The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.chamberlain.com
GARAGE DOOR OPENER
Model 248754
For Residential Use Only
Owner’s Manual
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Please read this manual and the enclosed safety materials carefully!
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Fasten the manual near the garage door after installation.
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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.
®
®
Summary of Contents for Whisper Drive Security+ 248754
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