Liftmaster 3245 and 3255 Opener Manual, Remotes and Parts
Overview The Liftmaster 3245 and 3255 Security + garage door openers are popular Liftmaster models that were sold around 2007. The 3245 model has a 1/3 hp motor while the 3255 model has a 1/2 hp motor. Both are chain drive units and work on the Security + 315MHz radio frequency. Other than the horsepower…