Exhaust Manifold - Remove and Install
Start By:
- Remove the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Remove".
- Remove the water temperature regulator. Refer to Disassembly and Assembly, "Water Temperature Regulator - Remove and Install".
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NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
- Remove exhaust manifold shield (3). Remove the nuts and spacers from studs (1). Remove exhaust manifold (2).
- Remove liners (4) from the cylinder head.
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Illustration 3 g00498283 - Remove gaskets (5) from the cylinder head studs.
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Illustration 1 | g00619289 |
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Illustration 2 | g00619272 |
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Required Tools | |||
Tool | Part Number | Part Description | Qty |
A | 5P-3931 | Anti-Seize Compound | 1 |
B | 2P-2333 | High Temperature Sealer | 1 |
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NOTICE |
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Keep all parts clean from contaminants. Contaminants may cause rapid wear and shortened component life. |
Note: Before assembly, check the condition of the gaskets, the liners, the studs, and the nuts. If the part is worn or damaged, use new parts for replacement.
- Apply Tooling (A) to studs (1). If the studs were removed from the cylinder head, install the studs in the cylinder head. Tighten the studs to a torque of
35 ± 5 N·m (26 ± 4 lb ft) . - Install liners (4) in the cylinder head.
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Illustration 5 g00498283 - Install gaskets (5) on the studs.
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Illustration 6 g00619289 Show/hide tableIllustration 7 g00498448 - Apply Tooling (B) to the outside diameter of the male ends of exhaust manifold (2). Apply clean engine oil on the female ends of the exhaust manifold.
- Position exhaust manifold (2) on the studs. Install the spacers and nuts on studs (1).
- Tighten the nuts for the exhaust manifold in a numeric sequence to a torque of
38 ± 5 N·m (28 ± 4 lb ft) . - Install exhaust manifold shield (3). Tighten the nuts for the shield to a torque of
25 ± 7 N·m (18 ± 5 lb ft) .
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Illustration 4 | g00619272 |
End By:
- Install the water temperature regulator. Refer to Disassembly and Assembly, "Water Temperature Regulator - Remove and Install".
- Install the turbocharger. Refer to Disassembly and Assembly, "Turbocharger - Install".
Caterpillar Information System:
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