Download Setting of limit switch If any of the following work has been done, set the limit switch (integrated in the motor). Removal and installation of the motor from the regulator. Operate the regulators as a unit. Installation of the new glass. Installation of the new glass run. Resetting After installing each component to the vehicle, follow the steps below. 1. Raise the grass to the top dead center. 2. While pressing and holding the reset switch, lower the glass to the bottom dead center. 3. Release the reset switch, and check the reset switch returns to the original position, and then raise the glass to the top dead center. CAUTION: Do not operate the glass automatically to raise the glass to the top dead center.