7
Cleaning and maintaining the machine
7.1 Cleaning the machine externally
The machine should be freed of dust on a regular basis. It
must be cleaned externally as and when required.
Cleaning the inside is part of maintenance which
must only be carried out by trained personnel.
► Make sure that the machine is switched off.
ATTENTION
The display may become damaged
Using unsuitable cleaning agents may scratch or damage
the display.
► Clean the display carefully, either using a special
cleaning cloth for display surfaces or with a soft cloth
and some display cleaner.
► Clean the surface of the machine with a damp cloth. If
necessary, use soap-based cleaning agents. Do not use
any abrasive cleaners or solvents.
28
7.2 Machine maintenance
In order to ensure fault-free operation, the described main-
tenance tasks (see section 7.3) must be performed at the
specified intervals.
Potential risk of fatality due to electric
shock
When working on the inside of the machine,
non-insulated parts may be touched.
► Switch the machine off.
► Pull the power plug.
► Detach the cover and place it down care-
fully.
Keep the following ready for maintenance work:
– Brush and cleaning cloth
– Spirit
– Phillips screwdriver for M4 screws.
WARNING
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