If the door was closing too quickly move the spring to the next higher hole on the bracket.
How to set tension on garage door.
How to adjust a torsion spring garage door.
A how to video in fixing the slamming door by adjusting the hinge tension.
Once the spring is free of tension remove from its track hanger.
Close the garage door.
The rod will need to be at least 18.
Move the spring within the track hanger safety.
Unplug the opener if you have an automatic garage door.
If the door is hard to raise the tension at the hinge springs is too.
This video applies t.
Use a metal rod to stick in the first notch of the cone.
Open the door fully to relieve the tension on.
Lower the door and use 2 metal rods to adjust the tension in the spring.
The process is very simple but not al.
Look for a reddish cone on the torsion spring.
Raise the door using the handle on the outside.
Note that because the garage door will be down this will mean.
To avoid injury make sure the spring is completely free of tension before removing.
Call a professional if you don t feel confident dealing with a spring under this much tension.
Move to the outside of the garage.
Disconnect the door from the automatic opener using the disconnect cord.
The springs will be under tension which increases the risk of injury.
Lower the garage door clamp or bolt it shut so it can t open and insert 1 metal rod into 1 of the holes around the perimeter of the spring.