Table of Contents

Remove
Disassemble
Clean
Inspect for Reuse
Assemble
Install



Remove

TOC

Remove the turbocharger. Refer to Procedure 010-033 in Section 10.





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 WARNING 

This component or assembly weighs greater than 23 kg [50 lb]. To prevent serious personal injury, be sure to have assistance or use appropriate lifting equipment to lift this component or assembly.

Remove two capscrews, and install two guide studs.

Remove the remaining ten capscrews, the exhaust manifold assembly, and the manifold gaskets.

NOTE: Two dowels are used in each cylinder head to align the exhaust manifold assembly.





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Disassemble

TOC

Remove the exhaust manifold end sections.



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Clean

TOC
 WARNING 

Wear appropriate eye and face protection when using compressed air. Flying debris and dirt can cause personal injury.
 WARNING 

When using a steam cleaner, wear safety glasses or a face shield, as well as protective clothing. Hot steam can cause serious personal injury.

Use a 240 grit emery cloth to remove carbon deposits from the sealing surfaces.

Steam clean and dry with compressed air.





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Inspect for Reuse

TOC

Inspect for cracks or other damage.

Inspect the manifold seal bore for wear.



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Assemble

TOC

Install the exhaust manifold end sections to the center section.

NOTE: The exhaust manifold sections must be assembled on a flat surface for proper alignment.



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Install

TOC

Install two guide studs.

Use an adhesive or heavy grease to hold the gaskets in place on the cylinder head.

NOTE: The side of the gasket marked "OUT" must be away from the cylinder heads.



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Special capscrews with spacers are required for this particular manifold.

Do not use short capscrews.

 
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 WARNING 

This component or assembly weighs greater than 23 kg [50 lb]. To prevent serious personal injury, be sure to have assistance or use appropriate lifting equipment to lift this component or assembly.

Install the exhaust manifold and ten capscrews.

Remove the guide studs, and install the remaining two capscrews.

NOTE: To aid in future capscrew removal, apply a film of high temperature anti-seize compound to the capscrew threads.





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Tighten the capscrews in the sequence shown.

Repeat the sequence and tighten the capscrews.

Torque Value:
  1. 47 n.m    [35 ft-lb]
  2. 81 n.m    [60 ft-lb]


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Install the turbocharger. Refer to Procedure 010-033 in Section 10.





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Operate the engine and check for leaks and engine operation.



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Last Modified:  12-Sep-2011
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