Adjust the springs on both sides of the door the same way.
Garage door arm adjustment.
You may also have to adjust the position of the door bracket shown in the third image.
You must attach the bracket that connects the arm to the door before you can attach the arm itself.
If it was opening too quickly move it to the next lower hole.
Have a helper steady the ladder.
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.
Settling is a problem for garage doors as it changes the way the door sits in the frame.
If the door was closing too quickly move the spring to the next higher hole on the bracket.
Look for two limit adjustment screws.
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.
Adjusting the height of the header bracket illustrated in the second image will help keep the curved door arm from extending below the lowest point of the door or the lowest point of the header wall.
Please help support my channel so i can continue to make and provide the best possible video content for you to enjoy http www solwayplumbers co uk donate.
Place a stepladder beneath the box portion of the garage door opener.
If you have a wooden garage door then you can trim the door down to make it fit properly.
I left the door in the lift bay alone and just offset the opener completely outboard of the upper rail on one side.
This video details how to adjust the opener force and travel of the door.
Access door gap between floor and bottom of door safety must not exceed 14 reversing sensor.
You can do this with a jigsaw or a circular saw sanding off the bottom and replacing it in the frame so it sits properly.