I am not a garage door expert.
Garage door bows when closing.
Over the time it has been ranked as high as 669 599 in the world.
My gdo rail bows slightly when opening and closing as well.
Garage door binds bows in the middle when closing.
This causes the top middle to bow toward the inside of the door.
Thus the problem with the opener moving and the door not.
But when you press the remote to close the door three panels pass fine but the fourth sticks or binds but the door does not stop trying to close.
Sometimes a garage door won t open or close for one reason only the operator has no power connection.
Garage door bent in middle.
Pull down on the emergency disconnect rope at the door arm to disconnect the door from the opener.
We do not see anything obviously blocking anything or broken.
In other cases the weight of the garage door in conjunction with an automatic garage door that is attached to the center of the door may be the cause of bowing.
In some cases basic exposure to the elements along with temperature fluctuations may result in bowing.
I believe there will always be a slight bowing as the pushing and pulling of the door exerts pressure on the rail.
Use the information in this video at your own risk.
There are several factors that may cause a garage door to bow in the center.
My only suggestion is the ensure that the door operates properly and easily without the gdo and then re connect the door.
Unplug the garage door opener power cord if your door uses an opener.
In the funniest of scenarios the problem will simply be due to an unplugged power cord.
You might have absentmindedly unplugged the operator as you were exiting the garage through your internal door to the house.
If it is too high then the draw bar arm that pushes the door is at too much of a down angle and instead of pushing forward it pushes more down.
Garage door roller popped out.