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GARAGE DOOR OPENER
Model 3800E
For Residential Sectional Doors With
Torsion Assemblies Only
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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
®
and cable tension monitor are
connected and properly aligned.
■ Periodic checks of the opener are required to ensure safe operation.
■ The model number label is located behind the hinged door of your opener.