Pompe Valvole Lelit Elektra, La Pavoni, Bugatti, Isomac, Pontevecchio, Quick Mill, Lelit, Zacconi Hi team. For some time now, I've noticed a strange pump behavior in my Sage Barista Pro. This is my third Sage espresso machine. The first classic Barista worked for a few years, and I upgraded to the Pompe Valvole Lelit Elektra, La Pavoni, Bugatti, Isomac, Pontevecchio, Quick Mill, Lelit, Zacconi Part Pumps 1st line.com Hello baristas, I managed to reduce noise upgrade my Rancilio Silvia X PRO. I think anyone can do it, no special knowledge is required. 1. Changed the vibration pump to the quietest OLAB