How To Clean Breville Espresso Machine Water Tank Guide 2022. How do you clean a breville bes920? Fill the water tank with a 50:50 mixture of water and white vinegar to descale breville espresso machine, also called decalcifying.
Place a large cup or bowl on the drip tray to catch the water. Pressurize your breville espresso maker by turning on the steam knob and waiting for hot steam to appear from the nozzle below. Secondly, regularly cleaning and maintaining your espresso machine will help it last longer.