Always use cookware with clean bottom.WARNING!Sharp objects and abrasive cleaning agents will damage the appliance.For your safety, do not clean the appliance with steam blasters or high-pressure cleaners.Scratches or dark stains on the glass ceramic have no effect on how the appliance operates.Removing the dirt:1. – Remove immediately: melting plastic, plastic foil, and food containing sugar. Usea special glass ceramic scraper. Put the scraper on the glass ceramic surface at anacute angle and slide the blade on the surface.– Stop the appliance and let it cool down before you clean: limescale rings, waterrings, fat stains, shiny metallic discolorations. Use a special cleaner for glass ceramicor 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 Possible cause and remedyYou cannot start the applianceor operate it.• You touched 2 or more sensor fields at the same time. Onlytouch one sensor field.• There is water or fat stains on the control panel. Clean thecontrol panel• Start the appliance again and set the heat setting in 10 sec-onds.• The child safety device or key lock or Stop+Go operates. Seethe chapter Operating the appliance.A sound operates when the ap-pliance is off.You covered one or more sensor fields. Uncover the sensor fields.The residual heat indicator doesnot come on.The cooking zone is not hot because it operated only for a shorttime. If the cooking zone is supposed to be hot, speak to the AfterSales Service.Heat setting alternates The Power management is active. See the section Power man-agement.A sound operates and appliancestarts and stops again. After 5seconds one more sound oper-ates.You covered . Uncover the sensor field.comes on • The automatic switch-off operates. Stop the appliance andstart it again.• Overheating protection for the cooking zone operates. Switchoff the cooking zone. Switch on the cooking zone again.What to do if… 13