• Please read this manual and the enclosed safety materials carefully!
• Fasten the manual near the garage door after installation.
• The door WILL NOT CLOSE unless the Protector System
®
and cable tension
monitor are connected and properly aligned.
• Periodic checks of the garage door opener are required to ensure safe operation.
• This garage door opener is ONLY compatible with myQ
®
accessories.
• The model number label is located behind the hinged door of your opener.
This product is NOT intended for use on low headroom tracks with outside pickup
drum or garage doors utilizing extension springs. For advanced or customized
adjustments, door springs, and/ or track con
fi
gurations, contact a trained door
systems technician.
For Residential Use
Install On Sectional Doors With Torsion Assemblies Only
Wall Mount Garage Door Opener
Model RJO20
The Chamberlain Group, Inc.
300 Windsor Drive
Oak Brook, IL 60523
