How a garage door sensor works.
Garage door safety sensor sun shield.
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.
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Liftmaster chamberlain sears craftsman and chamberlain brand garage door opener safety sensor sun shields.
Whenever there is an obstruction the garage door will automatically reverse before causing any damage.
The sos safety eye shades fits most openers.
Amazon s choice for garage door sensor sun shield genie gstb r stb bl replacement safety beams black 2 pack black one size gstb r 4 8 out of 5 stars 1 637.
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Only compatible with 41a5266 1 safety sensor brackets.
If you suspect this to be the problem you could consult with us or your garage door repair company to install a sun shield shade over the sensor.
Doityourself has a wonderful explanation.
This replacement kit is used to shield sunlight and prevent accidental reversal of garage door from sunlight shinning directly into the safety reversing sensors.
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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.
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.
These cardboard safety sensor sun shields are used to prevent sunlight from shining into sensor causing accidental reversal of garage door.
041b0873 is a safety sensor sun blocker kit.
Check the manual for your specific model number before ordering to ensure compatibility.