Proper calibration can make the door stop just as The underside weather seal touches the ground — not sooner, not later on. When you've Situated the down travel limit switch, use a flat-head screwdriver to turn the knob. To lessen the travel length, convert the knob counterclockwise. You might have https://devinfugam.wssblogs.com/38172633/details-fiction-and-chamberlain-screw-drive-limit-screw