22Eliminating minor faults yourselfBefore you call customer service:Please check whether you can eliminate the fault yourself based on the following information.Customer service will charge you for advice –even if the appliance is still under guarantee!ApplianceFault Possible cause Remedial actionAppliance has no refrigerationcapacity.The light does not work.The display does not illuminate.Appliance has been switched off. Press the On/Off button.Power failure. Check whether the power is on.The fuse has been switched off. Check the fuse.The mains plug has not been insertedproperly.Check whether the mains plug is secure.The refrigeration unit is switchingon more frequently and for lon-ger.Appliance opened frequently. Do not open the appliance unnecessarily.The ventilation openings have been cov-ered.Remove obstacles.Large quantities of fresh food areplaced in the freezer.Activate fast cooling and/or fast freezing.The temperature inthe refrigerator compartmentor freezer compartment is toocold.Temperature has been set too low. Increase the temperature (see chapter Select-ing the temperature).The light (LED) does not work. The LED lamp is defective. Call customer service.Light switch is jammed. Check whether it can be moved.You experience unpleasantodours.Strongly smelling food is not sealed. Clean the appliance. Seal strongly smellingfood (see chapter “Odours”).Display indicates “E..”. Electronics have detected a fault. Call customer service.Display indicates “LOW-POWER”.The mains voltage falls belowthe permitted limiting value.When the mains voltage reaches the stipulatedvalue again, the warning message goes out.If the warning message lasts for longer, informthe energy supply company.Display indicates “HIGHVOLT”. The mains voltage exceedsthe permitted limiting value.When the mains voltage reaches the stipulatedvalue again, the warning message goes out.If the warning message lasts for longer, informthe energy supply company.Condensation forms on the railon the left door.Condensation of warm air. Switch on heater in the rail (see chapter “Spe-cial functions”, section “Door rail heater”).