Hi ,im stuck with a problem on a ariston a1636 when i switch it on and choose a program and then press the start the door lock light flashes constantly, and the rapid light is on, have changed the interlock ,door is locking ok.(this machine has a 3 phase motor)has any one came across anything like this
But from my experience it was also some dirty on PCB arround those diodes&resistors (which are in line) near relays… you will see small burnt black line between pcb-routes.