INSULATION 2123681 - Caterpillar

Removal Procedure
Turn the battery disconnect switch to the OFF position.
Illustration 1 g03389877
Typical example
Use a suitable tool in order to remove temperature sensor (6) from the Clean Emissions Module (CEM).
Remove bolt (4) and the washer from the harness assembly clip (5).
Disconnect harness assembly (9) from harness assembly (10).
Cut cable straps (11) from harness assembly (10). Note: Ensure that all cable straps are removed for the harness assembly.
Remove bolts (1) and spacers (2) from bracket (3).
Remove bolts (8) and spacers (7) from bracket (3).
Remove bracket (3) from the CEM bracket.
Remove bolts (13) and spacers (14) (not shown) from bracket (12).
Illustration 2 g03389883
Use a suitable tool in order to remove temperature sensor (17) from the CEM.
Remove bolts (16) and spacers (15) from bracket (12).
Remove bracket (12) from bracket (18) for the CEM.
Illustration 3 g03389963
Make temporary marks on harness assembly (10) for installation purposes.
Make temporary mark on clip (5) for installation purposes. Remove clip (5) from harness assembly (10).
Cut cable straps (19) that secure harness assembly (10) to bracket (12). Note: Ensure that all cable straps are removed for the harness assembly.
Remove harness assembly (10) from bracket (12). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Bostik Pure Nickel
Anti-Seize Compound 1
Ensure that all components of the temperature sensor are clean and free from wear and damage. If any component of the temperature sensor is worn or damaged, the assembly of the temperature sensor must be replaced.
Illustration 4 g03389963
Position harness assembly (10) onto bracket (12). Ensure that harness assembly is correctly orientated onto the bracket.
Install new cable straps (19) that secure harness assembly (10) to bracket (12). Note: Ensure that the cable straps meet the Original Equipment Manufacturer (OEM) specification.
Install clip (5) from harness assembly (10). Ensure that the clip is correctly orientated.
Illustration 5 g03389883
Position bracket (12) onto bracket (18) for the CEM.
Install bolts (16) and spacers (15) from bracket (12) finger tight.
Apply Tooling (A) to the threads of temperature sensor (17).
Use a suitable tool in order to install temperature sensor (17) to the CEM. Tighten the temperature sensor to a torque of 45 N m (33 lb ft). Ensure that the temperature sensor does not come into contact with any part on the CEM.
Illustration 6 g03470560
Illustration 7 g03389877
Install bolts (13) and spacers (14) (not shown) to bracket (12) finger tight.
Tighten bolts (13) and bolts (16) to a torque of 12 N m (106 lb in).
Apply Tooling (A) to the threads of temperature sensor (6). Use a suitable tool in order to install temperature sensor (6) to the CEM.
Install bolt (4) and the washer to the harness assembly clip (5) hand tight. Ensure that the clip is correctly positioned.
Tighten the temperature sensor to a torque of 45 N m (33 lb ft). Ensure that the temperature sensor does not come into contact with any part on the CEM.
Tighten bolts (4) to a torque of 12 N m (106 lb in).
Position bracket (3) onto the CEM bracket.
Install bolts (1) and spacers (2) to bracket (3). Tighten the bolts to a torque of 12 N m (106 lb