621K, 623K and 627K Wheel Tractor-Scrapers Engine Supplement Caterpillar


Temperature Sensor (Catalyst Inlet) - Remove and Install

Usage:

621K WTA

Removal Procedure

Table 1
Required Tools 
Tool  Part Number  Part Description  Qty 
LOCTITE C5-A Copper Antiseize 


    Illustration 1g03652466

  1. Remove bolts (1) and panel assembly (2).


    Illustration 2g03652481

  2. Remove clips (3). Disconnect harness assembly (4).


    Illustration 3g03652490
    View from under machine.

  3. Remove bolts (5) and panel (6).


    Illustration 4g03652499
    View from under machine.

  4. Remove temperature sensor (7).

Installation Procedure

  1. Install temperature sensor (7) in the reverse order of removal.

    1. Apply Tooling (A) to the threads of temperature sensor (3).

    2. Tighten temperature sensor (7) to a torque of 45 ± 5 N·m (33 ± 4 lb ft).

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