304 mm available it is best to use a dual track system designed for low headroom.
What is needed to install a garage door opener.
On the other hand if there is only 4 in.
Garage door opener assembly and installation let our experts walk you through the basics of a garage door opener installation step by step.
The main difference between garage door opener models is how the motor moves the trolley.
For instructions on how to install a new garage door opener see how to install a garage door opener.
There are three levels of horsepower found in most garage doors.
The measuring process is simple and only takes a few tools and about 15 minutes of your time.
Install an outlet or have one installed by an electrician as needed.
Standard garage door openers have a similar design.
In order to install torsion spring hardware we recommend a clearance of 12 in.
1 the width across the existing door or desired space 2 the height vertically on the door or space.
Torsion spring brackets should be firmly mounted to the wooden header above the door.
Securely mounted hardware and rails.
Make sure your garage door is well lubricated and operating properly.
A motor drives a trolley or carriage along a rail.
One of the most important first steps to installing a garage door opener is to properly measure your garage door so that you purchase the correct size opener for your application.
Garage door openers come with everything you need for garage door opener installation.
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.
When equipping a garage door with an electric door opener add 2 in.
The rough opening of your space which should be approximately the same size as the door.
Cut it to size with a hacksaw.
There are five 5 main measurements to consider.
51 mm to standard lift movements.
Prepare your garage door for opener installation.
Clean the tracks and lubricate with a lithium based grease.
The weight of a garage door is supported by the door springs cables and pulleys not the opener.
Roller track support brackets and the opener should be securely bolted to the rafters.
So buy slotted angle iron at a hardware store.
But the mounting straps that are included are often so flimsy that you can bend them with your hands.
A total of six measurements are needed.
121 mm to 12 in.
If you can t raise and lower the door normally by hand do not install the opener until the door is repaired.