all vacuums need a little TLC to keep them working at their best Black and Decker stick vacuums have a detachable rotary brush unit that makes it easy to clean and maintain the beater bar to clean your beater bar here's what you do first unplug the vacuum or disconnect the canister or hand vacuum portion then remove the rotary brush unit from the floor head by pressing the release button the end pieces are also removable allowing you to clear the brushes of any hair or other debris that may have accumulated pull hair or other debris away from the beater bar once you make sure all debris has been removed from the beater bar you can reassemble the rotary brush unit and reattach it to the floor head now your Black & Decker vacuum is ready to do what it does best