Open your door halfway and let go.
Putting a garage door opener up.
Garage door opener assembly and installation let our experts walk you through the basics of a garage door opener installation step by step.
If the door moves up or down on its own the torsion spring is out of adjustment which causes your opener to work harder and wear out faster.
For instructions on how to install a new garage door opener see how to install a garage door opener.
Be sure to check your owner s manual for important safety information.
Most units hang from angle irons and metal straps that have holes drilled in them at regular intervals.
Securely mounted hardware and rails.
Make sure the garage door is balanced.
If the door is closing and the beam between the eyes is interrupted the door will automatically reverse.
Close the door and pull the emergency release cord always close the door first so it can t come crashing down.
Bolt the angle irons to a rafter or rafters with lag screws.
Attach the bracket the opener came with to the wall above the door and then insert the end of the assembly into it.
If the eyes aren t connected the door won t operate.
Lean the end of the assembly opposite the motor compartment up above the garage door.