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Problem solving guide
48
Many malfunctions and faults that can occur in daily operation can be easily
remedied. Time and money will be saved because a service call will not be
needed.
The following guide may help you to find the reason for a malfunction or a fault,
and to correct it.
Messages in the display
Problem Cause and remedy
After the hob has been
switched on  appears
in the timer display for a
few seconds.
The system lock or safety lock is activated.
Deactivate the system lock or safety lock (see
“System lock / Safety lock”).
After the hob has been
switched on  appears
in the timer display
briefly. The cooking
zones do not heat up.
The hob is in demonstration mode.
Touch the0 and 2 sensor controls at the same
time until  flashes alternately with  in the timer
display.
flashes in the timer
display and the hob
switches off automatic-
ally.
One or more of the sensor controls are covered, e.g.
by finger contact, food boiling over or an object.
Clean off any dirt and/or remove the object (see
“Safety switch-off”).
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