However, if you move homes, get a new garage door, or install a new garage door opener on your existing garage doors, the remote door opener will no longer work. The button's indicator light will illuminate continuously for 30 seconds. The carriage is the part of the opener to which the door arm connects. If you’ve recently had a LiftMaster garage door opener installed and would like to program your remotes or are replacing lost, broken or stolen remotes, you’ve come to the right place. The lock switch, sometimes called a vacation switch on some brands, prevents the door from opening with any remote (on my system). Once the power comes back on it is necessary to reengage a garage door opener to the door. During those 30 seconds, press down and hold the "learn" button on the handheld remote control you want to use to operate the garage door. The carriage locks around the opener trolley during normal operation. Press and release the "learn" button on the opener's motor unit. Press the garage door opener button. The "Learn" button will be either green, red/orange, purple or yellow. How Garage Door Openers Work. If your garage door opener has a button that opens the garage door and another button to close it, press the "close" button. Liftmaster is a popular style of garage door opener that can link to the garage doors of your home and open them remotely. The "Learn" button on your garage door opener is located above the antenna wire that hangs from the motorhead, it may also be under a light cover. The process is generally the same among all the garage door opener … The first electric garage door opener was introduced in 1926, but didn’t gain in popularity until after World War II. Before we get into the details of the vulnerability, let’s explain a bit about how automatic garage door openers developed. When the motor unit's light begins blinking, release the remote button. We set ours to lock when we go on vacation or anytime we don't want the garage door to open. Also, do not leave your remote in your car if it is parked outside. Here at Banko Overhead Doors, we have three decades of experience as a Florida leader in garage door installation and service.