Limescale - Prevention and Maintenance to previous page What is
it? In simple terms, it is that white to green buildup that
occurs in appliances where "hard" water is heated and/or usually
boiled. From a different perspective, it is the high amount of
magnesium and calcium in water that tend to build up and form a
scaling on the inside appliance surfaces that are exposed to the
"hard" water. In an espresso machine, this includes the boiler,
heating elements, and grouphead What could be done? Well, some
of our customers have used water and vinegar as a simple
maintenance solution, but as they are learning, this is not
always effective in preventing and removing lime scale in your
espresso machine. In addition, lime scale build up can become
costly in the repair of your machine as it can affect an
espresso machine's steam or solenoid valve by keeping it open
when the knob is in the closed position. Lime scale can make
heating elements less effective by coating their surface. And,
lately, we have seen increased