Owner’s Manual
For Use With Residential Sectional Garage Doors Only
www.gdohelp.com
1-877-GDO-4402
1-877-436-4402
● Please read and understand this manual and safety instructions carefully before installation.
● The Opener WILL NOT CLOSE until the Photo Eye Safety System is properly installed and aligned.
● REGULARLY CHECK and TEST the Opener according to the safety label to ENSURE SAFE OPERATION.
● Retain this manual for future reference.
Serial # __ __ __ __ __ __ __ Date Installed __ __ /__ __ /__ __ __ __
GDO Manual Revised: 12-14FV
GARAGE DOOR OPENER
MODEL: 425-1620
HANDLES DOORS 18 FT. WIDE & UP TO 7FT.TALL
MNOMU01A-2
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