It may be that your safety sensor is being blinded by the light of the sun.
Garage door sensor sunlight cover.
Doityourself has a wonderful explanation.
Garage door sensor protector designed to fit a generic garage door safety sensor made before the year 2000 and made by chamberlain.
This easy to program remote is compatible with over 90 of all garage door openers installed in north america including major brands such as chamberlain liftmaster craftsman genie.
This garage door sensor sun shield covers the sides of each liftmaster garage door safety sensor.
It s also compatible with chamberlain and sears.
Fits chamberlain liftmaster craftsman two door kit black.
The protector is designed to prevent sun blinding of the safety sensors.
Michael jan 30 18 at 4 45.
Knowing how a garage door sensor works allows a homeowner to be watchful for what might affect it.
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.
Garage door eye sensor shield cover protector kit.
Our sensor covers are manufactured in the usa using additive manufacturing techniques or 3d printing.
The original clicker universal garage door remote keeps the original clicker universal garage door remote keeps you moving with 2 buttons that control up to 2 different brands of garage door openers individually.
As soon as the door passes the sensors line the sunlight won t interfere with the beam anymore and the door will remain shut.
How a garage door sensor works.
If your garage door faces south and the door will not go down.
With the 41b873 liftmaster sun shield from garage door supply company you can stop sunlight from interfering with the infrared sensor beam on your liftmaster garage door opener safety sensors.
Protects door sensors blocks sunlight to prevent false signals.