Chamberlain CG40DM Manuale Utente
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
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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.
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Periodic checks of the opener are required to ensure safe operation.
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The model number label is located on the front panel of your opener.