323F Excavator Engine Supplement Caterpillar


Pressure Sensor (Cooled Exhaust Gas) - Remove and Install - Differential Pressure Sensor and Absolute Pressure Sensor

Usage:

323F KBY

Removal Procedure



    Illustration 1g03738697

  1. Disconnect harness assembly (1) from absolute pressure sensor (2).

  2. Remove absolute pressure sensor (2) from the sensor manifold.

  3. Disconnect harness assembly (5) from differential pressure sensor (4).

  4. Remove bolts (3) and differential pressure sensor (4) from the sensor manifold.


    Illustration 2g03738700

  5. Remove O-ring seal (6) from absolute pressure sensor (2). Discard O-ring seal (6).


    Illustration 3g03738701

  6. Remove O-ring seals (7) from differential pressure sensor (4). Discard O-ring seals (7).

Installation Procedure


NOTICE

Ensure that wiring harness are correctly routed and the cable straps are not over tightened. Over tightening of the cable straps will damage the wiring harness convoluting.


  1. Install absolute pressure sensor (2) and differential pressure sensor (4) in the reverse order of removal.

    1. Tighten bolts (3) to torque of 22 N·m (195 lb in).

    2. Tighten absolute sensor (2) to torque of 10 N·m (89 lb in).

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