🪛🔧 Technical | Faults | How-to's ❓ℹ
Hello
I am seeing that I can extract coffes with 5bar, or ranging slowly (ramp) from 2 to 8 bar, and in both case the coffee are good.
I wonder, (sorry for the stupid question) why 9 bar 23 28 sec, is considered a standard.
If a coffe is done with 4 bar on a Rossi group (may be that makes...