After that attach the motor to the brackets and verify the rail is perfectly horizontal with a bubble level.
How to install an overhead garage door opener.
Step 1 measure the garage door opening before purchasing panels.
Install an outlet or have one installed by an electrician as needed.
Then install the motor brackets.
The door must be level even if the floor isn t so use shims under the section to level it.
Align the opener s rail with the center of the garage door.
The stripping is shaped like.
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.
To hold the level in place tape it to the section.
With a safety ring and a steel pin join the free end of the rail with the header bracket.
Place the opener on a ladder and use scrap lumber to get it at the height you need.
Order this size so the panels will be made slightly smaller fitting perfectly in the doorway.
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.
Center and level the first section after you install the brackets.
Fix the door bracket in place.
The rubber gasket on the bottom section will fill the gaps created by an unlevel floor.
At a home improvement store purchase some rubber weather stripping.
After that start installing the sensors.
Use a tape measure to carefully record the length and width of the opening.