There are a few unusual factors that can cause your door open by itself.
Garage door goes up and down by itself.
If these limits are set too high the door will hit the ground before reaching the closed limit.
Your garage door opens immediately after closing.
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.
It can seem quite ghostly having your garage door operate with a mind of its own.
Yes it s possible although rare for your garage door to open by itself.
Here are a few scenarios we ve come across.
But one of the more perplexing issues is when the door goes up and down by itself with no help from you.
Scan the safety sensors.
By wade shaddy updated december 19 2018 you push the button to close the garage door.
This can get misaligned though the two sensors can get out of align the beam cut off and the system interprets this as an object in the way of the door closing.
The remote s batteries may be breaking down or may just not be positioned properly.
There are four common problems with garage door sensors three of these homeowners can fix themselves.
This can cause it to reopen.
If your garage door keeps opening by itself after you closed it you may have to adjust your closed limit settings.
It may be your garage door sensor.
However if your garage door opens by itself we may be able to explain that one and give you some tips to troubleshoot your garage door operator to prevent it from happening again.
The first is photoelectric and the second is mechanical.
Another easy way to fix a garage door that opens by itself is by checking the remote opener.
The garage door keeps going up and down.
This is almost always the result of a dirty.
If the remote opener is dirty or the batteries are failing it may cause the door to open on its own.
Residential electric garage door openers manufactured after 1993 are equipped with two safety mechanisms that operate while the door is closing.
This can be fixed by realigning the beams.
When the garage door reaches the open or closed limit it stops.
The garage door goes down then back up.
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 garage doors an atlanta area garage door repair company.
Your garage door opens when it hits the ground.
Garage door opener keeps going back up.
It can also be a security problem when it opens to expose your belongings when you aren t home.