Then install the motor brackets.
How to install an overhead garage door opener.
To hold the level in place tape it to the section.
Use a tape measure to carefully record the length and width of the opening.
If you re installing a garage door opener for the first time make sure that the opener will be located near an electrical outlet particularly of the power unit will be mounted on the ceiling.
With a safety ring and a steel pin join the free end of the rail with the header bracket.
The door must be level even if the floor isn t so use shims under the section to level it.
Follow the manufacturer s instructions to assemble the opener and mount the rail to the header bracket above the door.
Step 1 measure the garage door opening before purchasing panels.
The panels will be about 1 4 in 6 4 mm smaller than the opening step 2 lay weather stripping over the bottom door panel.
After that start installing the sensors.
Install an outlet or have one installed by an electrician as needed.
The stripping is shaped like.
Fix the door bracket in place.
Center and level the first section after you install the brackets.
Order this size so the panels will be made slightly smaller fitting perfectly in the doorway.
Lay the panel flat on a workbench.
After that attach the motor to the brackets and verify the rail is perfectly horizontal with a bubble level.
At a home improvement store purchase some rubber weather stripping.
The rubber gasket on the bottom section will fill the gaps created by an unlevel floor.