replace the door switch ,turn power off to the machine,undo the door seal from the shell (its held in place by a wire and spring)reach inside the door and remove two screws that hold the switch in place,make note of the cable connections,(some are single wires,some have a polarised plug,get new door lock,and assemble it back into the machine,put door seal back on the shell,replace the wire ,bobs your uncle
mm, December 2014