![background image](http://html1.mh-extra.com/html/chamberlain/whisper-drive-wd822c/whisper-drive-wd822c_owners-manual_2586870001.webp)
GARAGE DOOR OPENER
Models WD822C - 1/2 HP
WD822KC - 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 left side panel of your opener.
®
The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.chamberlain.com