Something mechanical has most likely bound up.
Garage door doesn t go down all the way.
Carefully inspect the track and the rollers to see if something is stuck.
Also check the cables.
If your garage door is not balanced right it won t go up or down all the way.
Garage door sensors may not be aligned correctly 3.
A twisted or slightly bent track may be the culprit.
7 reasons for your garage door not closing all the way 1.
If the door goes up but you can t make it go down you probably need to adjust the sensors.
Garage floor may have cracked or shifted 2.
How to fix a garage door that won t go all the way down safety sensors.
Garage door opener malfunction or door has shifted.
First and perhaps most commonly your safety sensors could be working improperly.
From here lift the garage door by hand about 3 feet above the ground and then release the door and see were it lands.
Garage door seal may be damaged 4.
To check the balance pull the emergency release cord or chain to disconnect the door.
Get it working with these easy tips problems with the sensors.
If you re in the habit of leaving the garage door open a variety of things including.
Though this problem should be obvious it shouldn t be overlooked.
If you ve tried everything listed above and your garage door still won t go down you.
Does your garage door keep coming back up after it hits the floor.
For those who are unfamiliar with how garage door sensors work there are two sensors each.
You just need to adjust the travel setting on your door opener.
Garage door will not close all the way leaves gap at bottom 1.
If you operate your door manually and the door will not go all the way down don t force it.
You should now be able to move the door up and down by hand.
The travel controls how far the door goes up and down.