C27 and C32 Engines for Caterpillar Built Machines Caterpillar


Exhaust Sensor Lines - Remove and Install

Usage:

826K 2L3

Removal Procedure




    Illustration 1g02239114

    View from the rear of the engine

  1. Remove clamps (1) .

  1. Remove brackets (3) .

  1. Position tube assemblies (2) out of the way.



    Illustration 2g02239174

  1. Disconnect harness assemblies (4) .

  1. Remove bracket (5) .

  1. Remove bolts (6) and remove exhaust sensor lines group (7) .



    Illustration 3g02239953

  1. Remove pressure sensor (9) .

  1. Remove bolts (10) . Remove differential pressure sensor (8) .

  1. Remove tube assemblies (11) .



    Illustration 4g02240055

  1. Remove O-ring seals (12) .

  1. Remove bolts (14) .

  1. Separate venturi (13) from manifold (16) .

  1. Remove O-ring seal (15) .

Installation Procedure

  1. Install exhaust sensor lines group (7) in the reverse order of removal.

    1. Tighten pressure sensor (9) to a torque of 10 ± 2 N·m (89 ± 18 lb in).

    1. Tighten bolts (10) to a torque of 20 ± 2 N·m (177 ± 18 lb in).

    1. Tighten clamp assemblies (1) to a torque of 8.5 ± 2 N·m (75 ± 18 lb in).

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