Zanussi ZITN644K User Manual page 16

Problem
An acoustic signal sounds and
the hob deactivates.
An acoustic signal sounds when
the hob is deactivated.
The hob deactivates.
Residual heat indicator does not
come on.
Hob²Hood does not work.
Automatic Heat Up does not op‐
erate.
The heat setting changes be‐
tween two levels.
The sensor fields become hot.
comes on.
comes on.
and a number come on.
You can hear a constant beep
noise.
16 ENGLISH
Possible cause
There is water or fat stains on the
control panel.
You put something on one or more
sensor fields.
You put something on the sensor
field .
The zone is not hot because it oper‐
ated only for a short time or the sen‐
sor is damaged.
You covered the control panel.
You use a very tall pot which blocks
the signal.
The zone is hot.
The highest heat setting is set.
Power management operates.
The cookware is too large or you put
it too near to the controls.
Child Safety Device or Lock oper‐
ates.
There is no cookware on the zone.
The cookware does not cover the
cross / square.
The cookware is unsuitable.
The diameter of the bottom of the
cookware is too small for the zone.
There is an error in the hob.
The electrical connection is incor‐
rect.
Remedy
Clean the control panel.
Remove the object from the sensor
fields.
Remove the object from the sensor
field.
If the zone operated sufficiently long to
be hot, speak to an Authorised Service
Centre.
Remove the object from the control
panel.
Use a smaller pot, change the cooking
zone or operate the hood manually.
Let the zone become sufficiently cool.
The highest heat setting has the same
power as the function.
Refer to "Daily use".
Put large cookware on the rear zones,
if possible.
Refer to "Daily use".
Put cookware on the zone.
Cover the cross / square fully.
Use suitable cookware. Refer to "Hints
and tips".
Use cookware with correct dimen‐
sions. Refer to "Technical data".
Deactivate the hob and activate it
again after 30 seconds. If
on again, disconnect the hob from the
electrical supply. After 30 seconds,
connect the hob again. If the problem
continues, speak to an Authorised
Service Centre.
Disconnect the hob from the electrical
supply. Ask a qualified electrician to
check the installation.
comes