Chamberlain LiftMaster Professional ATS 211R User Manual

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The Chamberlain Group, Inc.
845 Larch Avenue,
Elmhurst, Illinois 60126
MODEL ATS 211R
COMMERCIAL DOOR OPENER
For Residential and Light Duty Commercial Use
Install on Sectional Doors Only
OWNER'S MANUAL
■ 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
®
is connected
and properly aligned.
■ Periodic checks of the opener are required to ensure safe operation.
■ The model number label is located on the operator cover.
®

Chamberlain LiftMaster Professional ATS 211R Specifications

General

Type	Garage Door Opener
Voltage	120V AC
Horsepower	1/2 HP
Drive Type	Chain Drive
Remote Controls Included	1
Security+ 2.0 Rolling Code Technology	Yes
Battery Backup	No
Compatibility	Residential Garage Doors
Maximum Door Height	7 ft (Extendable to 8 ft with extension kit)