BOOT 7N4088 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     -     Loctite 771 Anti-Seize Compound     -    
Illustration 1 g03815091
Remove bolts (1) and screen (2). Open door assembly (3) .
Illustration 2 g03815092
Remove bolts (4) and reposition cover assembly (5) .
Illustration 3 g03815093
Remove temperature sensor (flame detect) (6) .
Illustration 4 g03815097
Note: Mark the routing of harness assembly (7) for assembly purposes.
Disconnect harness assembly (7). Cut any cable straps for this harness assembly.
Remove temperature sensor (DPF inlet) (8). Cut any cable straps for the harness assembly.Installation Procedure
Install temperature sensor (DPF inlet, flame detect) (8) in the reverse order of removal.Note: Always replace the metal cable straps with a comparable cable strap. Do not use plastic cable straps.Note: Route harness assembly (7) in the original location to protect harness assembly from heat.
Apply Tooling (A) to the threads on temperature sensor (flame detect) (6) and to the threads of temperature sensor (DPF inlet) (8). Tighten temperature sensor (flame detect) (6) and temperature sensor (DPF inlet) (8) to a torque of 45 5 N m (33 4 lb ft).
Tighten bolts (1) and bolts (4) to a torque of 15 3 N m (133 27 lb in).