Test the sensor eyes by connecting them to short wires directly at the motor unit.
Garage door opener starts then reverses direction.
Usually this is a sure sign that there is an issue with the garage door s photo eye system.
In 1993 a law was passed in the u s.
This happens from both the read more.
Requiring garage door operators to be equipped with a secondary reversing system which most operators have in the form of photo eyes.
One for the opening limit and one for the closing limit.
When the opener is activated the screw rotates causing the nut to move until it reaches the switch.
If an object person or animal blocks the beam the closing door reverses direction.
It goes partway down reverses direction and goes back up again.
If your garage door is closing fully and then reversing to open again then it may be due to a problem with the close limit switch.
By wade shaddy updated december 19 2018 you push the button to close the garage door.
Your garage door is likely the largest opening on your home s exterior so it s important to have the peace of mind that it is functioning properly.
When the opener reverses the screw turns the opposite way and the nut travels back.
Replace the garage door opener safety sensor the safety sensor has a pair photoelectric eyes at the base of the rails one eye emits an infrared beam and the other receives it.
In order to fix this you ll want to make small changes to the close limit setting until the door opener knows to stop once the door has reached the floor.
One question some homeowners ask is why their garage door closes then immediately reverses to the open position.