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®
Garage Door Openers
Belt Drive Models - 8550W 8550WL 8550WLB 8550WLB-267 8557W WLED WLED-267
Chain Drive Models - 8587W 8587WL 8580WLB
FOR RESIDENTIAL USE ONLY
l Please read this manual and the safety materials carefully!
l The door WILL NOT CLOSE unless the Protector System
®
is
connected and properly aligned.
l Periodic checks of the garage door opener are required to
ensure safe operation.
l This garage door opener is ONLY compatible with myQ
®
and Security+ 2.0
®
accessories.
l DO NOT install on a one-piece door if using devices or
features providing unattended close. Unattended devices
and features are to be used ONLY with sectional doors.
l Attach warning labels to the location indicated on label.
LiftMaster
300 Windsor Drive
Oak Brook, IL 60523
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