12What to do if...
–Stop the appliance and let it cool down before you clean: limescale rings, water rings, fat stains, shiny metallic discolorations. Use a special cleaner for glass ceramic or stainless steel.
2.Clean the appliance with a damp cloth and some detergent.
3.At the end rub the appliance dry with a clean cloth.
What to do if...
Problem
You cannot start the appliance or operate it.
Asound operates when the ap- pliance is off.
The residual heat indicator does not come on.
You cannot switch on the outer rings.
A sound operates and appliance starts and stops again. After 5 seconds one more sound oper- ates.
comes on
and number come on.
There is no signal when you touch panel keys
Possible cause and remedy
•Start the appliance again and set the heat setting in 10 sec- onds.
•The child safety device or 
operates 
. Stop child safety
device or 
. See the section “Child safety device” or "Stop and go".
•You touched 2 or more sensor fields at the same time. Only touch one sensor field.
•There is water or fat stains on the control panel. Clean the control panel
You covered one or more sensor fields. Uncover the sensor fields. Clean the control panel.
The cooking zone is not hot because it operated only for a short time. If the cooking zone must be hot, speak to the after sales service.
Switch on the inner ring first.
You covered 
. Uncover the sensor field.
The automatic switch off operates. Stop the appliance and start it again.
There is an error in the appliance.
Disconnect the appliance from the electrical supply for some time. Disconnect the fuse from the electrical system of the house.
Connect again. If 
comes on again, speak to the after sales service.
The signals are off.
Switch on the signals.
If you tried the above solutions and cannot repair the problem, speak to your dealer or the Customer Care Department. Give the data from the rating plate,
If you operated the appliance incorrectly, the servicing by a customer service technician or dealer will not be free of charge, even during the warranty period. The instructions about the customer service and conditions of guarantee are in the guarantee booklet.
