Chamberlain B550C Owner's Manual

Smart Garage Opener
• 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 properly aligned.
• Periodic checks of the garage door opener are required to ensure
safe operation.
• The model number label is located on the left side panel of your
garage door opener.
• This garage door opener is compatible with MyQ® and
is connected
®
Security+ 2.0® accessories.
• 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.
Owner's Manual
B550C • B750C • B751C
Belt Drive Garage Door
Opener
FOR RESIDENTIAL USE ONLY
PRE-PROGRAMMED REMOTE CONTROL
INCLUDED
Contents
Preparation ......................................2-5
Assembly .......................................6-10
Installation .................................. 11-28
Install The Door Control ............ 21-22
Install The Protector System® .... 23-26
Connect Power ......................... 27-28
Adjustments ................................. 29-31
MyQ® Smartphone Control .................32
Operation ..................................... 33-39
Using Your Garage Door Opener .....34
To Open The Door Manually ...........34
Motion Detecting
Control Panel ........................... 35-36
Multi-Function Control Panel .... 37-38
Remote Control .............................38
Homelink® ...................................38
To Erase The Memory .....................39
Maintenance .....................................40
Troubleshooting ........................... 41-42
Accessories ........................................43
Warranty ...........................................44
Repair Parts ................................. 45-47
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