3516C Locomotive Engines Caterpillar

Removal Procedure

Start By:

1. Remove the exhaust elbows. Refer to Disassembly and Assembly, "Exhaust Elbow - Remove and Install".

2. Remove the air inlet manifold. Refer to Disassembly and Assembly, "Air Inlet Manifold - Remove and Install".

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Illustration 1	g01244926

1. Remove bolts (1), manifold (2), and sleeves (3), if necessary.

2. Attach a suitable lifting device to exhaust manifold (4). The weight of exhaust manifold (4) is approximately 75 kg (165 lb). Remove bolts (5) that attach exhaust manifold (4) to the cylinder heads.

3. Remove exhaust manifold (4) and exhaust manifold gaskets (6).
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   Illustration 2	g02294595

4. Remove clamps (9). Remove bellows assemblies (7) and manifolds (8).

Installation Procedure

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Illustration 3	g02294595

1. Apply Tooling (A) to the threads, the bearing surfaces, and the inner diameters of clamps (9). Install bellows assemblies (7), clamps (9), and manifolds (8). Tighten clamps (9) to a torque of 25 ± 6 N·m (220 ± 55 lb in).
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   Illustration 4	g01244926

2. Attach a suitable lifting device to exhaust manifold (4). The weight of exhaust manifold (4) is approximately 75 kg (165 lb).

3. Install new exhaust manifold gaskets (6) and position exhaust manifold (4) onto the cylinder head. Apply Tooling (A) to the threads of bolts (5). Install bolts (5) and tighten to a torque of 50 ± 5 N·m (37 ± 4 lb ft). Tighten bolts (5) again to a torque of 50 ± 5 N·m (37 ± 4 lb ft).

4. Install sleeves (3) and manifold (2), if necessary. Apply Tooling (A) to the threads of bolts (1). Install bolts (1) and tighten to a torque of 55 ± 5 N·m (41 ± 4 lb ft).

End By:

1. Install the air inlet manifold. Refer to Disassembly and Assembly, "Air Inlet Manifold - Remove and Install".

2. Install the exhaust elbows. Refer to Disassembly and Assembly, "Exhaust Elbow - Remove and Install".