Unit component What to clean and how to clean
Drain valve
valve housing
valve stem
• Use a brush to remove any limscale from the valve
housing, the bores and the valve seat on the valve stem
(donotuseawirebrush).
• Washthevalvehousingandthevalvestemwithaluke-
warm soap solution, rinse the parts well with tap water
and let them dry.
Water cup • Removeanylimscalefromthewatercupanditscon-
nectorsusingabrush(donotuseawirebrush).
• Washthewatercupwithalukewarmsoapsolutionand
rinse well with tap water.
Interior of the unit
(water side only)
Wipetheinterioroftheunitwithadampclothwithoutusing
any cleaning agent.
CAUTION:Takecarethattheelectricalconnectionsand
the electronic components remain dry!