📹 Profitec Pro 700: Adjust Brew Pressure Updated January 04, 2022 17:18 Learn how to adjust brew pressure on the Profitec Pro 700 espresso machine. Profitec Pro 700: How to Adjust Brew Pressure Introduction (00:00) OPV Types (00:18) Rotary Pump Adjustment (01:40) Reservoir vs. Plumbed Pressure (02:15) Adjusting Pressure (04:10) Flow Control Pressure Gauge (06:50) Non-Return Valve (08:05)