If it falls to the floor you may have a broken balance spring on the door frame.
Garage door falls down.
Snapped cables should be professionally replaced before you try to use the door again.
Probably due for a spring failure.
Set a safety ladder under the garage door opener.
Locate the limit switch adjustment either on the back of the opener or behind the light bulb s lens cover.
Mesa garage doors is a builder of custom wood garage doors.
Some models have two screws labeled.
If the garage door suddenly comes crashing down and will not go back up this is usually the result of a snapped cable.
When your garage door falls too quickly it is a symptom that something is loose of broken.
Let s take a deeper look into each cause.
If the door is balances then i agree with don in that the drive gears in the motor head may be worn out from a heavy door.
The cables experience wear and tear after years of helping to control the movement of the door and the tension of the springs.
If you remove the cover you will see a lot of white plastic pieces inside the cover which will indicate you will need to install a gear kit.
The garage door can fall too quickly as a result of springs that have become too loose.
It depends on the particular door but if you have a two car garage with on wide door getting 7 years out of a set of springs is pretty good.
Typically this happens because of springs that have become too loose or cables that are broken.
Crafted to meet your design criteria our custom wood garage doors have the appearance of old fashioned swing doors but are sectional garage doors and operate just like a modern sectional garage door.
Also it could be due to springs and cables that have been poorly installed or a damaged garage door track.
It can also be due to to cables that are broken.
If your garage door falls too fast when you decide to close it then the problem may be one of these.
It may be a moving object such as another car or a lowering garage door or a stationary object such as a tree pole fence or house.