Hi guys this d/w we went to today,fd no 8504.It had water in when i arrived so i suspected a blockage or pump fault.But no it works well for about 5 mins the the display lights go off and its dead.Its a semi intergrated with control knob.Put it to reset but wont play ball,leave it for 10 mins and its off again for 5 mins then the same,ideas richard :rolls: