Chamberlain Series 651-2MM-1/2HP - User Manual

Garage Door Opener
For Residential Use Only
Made exclusively for
Master Mechanic
Chicago, IL 60614
Series 651-2MM-1/2HP
Series 601MM-1/2HP

Series 151MM-1/4HP
Complies with
UL 325
Regulations
effective
January 1, 1993.
®
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 end panel of your opener as
shown.

Chamberlain Series 651-2MM-1/2HP Specifications