ECM Synchronika: Adjust Brew Pressure and OPV

Learn how to adjust brew pressure on the ECM Synchronika espresso machine and the purpose of the OPV/expansion valve. Plus, why the group pressure gauge may indicate higher pressure on machines equipped with flow control.

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ECM Synchronika: How to Adjust Brew Pressure and OPV

1. Introduction (00:00)
2. OPV/Expansion Valve (00:28)
3. Pump Adjustment (02:28)
4. OPV Engaging (04:35)
5. Why 8.5 Bar? (05:00)
6. Group Gauge Difference (05:40)