3306C Truck Engine Caterpillar

Removal Procedure

Start By:

1. Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove" .
2. Remove the fuel injection lines. Refer to Disassembly and Assembly, "Fuel Injection Lines - Remove and Install" .

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1. Remove two bolts (2) and the washers. Remove shield (1) .

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2. Loosen twelve exhaust manifold nuts (3) and remove exhaust manifold assembly (4) .

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3. If necessary, remove twelve exhaust manifold nuts (3) and washers (5) . Remove three gaskets (6) and two brackets (7) . Remove twelve studs (8) .

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4. Remove the front and rear manifolds (9) and (10) from the center manifold (11) .

Installation Procedure

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1. Install the front and rear manifolds (9) and (10) in position in the center manifold (11) .

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2. If twelve studs (8) were removed, apply 5P-3931 Anti-Seize Compound on both ends of the twelve studs and tighten the twelve studs to a torque of 27 ± 4 N·m (20 ± 3 lb ft) .

3. Put three gaskets (6) , two brackets (7) and washers (5) in position on the manifold.

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4. Put exhaust manifold nuts (3) in position on the manifold. Put exhaust manifold assembly (4) in position and tighten exhaust manifold nuts (3) to a torque of 47 ± 4 N·m (35 ± 3 lb ft) .

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5. Install shield (1) , bolts (2) and the washers.

End By:

1. Install the fuel injection lines. Refer to Disassembly and Assembly, "Fuel Injection Lines - Remove and Install" .
2. Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install" .