Garage Door Opens Uneexpectedly

To troubleshoot the garage door opener button make sure it s clean and free of debris.

Garage door opens uneexpectedly.

There may also be loose wire connections inside the button housing itself. Clean the button as well as the connections in the housing if this is the case. If you clear all debris and any buildup from the sensors near the floor of your garage door tracks but the motion of your garage door tends to be partially closing and then reversing and opening again you may have a misaligned sensor. Yes it s possible although rare for your garage door to open by itself.

The button can easily get dirty and stuck in the pushed position. 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. As these wires short against the housing the electrical impulse causes the door opener to activate. Besides a short in the circuit board any number of mechanisms that are involved in making the door open and close could be the cause of the garage door opener s ghost movement.

Your garage door most likely uses two sensors to trigger its reverse mechanism. These issues include shorts in the wall button the garage door opener remote the wall button wiring the wired keypad or other related electronic issues. There are a few unusual factors that can cause your door open by itself. Residential electric garage door openers manufactured after 1993 are equipped with two safety mechanisms that operate while the door is closing.

The first is photoelectric and the second is mechanical. Below are three reasons why your garage door opens on its own and some quick fixes you can try. Garage doors use radio frequencies to open and close.