How To Fix Garage Door Sensor Alignment

How to fix a garage door sensor.

How to fix garage door sensor alignment. You can do so by taking off the wing nut. A garage door sensor or photo eye consists of two devices. Point the sensor away from the sending sensor so that the light is completely off. Using your wire cutter snip the wires that continue to attach the sensor to your garage door. To fix it you ll need to loosen one sensor on it s mount and move it up or down until you can get the string level.

Position the knot so the string runs across the center of that sensor too. Once the light is off wait 10 seconds. In the first instance dirt and other debris can accumulate which are problems that can usually be fixed by simply wiping the fixtures. Slowly rotate sensor back aligning sensor with sending sensor until it lights up green again. Tie a string to one sensor so that if pulled across the garage doorway it will run across the center of the sensor.

This creates an invisible beam that if broken by anything in its path triggers the garage door opener to reverse and return the door to its original open position. So here is the step by step guide on how to fix a garage door sensor. Evaluate the situation and perform one more test of the door. 5 run the string across the garage doorway and tie to the opposite sensor. One sends a signal and the other receives it on the other side of the garage door opening.

Give yourself only about a half inch from the sensor. If it isn t that s a sign that the sensors are out of alignment. Once you ve done that try the door again. You can cut close to the sensor. If nothing works press and hold the wall switch until the door shuts down.