Adjust the springs on both sides of the door the same way.
How to adjust garage door closing.
If it was opening too quickly move it to the next lower hole.
To adjust your garage door s side mounted springs first open your door fully and secure it in place with a c clamp below the bottom roller.
If the door is not closing completely you will turn the close or down screw one quarter turn in a counterclockwise direction.
From inside your garage close your garage door.
By pushing the door back into position you should have made the vertical track straighten.
Install a garage door threshold.
Once the spring is free of tension remove from its track hanger.
How to adjust a garage door to close completely.
Retest the door.
They come with a rubber threshold and glue and sometimes a caulking gun too.
Test and adjust the door opener s reverse feature.
Place a stepladder beneath the box portion of the garage door opener.
Have a helper steady the ladder.
You can buy them in any diy store and they re very easy to install.
Adjust your door opener limit switch.
Look for two limit adjustment screws.
You will then need to check the door opening as instructed in step 4.
If the door was closing too quickly move the spring to the next higher hole on the bracket.
Once your garage door is secured remove the spring hook from the track hanger which will allow you to move the hook and adjust the spring s tension.
Check the space under the bottom door edge to be sure it is tight.
Check your door opening force.
It is possible that the vertical track down the side has gone out of alignment and shifted due to a slightly loose lag screw.
If there s a slight gap at the bottom of your garage door then a garage door threshold is a great option.
Push the door push the door back to adjust the door and get the center aligned again.