I HAVE THE SAME PROBLEM. IV'E JUST LEARNT ON ANOTHER SITE  --  WWW.FIXYA.COM  --  THAT IT MAY BE BECAUSE THE WATER IS OVERHEATING AND SO SHUTS OFF.-  HAVE A LOOK AT THE SITE AND SEE IF THE THERMAL SWITCH RESET BUTTON IT REFERS TO AS A POSSIBLE SOLUTION WORKS FOR YOU. I'M ABOUT TO GIVE IT AGO WHEN HUBBY GETS IN !
                 SARAH
                
 February 2009