My Electric Garage Door Opens By Itself

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.

My electric garage door opens by itself.

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. Your garage door most likely uses two sensors to trigger its reverse mechanism. If the safety sensors and operator button are working correctly and no bad wiring or connections are found your issue may be with the control board in the garage door opener itself. Residential electric garage door openers manufactured after 1993 are equipped with two safety mechanisms that operate while the door is closing.

A power surge from a lightning strike or other electrical problem can cause the board to go bad as well as the transformer. Garage door openers especially old ones can be triggered by a number of things. Garage door openers operate on one of many frequencies and while it is possible. Garage doors use radio frequencies to open and close.

The first is photoelectric and the second is mechanical. Here are a few scenarios we ve come across. Having your garage door open when no one is home can be a huge security risk and messing with buttons and wiring can be frustrating especially if the opener still malfunctions after your best attempt to fix it. As these wires short against the housing the electrical impulse causes the door opener to activate.

For one of your neighbors remotes to open your garage door it is highly unlikely. There may also be loose wire connections inside the button housing itself. Some people think it s from their neighbor s garage door opener. Yes it s possible although rare for your garage door to open by itself.

There are a few unusual factors that can cause your door open by itself. 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. Below are three reasons why your garage door opens on its own and some quick fixes you can try. This is true only in rare cases though.