Profitec Pro 700: Flow Issues

Learn how to diagnose and fix water flow issues in the Profitec Pro 700 espresso machine.

---

Profitec Pro 700: Diagnosing Flow Issues

1. Introduction (00:00)
2. No Lights or PID (00:30)
3. Green Light On, Orange and PID Off (00:55)
4. Reservoir Sensor Test (01:20)
5. Pump Runs With Low or No Flow (02:33)
6. Mushroom Valve Blockage (02:50)
7. Flow Check to Group Head (04:45)
8. Mushroom Orifice & Jet (05:25)
9. Mushroom Flow Control Jet (06:15)
10. Mushroom Stock Jet (06:40)
11. Mushroom Cleaning/Clearing (08:00)
12. Mushroom with Stacked Top Nut (08:45)
13. Mushroom Valve Installation (11:20)
14. Test Flow Rate and Measurement (12:55)
15. Test Steam Boiler Fill (14:25)
16. Poor Flow to Group and Steam Boiler (15:20)
17. Flow Issues - Electronic (15:50)
18. Test Pump Filling Both Boilers (16:10)
19. Pump Does Not Turn On For Brew Boiler (17:10)
20. Test Brew Switch (17:25)
21. Electronics - Other Issues (18:40)
22. Pump Head & Motor Checks (19:50)
23. Test Solenoid Valve (21:38)
24. Pump Running Flow Issues (24:27)
25. Water Source Selector Valve (24:45)
26. Test Blockage External Filter to Pump (25:10)
27. Filter In Plumb Connection (26:30)
28. Reservoir Blockage (29:45)
29. Particle Filter After Reservoir (32:10)
30. Test Pump Pressure Adjuster (35:20)
31. Valve Tree Removal & Check (36:00)
32. Solenoid Valve Removal & Cleaning (42:20)