COVER-THERMOSTAT 4211880 - Caterpillar

Removal Procedure
Illustration 1 g02168393
Disconnect plastic tube assembly (1) for the crankcase breather from valve mechanism cover.
Slide the locking tab into the unlocked position. Disconnect engine wiring harness assembly (5) from wiring harness assembly (6). Slide connection for wiring harness assembly (6) from bracket (7).
Cut cable straps (2).
Remove temperature sensor (4) from NOx Reduction System (NRS) inlet air control (3). Installation Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A - Bostik Pure Nickel
Anti-Seize Compound 1
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.
Ensure that all components are clean and free from wear and damage. If necessary, replace any components that are worn or damaged.
Illustration 2 g02168393
Lightly lubricate the thread of temperature sensor (4) with Tooling (A). Install temperature sensor (4) to NRS inlet air control (3).
Tighten temperature sensors (4) to a torque of 24 N m (212 lb in).
Slide connection for wiring harness assembly (6) onto bracket (7). Connect engine wiring harness assembly (5) to wiring harness assembly (6). Slide the locking tab into the locked position.
Install new cable straps (2) to harness assembly (6). Note: Ensure that cable straps meet the Original Equipment Manufactures (OEM) specification.
Connect plastic tube assembly (1) for crankcase breather to valve mechanism cover.