Have a look and discover exactly what’s wrong. There’s a possibility that it’s commercial garage doors. Upon closer inspection though it’s likely to be more than that, it’s time to get your hands dirty. Before beginning your work though, you have to make sure you’re safe. Put on a hard-hat as the tough, industrial doors, panels could pop up and strike you in the face or your head. The main problem is usually caused by springs. After the springs have become stuck in place, the door won’t want to slide down completely You’ll end up having to make a decision in trying to balance out the door and make sure that it goes down at the same time. ldylpy59oo.