Use this link to download a users manual for your model it will explain every thing you need to know
http://www.hotpointservice.co.uk/hs/pages/manual/manualSearch.do
casper....www.selfix-uk.co.uk
October 2008
I can answer this question...
please explain the functioning of dryer in hotpoint wd 420.i want to use on?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix washing machines.