indesit model we8x. filling and draining, no problems there. even spins. but will not start a program. or any cycle. when you start it, it jsut fills and then you can only empty it. flashing an error code h20?? all pipes have been checked and seems to be ok? have no idea what the problem is or how to fix. any one have any ideas or tips, be very grateful. its 6yrs old