If your garage door sensors are outside of this range remove them entirely from the garage door frame and install leveled inside the safe zone.
Sensor alignment garage door.
The installation instructions for a craftsman door opener call for installing the sensors 6 inches above the floor and you can mount them to the floor the wall or the door track with the brackets.
Doityourself has a wonderful explanation.
The sensor s job is to make sure the garage door won t close if a vehicle person or an object of any kind is in the way of the door.
You ll need to first equip yourself with a wrench of some sort and a tape measure.
This precaution ensures that the door doesn t close when your car is in the doorway.
To understand the importance of your garage door sensor first you need to know its basic function.
The garage door sensor yellow light and the green light together create a solid illumination.
If an object interrupts the beam.
Garage door sensors must be aligned to ensure your garage door opens and closes properly.
In this video i show you how to realign your garage door sensors so that the garage door can function properly.
If you do not see a solid illumination or your garage door is not working the problem is most likely due to the sensors being out of line.
Garage door sensors are designed to prevent the door from closing if something obscures the sensor.
The same mechanism kicks in when other objects are placed near the door too.
How a garage door sensor works.
The photo eye consists of two sensors one on either side of the garage door about 6 inches above the ground.
Knowing how a garage door sensor works allows a homeowner to be watchful for what might affect it.
In general garage door sensors block the door from closing if there is an object nearby.
One of the sensors directs a beam toward the other.
Sensors may fall out of alignment over time so it s important to understand how to align garage door sensors.
So how do you fix this issue.
Importance of garage door sensor alignment.
Lower is easy to stand above with a foot on either side.
Sensor path make sure nothing is obstructing the sensor beam.