CROSS SHEET 9M0215 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Loctite Nickel Anti-seize -
Hot engine components can cause injury from burns. Before performing maintenance on the engine, allow the engine and the components to cool.
Illustration 1 g03364239
Disconnect sensor harness assemblies (1) and remove bolts (2).
Illustration 2 g03364260
Remove cable straps (5) that secure the harness assembly. Remove bolt (3) and the clip. Remove nitrogen oxide sensor (4).
Illustration 3 g03364273
Remove cable straps (7), bolts (6) and clip (8). Remove nitrogen oxide sensor (9)
Illustration 4 g03364277
Remove bolts (10) and bracket (11). Installation Procedure
Note: New nitrogen oxide sensors are pre-lubricated. Do not use Tooling (A) on new nitrogen oxide sensors. When installing an existing nitrogen oxide sensor install Tooling (A) on the threads only.Note: For more information about nitrogen oxide sensors, refer to Special Instruction, REHS8151, "NOx Sensors Handling and Installation Procedures"
Install nitrogen oxide sensors (4) and (9) in the reverse order of removal.
Tighten nitrogen oxide sensors (4) and (9) to a torque of 50 10 N m (37 7 lb ft).