If the photo eye senses an obstruction it stops the door from closing and potentially prevents damage or injury to a vehicle.
Electric eye door opener.
All openers manufactured after that date are required by federal law to have photo eye sensors.
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They do this by using an electric eye sensor that crosses the doorway.
Garage door sensors protect your family possessions and pets by not allowing the heavy garage door to close if there is anything in the glide path.
The photo eye of an automatic opening garage door is a safety feature.
If your sensors or garage door motor is.
When the sensors fail or become faulty the garage door opener will not close the door.
An example is the door safety system used on garage door openers that use a light transmitter and receiver at the bottom of the door to prevent closing if there is any obstruction in the way that breaks the light beam.
Sensors are a critical safety feature but can prevent an automatic garage door from working properly.
The device does not provide an image.
To close a door with faulty sensors requires bypassing the garage door sensors.
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One of these is the photo eye sensor which was federally mandated in january 1993.
Only presence of light is detectable.
If the sensor doesn t receive the beam emitted by its opposite number the door won t close.
How to troubleshoot the electric eye in a sears craftsman garage door.
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Sears craftsman garage door openers have an important safety feature that prevents the door from closing when something or.