39
Make sure any residues of cleaning agents are
thoroughly removed, as they could damage the glass-
ceramic hob when the cooking zones heat up
(Figure
3).
Figure 3
Remove stubborn and burnt residues with a scraper (
fi
gure
4). Be careful when handling the scraper to prevent injury.
NOTE!
Only use the scraper when dirt cannot be
removed with a wet cloth or special cleaners for
glass ceramic surfaces.
Figure 4
NOTE!
Do not press the scraper perpendicularly against
the glass and do not scratch the hob surface with
its tip or blade.
Hold the scraper at the correct angle (45° to 60°).
Gently press the scraper against the glass and
slide it over the signage to remove the dirt. Make
sure the plastic handle of the scraper (in some
models) does not come into contact with a hot
cooking zone.
Sugar and sugar
-
laden food may permanently damage the
glass
-
ceramic surface (Figure 5); therefore, they should
be removed from the glass
-
ceramic surface as soon as
possible, although the cooking zone may still be hot (Figure
4).
Any change in the color of the glass-ceramic
surface
does not a
ff
ect its operation or the stability of the
surface. Such discolorations are mostly a result of burnt
food residues or use of cookware made of materials such
as aluminum or copper; these stains are di
ffi
cult to remove.
Figure 5
NOTE!
All damage described above predominantly
relates to the aesthetics, i.e. appearance of the
appliance and do not a
ff
ect its functionality
directly. Such errors cannot be the subject of a
warranty claim.