Depending on the brand.
Garage door does not go down all the way.
Locate the limit adjusters.
Something mechanical has most likely bound up.
Carefully inspect the track and the rollers to see if something is stuck.
When the door won t go down automatically.
The limit adjusters control how far the garage door goes up and how far it goes down.
First check the sensor lights.
One or more of these reasons is likely responsible for your garage door closing partially but not all the way.
You should also find buttons or nobs that will adjust the force too.
Also check the cables.
Start by making sure your garage door is open all the way.
On the main console the box that hangs from the ceiling you ll see a few different nobs and or buttons.
How to adjust a garage door opener s travel setting when the garage door won t close all the way adjusting the travel setting on a garage door opener the craftsman garage door opener shown here has two set screws that control door travel.
Garage doors are heavy and to prevent injuries manufacturers of automatic openers include safety sensors to stop the door when someone is in the way.
If you operate your door manually and the door will not go all the way down don t force it.
Clutter or obstructions that block the sensor are the first problems to look for if your door won t close or in extreme cases open at all.
Though this problem should be obvious it shouldn t be overlooked.
Something blocking the door.