If your garage door opener was manufactured prior to 1993 it is likely missing infrared garage door sensors and auto reversing capability.
Garage door opener installation instructions chamberlain.
User manuals chamberlain garage door opener operating guides and service manuals.
Manufactures and markets some of the world s most reliable efficient and cost effective garage door opener products for do it yourself installation.
The chamberlain group inc.
Download 1172 chamberlain garage door opener pdf manuals.
Installation hang the garage door opener hardware h4 2 h2 2 h8 2 h9 2 lag screw 5 16 18x1 5 8 hex bolt 5 16 18x7 8 nut 5 16 18 lock washer 5 16 16 to avoid possible serious injury from a falling garage door opener fasten it securely to structural supports of the garage.
If you have an old chamberlain opener you might even consider replacing it with one that has all of the modern safety features.
Chamberlain group cgi the corporate parent company to liftmaster chamberlain merlin and grifco is a global leader in access solutions and products.
We design and engineer residential garage door openers commercial door operators and gate entry systems.
An improperly adjusted garage door and opener can exert deadly force when the door closes which could lead to entrapment of children or adults and subsequent injury or death.