K ENWORTH T680 MIRRORS - SERVICE MANUAL 4. ACTUATOR Precautions: If you don’t have the proper tools for applying the torque shown below, then the actuator may become dysfunctional by applying the wrong torque. The actuators holes are a critical area and if a higher torque is applied, then the holes could fracture causing the actuator to become non- operational. Removal: 0. Optional: Remove the mirror system from the truck (see 1). 1. Remove the main glass (convex optional) (see 2). 4 screws Torx T25 2. Remove the Housing (see 3). 3. To remove the actuator connector from the actuator, push the small locking lever on the actuator, as shown, and pull the wire harness. 4.
Remove the 4 Screws – Torx T25 from the back of the mirror. Installation: 1. Position the actuator correctly. See figures below. 2. Install the 4 screws Torx T25 (torque 2.0 - 2.8 Nm). 3. Plug the actuator connector. Make sure it is secured with the lever. 4. Re-install the glass, housing and the mirror system on the truck (see 3, 2.1). Actuator Orientation The Actuator flat side should match the Bezel feature. (Facing the truck) Torque 2.0 - 2.8 Nm Copyright © Lang Mekra North America 2014 Page 9 of 28 Revised: 03/2014