There is one on each side of the door.
Garage door not closing fully on one side.
Is your garage door not closing.
Garage door seal may be damaged 4.
Check that it is straight.
Maybe the spring is just holding that side from closing all the way.
If the door goes up but you can t make it go down you probably need to adjust the sensors.
Side mounted extension springs are installed above the horizontal roller tracks on both sides of the door.
If the door is all the way up there is more tension in the cable on the side with the problem.
These 7 reasons are to blame one or more of these reasons is likely responsible for your garage door closing partially but not all the way.
The extension springs are evenly matched and installed to keep the garage door properly aligned so that it runs smoothly throughout the entire length of the track and closes evenly.
Garage door opener malfunction or door has shifted.
First you need to see what has caused this to happen.
Push the door back to adjust the door and get the center aligned again.
By pushing the door back into position you should have made the vertical track straighten.
Adjust the springs on both sides of the door the same way.
Maybe someone bumped into it recently.
So i m thinking it may just be a matter of loosening the tension a bit on that spring.
It is possible that the vertical track down the side has gone out of alignment and shifted due to a slightly loose lag screw.
Garage door sensors may not be aligned correctly 3.
If the door was closing too quickly move the spring to the next higher hole on the bracket.
If you ve had your door for a while or are in and out of it a lot it can easily end up out of alignment.
If one side of the door is not in line with the other the door won t run smoothly in its tracks and when closed one side of the door won t close completely leaving an open gap.
If it was opening too quickly move it to the next lower hole.
Though this problem should be obvious it shouldn t be overlooked.
Garage floor may have cracked or shifted 2.
Retest the door balance as you did in step 1.
The reasons your garage door has a gap in it could be.
Sometimes the fix can be as simple as replacing the batteries in the opener and.
If there s something blocking the door from closing all the way a full close will be impossible.
Something blocking the door.
Or it could just be that the hardware has become loose over time.
