📹 Profitec Pro 300: Adjust Brew and Steam Pressure Updated March 02, 2022 20:39 Learn how to adjust the brew and steam pressures on a Profitec Pro 300 espresso machine. Profitec Pro 300: Adjusting Brew and Steam Pressures Opening the Machine (00:00) Adjusting Brew Pressure (OPV) (01:27) Adjusting Steam Pressure (Pressurestat) (03:16)