Maintenance measures
77
Cleaning the machine
Locking the dis-
play
The machine display can be locked for cleaning and surface disinfec-
tion.
Press the
button in the header.
The following will appear on the display:
Press for 3 seconds to quit
To unlock the machine display, hold the
button for around 3 s.
Cleaning control
elements and the
glass door
The glass door and the display should only be cleaned with a damp
cloth or a suitable cleaning agent designed for use on glass.
Do not use any abrasive materials or general-purpose cleaners.
These can cause considerable damage to the glass due to their
chemical composition.