hotpoint wd420p Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › hotpoint wd420p This topic has 1 reply, 2 voices, and was last updated 17 years, 9 months ago by A1phil. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts June 28, 2008 at 7:59 am #37717 A1philParticipant hi about to replace control board on hotpoint wd420p do these like the wma need programming if so where do you get codes plus two of the edge connectors are different a two block blacks and a four block two blacks two orange thanks phil June 28, 2008 at 9:07 am #256154 helo_75Participant well there are two different boards one has a j10 connection, the other doesnt now, no they dont programme like a wma, theres an eprom slot on the pcb, youll need one few variations on eproms is it hot and cold fill / cold fill/ does it have a flushing valve on the heater box? the later ones had 2 cold fills, and a flushing valve u need to know whther it has a j10, and the above things need checking to get the right parts hope this helps Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In