Turn off the power to your sensors by tripping the fuse for your garage.
How to check garage door sensor alignment.
Ensure that the door is open and activate the opener.
How to tell if garage door sensor is bad.
If the sensors are dirty take a soft damp cloth and wipe them off.
You ll find this in your home s breaker box.
Slide each garage door sensor downward so it is as.
Double check to make sure nothing is breaking the beam.
Measure the height of your garage door sensors.
Loosen the screws that mount each of your garage door sensors.
Even small items in the path or dust covering the sensor could cause an issue.
Locate your garage door sensors.
If the garage door closes it indicates that the sensors are not functioning.
Don t take them all the way out.
You now need to check that the string is.
Obtain a few cardboard boxes that are higher than the height of your.
Place the box in the garage doorway making sure the box is in front of the garage door sensors.
Sensor path make sure nothing is obstructing the sensor beam.
The best way to do this is to trip the.
Firstly you ll need to cut off the power to your garage door properly.
In this case check the alignment of the opener or better involve a technician.
Sensor lenses give sensor lenses a good.
How to check if garage door sensors are working 1.
In general garage door sensors block the door from closing if there is an.
They should be at each side of the garage door near the ground.