Allister Garage Door Openers, as well as Pulsar, MVP, and Challenger, are all from the same manufacturer, Allstar Corporation. The company website has been updated to include the new Allstar Garage Door Openers.
Challenger Residential Door Operators
Replacement manuals, wiring diagrams, updates, installation instructions, and other documentation available on the company website (link at bottom of page).
Their GAQ section answers some of the most common troubleshooting questions.
The Allister is not readily available in the area where I live, so I can't give you much more information.
Are you needing Allstar Garage Door Opener replacement parts?
Allstar Garage Door Opener Replacement Parts
The Allstar website at http://www.allstarcorp.com/ gives a lot of information. You can even access the Dealer Support pages for maximum information.Home > Overhead Garage Door Openers > Allister Garage Door Opener