60
7. Trouble shooting
Malfunction
Possible cause
Measure
The appliance does not work at all.
→
Break in the power
supply.
→
Check that the appliance is
connected to the mains.
Check the household fuse
box. Is there a power
failure at your place of
residence?
The sensors do not respond.
→
The sensors are locked.
→
Unlock the sensors.
The sensors are difficult to operate.
→
Liquid on the sensors.
→
Dry the sensors.
→
You used your fingertip.
→
Use the bottom of your top
phalanx
10
Depending on model.
The glass ceramic is scratched.
→
You used unsuitable
cookware with sharp
edges.
→
Use suitable cookware.
→
You used an unsuitable
detergent,
e.g.
an
abrasive.
→
Use suitable detergents.
Noise caused by the fan inside the appliance
.
→
The cooling-fan
10
the
appliance is equipped
with
protects
the
electronics from being
overheated.
It
may
continue to run even after
you have switched the
appliance off.
→
Normal
operating
condition.
Do
not
disconnect the appliance
from the mains while the
fan is running.
If the appliance has a malfunction not noted on the schedule or if
you have checked all items on the schedule but the problem still
exists, please contact the aftersales service.