undo the clip holding the pipe to the sink u bend, check that the u bend hole is  not blocked if ok  place the end of drainpipe into a  empty bowl,lower the pipe and bowl to the floor ,watch out for the  water flowing out, you may have to empty the bowl  due the amount of water in machine thrown this outside as you cannot use the sink, when water stops gently  remove the front lower kick panel you should see the filter housing ( use old towel for spillage ) unscrew and clean filter out ,shine a torch in hole check pump is clear and turns, 
reassemble filter and hoses,   put the wet clothes in drum advance the program to a spin and  try a spin program,
no joy its change the drain pump ,
                
 wirecutterman
                
 February 2010