hi there could someone tell me why my hotpoint df 61 dishwasher is so very very noisy on the cleaning mode. its been noisy for a while now ......and last night it didnt put any water in it !! mrs is now having to wash dishes in the sink .....oh dear ! your thoughts please . many thanks jimpy . ps also ive seen a pump on ebay really cheap ...how easy are these to fit or is it a specialist job? cheers .