Below are three reasons why your garage door opens on its own and some quick fixes you can try.
My craftsman garage door opener opens on its own.
Erase all codes in your remote and then reprogram it.
If you have lost or replaced a remote in the past search through drawers and the couch and chair cushions for the missing remote and remove the battery.
Garage door openers operate on one of many frequencies and while it is possible for one of your neighbors remotes to open your garage door it is highly unlikely.
An exposed spot or a short circuit in the small gauge wire that leads from the garage door opener s motor unit to the control button on the wall may well cause your garage door to operate all on its own.
Garage doors use radio frequencies to open and close.
Newer openers operate on rolling codes making it almost impossible for this to happen.
A garage door that randomly opens by itself is not a common problem but does occur from time to time.
The most common scenario is a misalignment of the photoelectric reversal system.
The first is photoelectric and the second is mechanical.
Residential electric garage door openers manufactured after 1993 are equipped with two safety mechanisms that operate while the door is closing.
These are the most common reasons for short range.