The operating system of a garage door is actually rather complex and involves pulleys, springs along with cables for it to work correctly. Your door will not open up or close and will not work correctly, if one of these elements of the door fails. Usually, it is the springs which fail and this is because of the fact that they’re crucial for the operation of the door and are continually being put into operation, even when garage door is close.
You could then proceed to check all the components of the garage door, in case your garage door isn’t … Read the rest