Cleaning and servicing en 19 Cleaning and servicing To keep your appliance working efficiently for a long time, it is important to clean and maintain it carefully. 19.2 Cleaning the hob Clean the hob after every use to stop cooking residues from getting burnt on. Requirement: The hob must be cold. Do not allow the hob to cool down if it has sugar stains, plastic or alu- minium foil on it. 1. Remove heavy soiling using a glass scraper. 2. Clean the hob with a cleaning agent for glass 19.1 Cleaning products You can obtain suitable cleaning products and glass scrapers from customer service, a retailer or the online shop www.bosch-home.com. ATTENTION!
Unsuitable cleaning products may damage the sur- faces of the appliance. ▶ Never use unsuitable cleaning products. ▶ Do not use cleaning products while the hob is still hot. This may cause marks on the surface. ceramic. Follow the cleaning instructions on the packaging of the cleaning agent. Tip: You can achieve good cleaning results using a special sponge for glass ceramic.
Unsuitable cleaning products Ў Undiluted detergent Ў Detergent intended for dishwashers Ў Abrasive cleaning products Ў Aggressive cleaning products such as oven spray or stain remover Ў Abrasive sponges Ў High-pressure or steam jet cleaners 19.3 Cleaning the hob surround If the hob frame is dirty or stained after use, clean this. Note: Do not use a glass scraper. 1. Clean the hob frame with hot soapy water and a soft cloth. Wash new sponge cloths thoroughly before use. 2. Dry with a soft cloth. 20 Troubleshooting You can rectify minor faults on your appliance yourself. Read the troubleshooting information before contacting after-sales service. This will avoid unnecessary costs.
20.1 Warnings Notes Ў If appears in the displays, press and hold the sensor for the respective cooking zone and read the fault code. Ў If the fault code is not listed in the table, disconnect the hob from the power supply and wait 30 seconds before reconnecting it. If this display appears again, contact the technical after-sales service and specify the exact fault code. Ў If an error occurs, the appliance does not switch to standby mode. Ў In order to protect the appliance's electronic parts from overheating or surge currents, the hob may temporarily reduce the power level. WARNING ‒ Risk of injury! Improper repairs are dangerous.
▶ Repairs to the appliance should only be carried out by 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 out by trained specialist staff. ▶ Only use genuine spare parts when repairing the appliance. ▶ If the power cord of this appliance is damaged, it must be replaced with a special connection cable, which is available from the manufacturer or his Cus- tomer Service. 20.2 Information on the display panel Fault Cause and troubleshooting No displays light up. The power supply has been disconnected.
▶ Use other electrical appliances to check whether there has been a power failure. The appliance has not been connected as shown in the circuit diagram. ▶ Connect the appliance in accordance with the circuit diagram. Electronics fault ▶ If you are unable to rectify the fault, inform the technical after-sales service. The displays flash. The control panel is wet or an object is covering it. ▶ Dry the control panel or remove the object. 17