zanussi zvt860x Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › zanussi zvt860x This topic has 0 replies, 1 voice, and was last updated 15 years, 2 months ago by franz. Viewing 1 post (of 1 total) Author Posts February 1, 2011 at 9:48 pm #60708 franzParticipant a friend has one of these to install – when he went to install it he says it has a 4 core cable – earth live & neutral + 1 black wire – what is the black wire for as there is nothing mentioned in the installation instructions./ Franz 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