Depending what the LED lights on the sensors are doing, follow one of these two links to troubleshoot. The sensors are located on the bottom of either side of the garage door.Chamberlain/LiftMaster Safety SensorsFor the written instructions, see How to align safety reversing sensors....
Especially when you are going on a vacation, you might want to activate the Liftmaster lock mode or lock Chamberlain garage door opener. To enable this, locate first the garage door lock button beside the light button on the garage door keypad. The following are the steps to lock your Liftm...
Chamberlain/MyQ The hub worked fine, but there were a few things about it that irked me. For one, Chamberlain markets this device as a way to connectanygarage door opener with standard safety sensors (those little sensors near the ground that reverse a closing door if they get tripp...