Chamberlain CG40DM 1/2 HP User Manual

The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.chamberlain.com
GARAGE DOOR OPENER
Model CG40DM 1/2 HP
For Residential Use 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 front panel of your opener.

Chamberlain CG40DM 1/2 HP Specifications

General

Type	Chain Drive
Horsepower	1/2 HP
Max Door Height	7 feet
Drive System	Chain Drive
Remote Control	Yes
Speed	7 inches per second
Remote Controls Included	1
Battery Backup	No
Safety Features	Safety sensors
Security	Rolling code technology
Warranty	1 year