Using this Fisher & Paykel heater element is straightforward. First, make sure your dishwasher is turned off and unplugged. Locate the old heater element in your Dishdrawer DD605, DS605 model. Carefully remove the old element and replace it with this new one, following the existing connections. When you're done, plug your dishwasher back in and turn it on. For best results, use a good - quality dishwasher detergent. As for maintenance, periodically check the seals for any signs of wear or damage. If you notice any issues, replace the seals right away. Remember, this part is guaranteed, but improper use or neglect can void the guarantee. Always follow the manufacturer's instructions for your dishwasher and this replacement part.