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TUBE AS 3157500 - Caterpillar

3157500 TUBE AS Caterpillar parts TUBE
Alternative (cross code) number:
Caterpillar 3157500 TUBE AS

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Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 2P-2333 High Temperature Sealer 1
B 5P-3931 Anti-Seize Compound 1 Start By:
Remove the turbocharger.
Illustration 1 g02547496
Remove locknuts (2) and remove exhaust manifold assembly (1). Remove studs (3).
Illustration 2 g02547500
Remove gaskets (5). Remove studs (4).
Remove exhaust manifolds (6) and (8) from exhaust manifold (7). Installation Procedure
Install exhaust manifold assembly (1) in the reverse order of removal.
Apply Tooling (A) to the male ends of exhaust manifolds (6) and (8). Remove the excess tooling after installation into exhaust manifold (7).
Apply Tooling (B) to the threads of studs (4) and (3). Tighten the studs to a torque of 35 5 N m (26 4 lb ft).
Install gaskets (5) so that the tabs are upwards.
Illustration 3 g01866113
Torque sequence for locknuts (2).
Tighten locknuts (2) to a torque of 55 5 N m (41 4 lb ft).

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