Bosch HBL745AUC Use and Care Manual - Page 41

Problem Solving Bosch HBL7 / HBN7 Oven Use and Care Manual Solving Operational Problems Before calling for service, check the following to avoid unnecessary service charges. OVEN PROBLEM The oven mode or temperature selected or the numbers selected do not appear in the display PROBLEM SOLVING STEPS The knob was turned too rapidly.Turn knob slower until correct wording or temperature appears. Review manual instructions when setting clock, timer, or Self-Clean. F followed by 2 or 3 digits appear in the display window Touch UPPER CANCEL or LOWER CANCEL or turn power off at the circuit breaker.Wait 5 minutes and turn it back on. If condition persists, note the code number and call an authorized servicer. F121 Cooling fan continues to run after oven is turned off This is caused by close contact to the control panel for more than 60 seconds, such as someone leaning against the controls or objects hanging in front of controls. See item above for correction. The fan turns off automatically when the electronic components have cooled sufficiently. Oven door is locked and will Turn the oven off at the circuit breaker and wait 5 minutes.Turn breaker not release, even after cooling back on.The oven should reset itself and will be operable. Oven is not heating Check the circuit breaker or fuse box to your house. Make sure there is proper electrical power to the oven. Make sure the oven temperature has been selected. Oven is not cooking evenly Check oven calibration.Adjust calibration if necessary (see Calibrating Oven Temperature, Page 28). Refer to cook charts for recommended rack position. Always reduce recipe temperature by 25°F when baking with Convention Bake mode. Oven temperature is too hot or too cold Oven light is not working properly Oven light stays on Cannot remove lens cover on light Oven will not Self-Clean properly Clock and timer are not working properly Excessive moisture Porcelain chips The oven thermostat needs adjustment. See Calibrating Oven Temperature, Page 28. Replace or reinsert the light bulb if loose or defective. See Page 37. Touching the bulb with fingers may cause the bulb to burn out. Check for obstruction in oven door. Check to see if hinge is bent. There may be a soil build-up around the lens cover. Wipe lens cover area with a clean dry towel prior to attempting to remove the lens cover. Allow the oven to cool before running Self-Clean. Always wipe out loose soils or heavy spill-over before running Self-Clean. If oven is badly soiled, set oven for a four-hour Self-Clean. See Preparing the Oven to Self-Clean, Page 31. Make sure there is proper electrical power to the oven. See the Clock and Timer sections on Pages 12 and 13. When using Bake mode, preheat the oven first. Convection Bake and Convection Roast will eliminate any moisture in oven (this is one of the advantages of convection). When oven racks are removed and replaced, always tilt racks upward and do not force them to avoid chipping the porcelain. HOW TO OBTAIN SERVICE For authorized service or parts information call 800/ 735-4328. We want you to remain a satisfied customer. If a problem does come up that cannot be resolved to your satisfaction write to Bosch Customer Support, 5551 McFadden Avenue, Huntington Beach CA, 92649 or phone 800 / 735-4328. Please include the Model Number, Serial Number and date of original purchase and installation. Page 39