How a garage door sensor works.
Sun blocking my garage door sensor.
It may be that your safety sensor is being blinded by the light of the sun.
Doityourself has a wonderful explanation.
It s sensing the extra strong light of the sun and then when the shade hits it the drastic difference in the 2 makes it think there s something blocking the door.
If you are in a hurry and need to get your garage door closed right away stand in such a way that you cast a shadow over your garage door s beam sensor but of course don t block the beam itself just the sunlight that is shining on it and then press your remote control so that your door will close.
But let s remember a garage door sensor is a safety feature.
When the device detects any person or object in the path of a closing garage door it signals the motor to stop the downward action and switch the motion into reverse to stop the obstacle being crushed.
Try swapping sides with the 2 sensors.
Did you get home park your car in the garage hit the wall button to shut it and halfway through it stopped and reversed back up.
My door has this issue but even cleaning the glass on both sides after putting a solid cardboard piece in the way of direct sunlight so the sensor is always shaded the door still won t shut when the sun is at a certain angle in the sky.
You have checked that nothing is blocking the sensors beam and made sure all wires are connected properly and still the same thing happens over and over again.
Other signs include flashing garage door opener lights missing sensor light or flashing.
Put the left side sensor on the right side and right side one on the left side.
Michael jan 30 18 at 4 45.
Garage door sensors use infrared light.
Is the sun interfering with your garage door sensor.
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The sun also carries infrared light which you guessed it is more powerful than the light of the sensors.
If your garage door faces south and the door will not go down.
This is a common garage door safety feature that prevents injury and damage to personal belongings.
Knowing how a garage door sensor works allows a homeowner to be watchful for what might affect it.
