Garage door openers come in several varieties.
Garage doors that go up at an angle.
Overhead acting garage doors are made in sections that are hinged together.
Pick up 2 of them from the home improvement store.
If the opener is adjusted properly the garage door will move up and down in an even motion.
Step 1 lift the garage door as far as it will go.
You ll need to deal with the lifting mechanisms before you can remove the door 1 x research sourcestep 2 use locking pliers to lock the door in place.
Use their jaws to secure the bottom of the door to the roller track then try to move the door.
Locking pliers are small handheld vice grips.
Warping of the door will also cause it to run crooked and stick in the tracks.
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 it won t move at all you ll know it s in place 2 x research.
The garage slopes in one direction off to the side and rainwater is shed away from the house via a scupper.
Place the second winding bar in the hole that s now facing the floor and vertical to the door to help you hold everything in place while you return the set screws to the holes and tighten them down snugly.
Raise your old door.
Pulling the door up and down is a garage door opener.
When they open they rise on a vertical track pass through a curved section of track and then ride along a horizontal track where the door remains until it is closed.
Follow the included instructions to hook up the opener and fasten it to the spring system with a pulley and cable.
Chain drives are the cheapest but loudest option.
Without proper adjustment however the unit may run along the tracks unevenly.
To install the opener you ll need to hang another angle iron from the center joist on your garage s ceiling.