Residential electric garage door openers manufactured after 1993 are equipped with two safety mechanisms that operate while the door is closing.
What causes automatic garage door to open by itself.
There are many reasons why a garage door opens by itself.
Some of those reasons are preventable while others are not.
Here are a few scenarios we ve come across.
There may also be loose wire connections inside the button housing itself.
Has there been a thunderstorm windstorm or something else that triggered an electrical surge.
Power surges can cause garage doors to behave in mysterious ways namely by opening themselves.
The symptom of this is a garage door that is in constant motion opening fully then immediately descending only to start the same cycle again.
There are a few unusual factors that can cause your door open by itself.
We know having a malfunctioning garage door opener is an urgent problem.
If your door has a sensitive mechanical system this buildup could cause the door to reverse and open on its own.
A garage door that randomly opens by itself is not a common problem but does occur from time to time.
These surges often occur during lightning storms.
When your garage door opens by itself and you can t troubleshoot on your own call us to diagnose and repair your garage door problem.
The slightest detection such as accumulated leaves snow or ice around the garage door can cause the door to not shut completely.
Simply put if the descending door hits an object the motor detects the resistance and the door opens.
If the remote opener is dirty or the batteries are failing it may cause the door to open on its own.
Yes it s possible although rare for your garage door to open by itself.
Another easy way to fix a garage door that opens by itself is by checking the remote opener.
Likewise if the beam of light between the floor sensors is broken the door will not shut.
As these wires short against the housing the electrical impulse causes the door opener to activate.
The remote s batteries may be breaking down or may just not be positioned properly.
In some rare cases a garage door will open or close by itself even if the homeowner hasn t instructed the automatic garage door opener to do so.
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.
This is actually a very rare problem of all the garage door installation problems you can have but when it happens it s usually a short in the circuit board says andrew richards owner of legacy.
The most common causes of the phantom openings are as follows.
