Using this Bosch SMS50E series door switch assembly is simple. First, make sure your dishwasher is unplugged for safety. Then, locate the old door switch and carefully remove it. Install the new switch in its place, ensuring all connections are secure. When using the dishwasher, always close the door gently to avoid damaging the switch. For maintenance, keep the switch area clean and free from debris. If you notice any issues like the dishwasher not starting or the door not latching properly, check the switch for any visible damage. If you're unsure about anything, don't hesitate to contact us.