Using this Westinghouse dishwasher control module is a breeze. First, make sure your dishwasher is unplugged or the power is turned off. Then, carefully remove the old control module and install the new one in its place. When you're done, plug the dishwasher back in or turn the power on. As for maintenance, keep the module clean and dry. Avoid using harsh chemicals on it. If you're not sure whether this module is suitable for your dishwasher, don't hesitate to contact us with your model number and product number code (PNC). There are several similar - looking modules, so we'll double - check with the manufacturer for you. Since we've been in the appliance parts business for over 25 years, you can trust our advice and the quality of this part.