Gaggia Syncrony Compact Digital Espresso Machine "cool watch instructions" Questions

cool it. Try squeezing the drain closed then open then closed a couple of times during a brew cycle and see if this changes things. I doubt it will, but this action can cure some pump priming problems

...cool off. When you are ready, take the water tank off and add the decalcifying solution mixed according to the instructions on the package. If you are using a powder, mix it in a different container. ...