garage door troubleshooting craftsman San francisco. Automatic garage doors are an actual convenience when they work correctly, but they become an annoying headache, when they don't. Like all mechanical products, garage-doors and their openers are faults that can stop them from closing and opening like they're supposed to. Below are some reason why this might happen.…garage door troubleshooting craftsman San francisco. Automatic garage doors are an actual convenience when they work correctly, but they become an annoying headache, when they don't. Like all mechanical products, garage-doors and their openers are faults that can stop them from closing and opening like they're supposed to. Below are some reason why this might happen.WWWW…