Locate the limit switch adjustment either on the back of the opener or behind the light bulb s lens cover.
Garage door falls down.
Set a safety ladder under the garage door opener.
When your garage door falls too quickly it is a symptom that something is loose of broken.
Some models have two screws labeled.
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.
I d think it is also possible the cable had an issue when it wound up in the spool and slipped as it reached the top.
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.
It can also be due to to cables that are broken.
Snapped cables should be professionally replaced before you try to use the door again.
Probably due for a spring failure.
Another cause of this problem is poorly installed springs and cables or a damaged garage door track.
Collision also covers the upset of your vehicle.
If it falls to the floor you may have a broken balance spring on the door frame.
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.
If your garage door falls too fast when you decide to close it then the problem may be one of these.
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.
If the garage door suddenly comes crashing down and will not go back up this is usually the result of a snapped cable.
Typically this happens because of springs that have become too loose or cables that are broken.
Let s take a deeper look into each cause.
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.
Also it could be due to springs and cables that have been poorly installed or a damaged garage door track.
