📹 Profitec Pro 700: Flow Issues Updated January 05, 2022 17:13 Learn How to diagnose and fix water flow issues in the Profitec Pro 700 espresso machine. Profitec Pro 700: Diagnosing Flow Issues Introduction (00:00) No Lights or PID (00:30) Green Light On, Orange and PID Off (00:55) Reservoir Sensor Test (01:20) Pump Runs With Low or No Flow (02:33) Mushroom Valve Blockage (02:50) Flow Check to Group Head (04:45) Mushroom Orifice & Jet (05:25) Mushroom Flow Control Jet (06:15) Mushroom Stock Jet (06:40) Mushroom Cleaning/Clearing (08:00) Mushroom with Stacked Top Nut (08:45) Mushroom Valve Installation (11:20) Test Flow Rate and Measurement (12:55) Test Steam Boiler Fill (14:25) Poor Flow to Group and Steam Boiler (15:20) Flow Issues - Electronic (15:50) Test Pump Filling Both Boilers (16:10) Pump Does Not Turn On For Brew Boiler (17:10) Test Brew Switch (17:25) Electronics - Other Issues (18:40) Pump Head & Motor Checks (19:50) Test Solenoid Valve (21:38) Pump Running Flow Issues (24:27) Water Source Selector Valve (24:45) Test Blockage External Filter to Pump (25:10) Filter In Plumb Connection (26:30) Reservoir Blockage (29:45) Particle Filter After Reservoir (32:10) Test Pump Pressure Adjuster (35:20) Valve Tree Removal & Check (36:00) Solenoid Valve Removal & Cleaning (42:20)