Siemans HB56M550B/03 Oven Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Siemans HB56M550B/03 Oven This topic has 3 replies, 3 voices, and was last updated 17 years, 3 months ago by expertcat. Viewing 4 posts - 1 through 4 (of 4 total) Author Posts December 29, 2008 at 9:08 am #42122 expertcatParticipant siemans hb56m550b/03 serial number 8703-000039 Sometimes comes on with E15 in display even when oven is cold. Othertimes it comes on and runs fans but doesnt heat other times works normally. Has anyone got a list of fault codes for the bosch siemans neff cookers Or any pointers to what the fault code is relaying. Do Bosch group do a cd rom for there spares. Expertcat January 1, 2009 at 11:20 am #272450 expertcatParticipant Any helpers out there January 1, 2009 at 11:56 am #272451 bazza500Participant Re: Siemans HB56M550B/03 Oven Dont know about the fault code but spares diagrams are here. http://www.bshappliancecare.com/ January 1, 2009 at 2:49 pm #272452 nomadPaulParticipant E15 normally means that the oven has detected an overheat state – Author Posts Viewing 4 posts - 1 through 4 (of 4 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In