A few minutes every six months or so will.
Garage door safety feature not working.
Sometimes the sensor becomes faulty and needs to be replaced.
Luckily you can set most automatic garage doors to a manual mode to bypass the sensors.
If any object blocks the path of the infrared sensors the garage door opener will not activate or will reverse if operating.
If it detects an obstacle the door stops closing and automatically reverses to the open position.
Until the sensor is working properly disconnect the unit and operate the garage door manually.
Your garage door is equipped with special sensors that detect whether something or someone is obstructing its trajectory.
Picture of boy running toward closing garage door.
An incorrectly adjusted garage door opener and sensor can cause damage to the garage door motor lift mechanism your house or worse a person or pet.
It works as follows.
Important safety feature 2.
Otherwise the garage door will not open or close remotely.
All garage door openers use a sensor light to prevent the door from closing when an object is in its path.
If your sensors or garage door motor is blinking or your door doesn t close it s a sign you could have faulty sensors.
The garage door should not be used until the problem has been repaired.
With the door open press the button to close the door and then use a stick to break the beam of light between the two sensors.
The auto reverse feature is one of the most crucial garage door opener safety features.
For home safety reasons you will want to get this issue resolved quickly.
Infrared sensors 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.
Unfortunately faulty garage door sensors typically need replacement.
Safety sensors include two mounted sections one on each side of the garage door opening.
The sensors use two photo eye lenses that transmit an infrared beam between them.
If the sensors are not.
It is an electronic eye mounted about six inches off the ground on each side of the door.
If your craftsman garage door opener fails to close the door properly you may need to disable the sensor light temporarily until you can replace the sensors.