inside the large black hose that is attached to the bottom of the outer drum,need some large slip pliers to remove the clip by squeezing the tails together, can replace clip with a large jubilee clip if you want,
learn to do this YOURSELF as Hotpoint quote £95+for doing this for you .
empty /check filter every 3 months doing a service wash on 90+ powder bleach and white vinegar NO WASHING may help with the SMELL problem KILLS MOULD
wirecutterman, May 2010