Chamberlain Series 651-2MM-1/2HP User Manual (English)

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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 User Manual