Firstly you ll need to cut off the power to your garage door properly.
How to align safety sensors on garage door.
Obtain a string to check the alignment of the sensors.
Make sure that the string is taut between the two sensors.
The best way to do this is to trip the.
Next check the sensor lenses and clean away dust and cobwebs as needed by using a paper towel or soft cloth.
You now need to check that the string is.
If you are unable to get the door closed and the safety sensors are the issue the garage door can be closed by pressing and holding the push button on the wall until down travel is completed.
Tie a string to one of the sensors so if pulled across the garage doorway it will run across the center of the sensor.
Slowly rotate sensor back aligning sensor with sending sensor until it lights up green again.
Don t take them all the way out.
When you have a strong green light put it back into the bracket and put the wing nut back on.
Locate your garage door sensors.
They should be at each side of the garage door near the ground.
Loosen the screws that mount each of your garage door sensors.
Run the string across the garage doorway and tie it to the other sensor.
You ll find this in your home s breaker box.