterpillar

Removal Procedure

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Illustration 1	g06115089

1. Attach a suitable lifting device to remove/install the exhaust elbow ().

2. Remove tube (1) and set aside.

3. Disconnect sensor (2).

4. Remove four bolts (3), shield (4) , and block with gasket (5).

5. Remove four bolts (6) and bracket (7).

6. Remove four bolts (8).

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Illustration 2	g06115140

1. Remove hose (9), tubes (10) and (11), and shielding (12).

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Illustration 3	g06115181

1. Remove shielding (14).

2. Remove nuts (15) and exhaust bypass (13).

3. Remove bolts (16) and plate (17).

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Illustration 4	g06115244

1. Remove 6 bolts (18) and (20).

2. Remove four bolts (19).

3. Remove exhaust elbow (21).

Installation Procedure

Inspect all gaskets for wear and damage. Obtain a new gasket, if necessary.

1. Install exhaust elbow (21) in the reverse order of removal.

   1. Tighten 2 diagonal nuts (15) to a torque of 25 ± 6 N·m (18 ± 4 lb ft). Tighten remaining nuts (15) to a torque of 25 ± 6 N·m (18 ± 4 lb ft). Tighten all nuts to 47 ± 9 N·m (35 ± 7lb ft).