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Centinel System – Repair Manual – 002-004   Cylinder Head

Table of Contents

Install

Install

 TOC

Two different styles of head gaskets are used on Signature™, ISX, and QSX15 engines, based on the style of liner used in the engine. Correctly identify which style of liner is used before installing the head gasket. Refer to Procedure 001-028 in Section 1.

Install the cylinder head gasket.

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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.

Use engine lifting fixture, Part Number 4919360 or equivalent, to lift the cylinder head.

Two long cylinder head capscrews placed toward each end of the cylinder head serve as convenient guides when lowering the cylinder head into place.

Align the cylinder head over the dowel pins and lower into position.

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Use clean 15W-40 oil to lubricate the cylinder head capscrews.

Allow the excess oil to drain from the threads.

Install the 26 capscrews into the cylinder head.

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 CAUTION 

Make sure the four longer capscrews placed in the correct location. Engine damage can occur if these capscrews are not placed in the correct locations.

Tighten capscrews in sequence.

It is recommended to use an air impact wrench and socket, Tool Number 3163059 and 3163484, to rotate the capscrew 90 degrees.

Torque Value:

  1. 203 n.m   
    [150 ft-lb]
  2. 407 n.m   
    [300 ft-lb]
  3. Rotate 90 degrees.

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Last Modified:  02-Mar-2010
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