Hotpoint FDM550 Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Hotpoint FDM550 This topic has 0 replies, 1 voice, and was last updated 12 years, 7 months ago by Gordonmacg. Viewing 1 post (of 1 total) Author Posts September 2, 2013 at 4:46 pm #76943 GordonmacgParticipant Good Evening all, I have an FDM550 which does not heat the water but works otherwise with no fault codes showing. I have checked the heaters and continuity between the front panel and the control board. Is the main PCB suspect? or am i missing something obvious? TIA Gordon Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In