Troubleshooting en13WARNING ‒ Risk of burns!The appliance becomes hot during operation.▶ Allow the appliance to cool down before cleaning.Requirement: The appliance is switched off.1. Clean the appliance with a damp cloth and a neutralcleaning agent, such as washing-up liquid and wa-ter.2. Dry with a soft cloth.16.3 Cleaning the stainless steel surfaces1. Always remove limescale, grease, starch or albuminstains immediately.Corrosion may form under such stains.2. Clean with water and some washing-up liquid.3. Dry with a soft cloth.16.4 Cleaning the glass front▶ Clean the glass front using a glass cleaning productand a soft cloth.‒ Do not use any abrasive sponges that mayscratch or any glass scrapers.16.5 Cleaning the glass plate1. Clean the glass plate using a glass cleaningproduct and a soft cloth.‒ Do not use any abrasive sponges that mayscratch or any glass scrapers.2. Dry with a soft cloth.16.6 Cleaning the control panel1. Clean the control panel with a damp cloth and neut-ral cleaning agent, such as washing-up liquid andwater.‒ Do not use any abrasive sponges that mayscratch or any glass scrapers.2. Dry with a soft cloth.17 TroubleshootingYou can rectify minor faults on your appliance yourself.Read the troubleshooting information before contactingafter-sales service. This will avoid unnecessary costs.WARNING ‒ Risk of injury!Improper repairs are dangerous.▶ Repairs to the appliance should only be carried outby trained specialist staff.▶ If the appliance is defective, call Customer Service.WARNING ‒ Risk of electric shock!Incorrect repairs are dangerous.▶ Repairs to the appliance should only be carried outby trained specialist staff.▶ Only use genuine spare parts when repairing theappliance.▶ If the power cord of this appliance is damaged, itmust be replaced with a special connection cable,which is available from the manufacturer or his Cus-tomer Service.17.1 Fault indicatorIn the event of a fault, the operation indicator flashesquickly. A signal tone sounds. When you open the ap-pliance, symbols light up on the control panel, depend-ing on the cause.Touch any touch field to switch off the signal tone. Ifyou then touch , the display goes out.17.2 MalfunctionsFault Cause and troubleshootingThe appliance is notworking.The circuit breaker in the fuse box has tripped.▶ Check the circuit breaker in the fuse box.There has been a power cut.▶ Check whether the lighting in your kitchen or other appliances are working.1. Open the appliance.Following a power cut, the touch fields light up in ascending order from left to right.The display goes out after approx. 30 seconds and the appliance is ready for operation.2. Start the required operating mode.The appliance isswitched on. The op-eration indicator doesnot light up.The operation indicator is defective.▶ Call the after-sales service.→ "Customer Service", Page 15