@artisticoffeeroasters: How to remove a La Marzocco shower screen and replace the group seal all by yourself. You’ll need to change group seals on coffee machines periodically or when they develop issues like a leak. Knowing how to replace the group seal is a handy maintenance skill to have if you’re working as a barista 👌🏻 #lamarzocco #coffeemachines #coffeemachinerepair #diyrepair #espressomachines