Does Garage Door Opener need extension?

You will definitely need an extension kit. The opener is designed for a standard 7ft. door and therefore the rail (and belt on it) is only long enough to raise a door 7ft.

Can you use an extension cord with a garage door opener?

Extension cords are only supposed to be for temporary use, and every garage door opener manufacturer (that I’m aware of) prohibits this. An extension cord is simply one more place for something to potentially go wrong.

Do you need a belt drive extension kit for a Chamberlain garage door?

The Chamberlain Belt Drive Extension Kit is a requirement on some of the newer Chamberlain garage door openers including the B980 in order to completely open an 8′ high door. This kit came with a new extension end rail and a longer belt which are designed to replace the original rail and belt on the opener.

Do you need a belt drive rail extension kit?

Includes one-year warranty, rail extension, replacement belt, all necessary hardware and an instruction manual for easy set-up. The Belt Drive Rail Extension Kit for 10 ft. High Garage Doors is required for reliable, everyday operation of Chamberlain belt drive models in 10 ft. garage door applications.

What do I need to install belt drive on 8 ft garage door?

The Belt Drive Rail Extension Kit for 8 ft. High Garage Doors is required for reliable, everyday operation of Chamberlain belt drive models in 8 ft. garage door applications. Featuring a quick-install extension rail and replacement belt, the kit includes everything needed for quick and easy installation.

Is the Chamberlain 9950d rail extension kit compatible?

The 9950D would not be compatible the Chamberlain 10FT Extension kit. The 9950D Unit only has one compatible extension kit, part number 7706CB. We longer manufacture the 9950CD operator and 7706CB rail extension kit. Thank you! I bought the B750 Chamberlin Belt Drive. The salesperson gave me an extension kit for an 8’ chain drive.