Famous Tankless Water Heater Maintenance Requirements Ideas. We will go over what each of these categories are, why they are crucial for your unit’s performance, and how you can ensure you do the needful. Most people don’t know that tankless water heaters need regular maintenance.

Turn off and unplug the unit, then remove the front cover. In most cases, flushing is necessary about once every 2 to 3 years. By following the essential maintenance steps outlined in this guide, you can enjoy a continuous supply of hot water while minimizing energy consumption and avoiding costly repairs.