Lower is easy to stand above with a foot on either side.
Adjusting garage door sensors.
It should reverse immediately upon striking the obstruction.
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.
Proper height for a garage door sensor is 4 to 6 inches 10 2 to 15 2 cm.
In this video i show you how to realign your garage door sensors so that the garage door can function properly.
Look from left to right along a straight line in between the sensors and move anything that may be in the way such as garden equipment tools boxes and the like.
Higher than that can miss many low lying objects including pets.
Press the control button to close the door.