826K Landfill Compactor, 825K Soil Compactor and 824K Wheel Dozer Engine Supplement Caterpillar

Removal Procedure

Start By:

1. Remove the turbocharger.

2. Remove the water temperature regulator housing.

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Illustration 1	g03698897

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The ends of the bellows are very sharp. Injury could occur if the bellows are not handled properly. Handle the bellows by the convolutions.

1. Remove hose assemblies (2) and (4).

2. Remove heat shields (1) and (3).
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   Illustration 2	g03698904

3. Remove nuts (5) and the spacers. Discard nuts (5).

4. Remove exhaust manifold assembly (6) and the gaskets.
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   Illustration 3	g03698909

   Note: Note the orientation of the exhaust manifold sections for use in installation procedure.

5. Separate exhaust manifold sections (7), (8), and (9).

Installation Procedure

1. Install exhaust manifold assembly (6) in the reverse order of removal.

   1. Apply a thin coat of Tooling (B) to the outside of the male ends of manifold sections (7) and (9). Apply a thin coat of Tooling (C) to the inside of the female ends of manifold section (8).
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      Illustration 4	g01381130
      Torque Sequence

   2. Install Tooling (C) at Locations (X). Position the spacers and install new nuts (5). Hand tighten nuts (5). Remove Tooling (D). Install the remaining spacers and nuts (5). Tighten nuts (5) in the above sequence to a torque of 20 ± 3 N·m (15 ± 2 lb ft). Tighten nuts (5) again in the above sequence to a torque of 50 ± 5 N·m (37 ± 4.0 lb ft).