@Enigma-2 I used citric acid, bofere I tried descaler liquid and also vinegar, but in the end only manual scrubbing really helped, as most of the stuff was rather corosion then limescale.
Hi everyone,
I’m pretty new to espresso machines and could really use some advice. I recently got a used Francis Francis X1 that the previous owner wanted to throw away as the coffee from it did not taste good. I took apart the brewing unit, and I found a lot of white, hard sediment caked...