#PROGRAMING LIFT MASTER KEY PAD YOUTUBE INSTALL#
If you don’t have one or both of them, you might need to install a replacement. First, check for a pair of small sensors on either side of your garage door, about six inches off the ground. Here are some of the possible things that can go wrong with your garage door safety sensors: Of course, your garage door system will not work correctly without them.
They’re required by law and prevent injury and damage to your property. The purpose of your safety sensors is to ensure that nothing is in the way of the garage door while it closes. So what’s wrong? It has to do with your safety sensors. This error code happens once you try to close your garage door opener. If you’re receiving error codes 4-6, you’re seeing four flashes of the UP button and six flashes of the DOWN button. These flash in specific patterns to indicate a problem. As a result, your garage door opener’s onboard controller can flash its lights in a sequence that points towards a particular problem that needs fixing.Ĭertain garage door openers from LiftMaster and Chamberlain have adjustment arrows marked UP and DOWN. But that’s why manufacturers include self-diagnostic capabilities. There are no obvious error messages or displays that can show you what is going on in simple terms.
Usually, it can be quite difficult to diagnose what’s going on with your garage door opener. Fortunately, we have this handy guide for you to understand your garage door opener’s 4-6 error code and find a solution to it.
If you’re receiving a 4-6 error code on your LiftMaster garage door, you might be wondering what it means.
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