Close the door and stand on the side where the hinges are visible.
How to fix a garage door that opens by itself.
Realigning the beams will resolve the problem.
When the two sensor housings are out of alignment the beam is cut off which the door opener interprets as an object in the way of the door s descent.
Examine the garage door opener button.
We all have these kinds of doors you open it and it swings itself mostly shut.
Automatic garage door openers are prone to a variety of problems most of which are fairly easy to fix with routine troubleshooting and maintenance.
They can help you get everything back in place and ensure your garage door is working smoothly again.
Be sure to double check if there is anything underneath the door if it continues to open back up after you close it.
Tap the screwdriver with the hammer until the pin pops up from the hinge and can be removed by hand.
If you suspect misaligned sensors may be the reason for your garage door opener that opens on its own you should have a garage door technician come out and take a look.
The door operator button is similar to a door bell.
Another easy way to fix a garage door that opens by itself is by checking the remote opener.
To troubleshoot the garage door opener button make sure it s clean and free of debris.
It all depends on the configuration but you likely have a button that activates the door operator.
Remove the pin by placing a screwdriver under the middle hinge.
If the remote opener is dirty or the batteries are failing it may cause the door to open on its own.
When i say slight that means a barely noticeable bend.
Check the remote opener.
But one of the more perplexing issues is when the door goes up and down by itself with no help from you.
The easiest fix is to remove your middle hinge pin and put a slight bend in it.
As a result it automatically reopens the door.
It can seem quite ghostly having your garage door operate with a mind of its own.