Chamberlain 3240M 1/2 HP Manuale Utente

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The Chamberlain Group, Inc.
845 Larch Avenue
Elmhurst, Illinois 60126-1196
www.liftmaster.com
GARAGE DOOR OPENER
Models 
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.
®
3130M 1/3 HP
3240M 1/2 HP
For Residential Use Only