When the door is closed, a connection inside the lock powers an electrical coil wrapped around the bimetal part. This heats up the metal, which then bends.
The washing machine The water inlet valve on your washer is the part that connects the two water hoses to the machine, and it controls the flow of both hot and cold water.
A washing machine's drain function removes water from the tub during the spin cycle. The washer pump forces water from the bottom of the appliance into the drain hose.