2. Clean the glass cover.3. Replace the lamp with a suitable 300 °Cheat-resistant lamp.4. Install the glass cover.TroubleshootingWARNING!Refer to Safety chapters.What to do if...Problem Possible cause RemedyYou cannot activate or operatethe oven.The oven is not connected to anelectrical supply or it is connec-ted incorrectly.Check if the oven is correctlyconnected to the electrical sup-ply (refer to the connection dia-gram if available).The oven does not heat up. The oven is deactivated. Activate the oven.The oven does not heat up. The clock is not set. Set the clock.The oven does not heat up. The necessary settings are notset.Make sure that the settings arecorrect.The oven does not heat up. The automatic switch-off is acti-vated.Refer to "Automatic switch-off".The oven does not heat up. The Child Lock is on. Refer to "Using the Child Lock".The oven does not heat up. The fuse is blown. Make sure that the fuse is thecause of the malfunction. If thefuse is blown again and again,contact a qualified electrician.The lamp does not operate. The lamp is defective. Replace the lamp.It takes too long to cook thedishes or they cook too quickly.The temperature is too low or toohigh.Adjust the temperature if neces-sary. Follow the advice in theuser manual.Steam and condensation settleon the food and in the cavity ofthe oven.You left the dish in the oven fortoo long.Do not leave the dishes in theoven for longer than 15 - 20 mi-nutes after the cooking processends.The display shows "C3". The cleaning function does notoperate. You did not fully closethe door, or the door lock is de-fective.Fully close the door.20 www.zanussi.com