Garage door seal may be damaged 4.
Garage door is not level when closed.
There are several things that can cause this.
The most simple and common is door shift.
It also depends a lot on the number of years the door has been up as it could be that the door springs have become worn.
First check the sensor lights.
Here are three possibilities.
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The following is a guide of how to adjust the tracks to unbind it.
Garage door will not close all the way leaves gap at bottom 1.
Garage floor may have cracked or shifted 2.
This can happen when the door has shifted to one side causing it to appear uneven.
A garage door is considered bound when it s difficult or impossible to move up and down.
To adjust a door that can t stay open bring the first winding bar up to a 90 degree angle with the garage door this is a quarter turn.
When this happens you need to shift it back into position.
Your garage door has two overhead springs some doors have the springs on the side called extension springs that are responsible for opening and closing the door.
Keep the door open a few feet off the ground as this takes the pressure off the door springs.
Depending on the brand.
Put a ladder under the door to make sure it won t close accidentally while you re working on it.
Loosening the screws on the track use a screwdriver to loosen the screws that are in the tracks to secure it to the garage door frame.
Garage door opener malfunction or door has shifted.
Garage door sensors may not be aligned correctly 3.