52In case of a malfunction first check the householdfuses. If the power supply is functioning correctlycontact your dealer or Gaggenau after-salesservice.Please specify the E number and FD number of theappliance when calling our after-sales service. Youfind these numbers on the rating plate of theappliance.Repairs may only be carried out by authorisedtechnicians, in order to guarantee the electricalsafety of the appliance.$ Warning! Incorrect repairs may result in seriousinjury to the user.All poles of the appliance must be disconnectedfrom the electricity when being repaired (switch offthe household fuse or the circuit breaker in the fusebox).For technical reasons the lamp cover cannot beremoved. Lamp must only be replaced by Gaggenauafter-sales service.Important! Do not remove the lamp cover.Non compliance with these recommendationsresults in the warranty coverage becoming invalid.Error MessagesIf a malunction occurs and the appliance does notheat up, an error code will be shown on the display.If E003, E303, E115 or E215 is shown on the displaythe appliance is too hot. Switch off the applianceand let it cool down.If a different error code is shown on the display callthe after-sales service. Please specify the errorcode and the appliance type. You find the appliancetype on the rating plate.Switch off the temperature knob.Note:The short timer and stop clock can still be used.Trouble ShootingE10413:30