26ENWarranty and ServiceFAQs and troubleshootingA fault may result from a minor error that you can correct yourself with the help of the followinginstructions. Do not attempt any further repairs if the following instructions do not help in eachspecific case.Warning: Repairs to the appliance are to be performed only by a qualified servicetechnician. Improperly effected repairs may result in considerable risk to the user. Ifyour appliance needs repair, please contact your customer service centre.What should I do if the cooking zones are not functioning?Check for the following possibilities:• The fuse in the house wiring (fuse box) is intact. If the fuses trip a number of times, call anauthorised electrician.• The appliance is properly switched on.• The control indicators in the control panel are illuminated.• The cooking zone is switched on.• The cooking zones are set at the desired heat settings.What should I do if the cooking zones will not switch on?Check for the following possibilities:• A period of more than 10 seconds has elapsed between when the On / Off button was actu-ated and the desired cooking zone switches on (see the section “Switching the applianceon”).• The control panel is partially covered by a damp cloth or liquid.What should I do if the display except for the residual warmth indicator sud-denly disappears?This could be a result of one of two possibilities:• The On / Off sensor was accidentally actuated.• The control panel is partially covered by a damp cloth or liquid.What should I do if, after the cooking zones have been switched off, residualwarmth is not indicated in the display?Check for the following possibility:• The cooking zone was only briefly used and therefore did not become hot enough. If thecooking zone is hot, please call the customer service centre.What should I do if the cooking zone will not switch on or off?This could be due to one of the following possibilities:• The control panel is partially covered by a damp cloth or liquid.• The child safety lock is on.What should I do if the display is illuminated?Check for the following:• The control panel is partially covered by a damp cloth or liquid. To reset, press the “On / Off”control sensor.