It may be that your safety sensor is being blinded by the light of the sun.
Garage door sensor sun.
The printed part slides over the sensor s lens cap and requires no fasteners glue or tape to mounted.
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.
If your garage door faces south and the door will not go down.
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The sensor sending the signal is the one in the sunlight although not direct sunlight.
Liftmaster chamberlain sears craftsman and chamberlain brand garage door opener safety sensor sun shields.
This thing is designed to be a more permanent replacement to the original toilet paper tube and duct tape solution i originally created.
Many years ago sensors weren t common.
Sunlight can interfere with the sensors beam and cause them to act as if an object blocks them.
This is exactly how the manual says to install it if there is possible sunlight issues.
Every morning my garage door sensor is blinded by the sun peering up over the horizon.
Whenever there is an obstruction the garage door will automatically reverse before causing any damage.
The sun also carries infrared light which is more powerful than the light of the sensors.
I would think a small piece of cardboard taped to the side or top or both of the sensor that is getting hit with the sun should do it.
The sensors only work when the door is in the process of closing.
Garage door sensors use infrared light.
The receiving sensor is shaded.
Door will not close for a few hours each night.
See more product details.
The replacement safety sensors project an invisible light beam across the inside of the garage door to prevent accidents and are required for safe use of all chamberlain garage door openers.
Nowadays for safety reasons most garage doors have them.
Only compatible with 41a5266 1 safety sensor brackets.
Automated garage door systems explains why this happens.