Clean the garage door sensor.

How to align sensors on garage door. Unfasten the screws holding the sensors, and then slide the garage door sensor downward. Sometimes the garage door sensors are perfectly aligned, but they still don’t work. Locate the two sensor eyes at the bottom of the garage door track on either side of the door.

Once the wing nut is loosened, realigning the sensors. Use a ladder or step stool to reach the sensors. To begin, loosen its screws and detach the sensor out from the bracket.

Steps on how to align garage door sensors step #1: Thread the free end of the string through the garage doorway and wrap it around the. Tightening the screws can move the sensors a bit off.

Aligning safety sensors involves first disconnecting the power supply to the garage. Before tightening the screws, make sure that you don’t move the sensors from their aligned positions. Garage door sensors are designed to prevent the door from closing.

Rather than wiggling the brackets themselves, the easiest way to go about this will be loosening the wing nut that screws into the sensor. In the end, tie a string to connect the sensors and check if they are level. Tie a string (long enough to span the width of the garage door) around the bracket on one side so that the string will line up with the sensor lens.

In often cases, there would be a wing nut that you must unscrew and remove. The knot you make should be very tight. Once you have found the sensors, you will need to adjust.