Higher than that can miss many low lying objects including pets.
Garage door crush sensor.
Garage doors may display a variety of symptoms if sensors need attention.
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Proper height for a garage door sensor is 4 to 6 inches 10 2 to 15 2 cm.
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If any object blocks the path of the infrared sensors the garage door opener will not activate or will reverse if operating.
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The bottom sensing edge stops and reverses the door upon contact with an obstruction.
Lower is easy to stand above with a foot on either side.
Press the button that closes the garage door on the garage wall or on your remote.
Close the door to check whether it remains open an indication that the sensors are functioning well.
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If the door closes down check for the objects that may be present near the garage door.
Manufacturers now supply safety sensors with the garage door opener system so the door cannot accidentally crush a person or property.
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If the sensors are working the garage door should immediately stop closing and return to the open position.
Product overview 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.
Whenever there is an obstruction the garage door will automatically reverse before causing any damage.
The sensors cut off the closing circuit to the system and.
Remove plants garden tools animals from the doorway.
Test the door to assess if it will still crush the box you have placed in front of the sensor.
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Sensing edges provide entrapment protection for motor operated doors by offering an auto reverse or auto stop feature.
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The second line of defense is a set of infrared sensors which should be mounted 4 to 6 above the floor on each side of the garage door frame.
