These steps apply to all rec.
How to assemble mother board for garage door openers.
Remove the portion of the garage door opener that holds the controls from your garage s ceiling.
Remove the circuit board and examine it for any breaks or cracks.
Lay it on a workbench and use a screwdriver to loosen the screws holding it together.
It contains the radio frequency rf receiver for the remote controls and other control components.
Be sure to check your owner s manual for important safety information.
This video from sears partsdirect shows how to replace a logic board on a garage door opener.
Learn how to assemble and install a craftsman belt drive garage opener in a garage with a sectional door and a finished ceiling.
Let our experts walk you through the basics of a garage door opener installation step by step.
Http amzn to 2wldxia you can swap the main circuit board or just swap the entire assembly.
The illustrations shown are for installation on the left side.
Click this link to see replacement boards on amazon.
The garage door opener can be installed on either side of the door see planning section page 3.
How to install a belt drive opener.
Loosen the collar screws.
This video demonstrates how to assemble and install a chamberlain belt drive garage door opener in a garage with a sectional door and a finished ceiling.
The logic board is the brains of the garage door opener.
This diy repair guide explains how to replace the logic board in a garage door opener.
Use our handy online chamberlain liftmaster garage door opener circuit board compatibility charts to learn whether you need a 41a5021 1i 41db002 2 or a liftmaster chamberlain 45dct receiver logic board assembly.
Just be sure that your replacement is the exact same model.
Attach collar to the garage door opener motor shaft.
To avoid installation diffi culties do not run the garage door garage door opener until instructed to do so.