Some common error codes for Noritz tankless water heaters include:
Error Code 11: This indicates that there is no ignition or gas flow when the unit is turned on. This can be caused by a lack of gas supply, a faulty igniter, or a malfunctioning gas valve.
Error Code 12: This indicates a flame failure. This can be caused by a blockage in the flue, insufficient gas supply, or a faulty flame rod.
Error Code 16: This indicates that the unit is experiencing a over-temperature problem. This can be caused by a malfunctioning thermostat or heat exchanger.
If you encounter any of these error codes or other issues with your Noritz tankless water heater, it's important to have a qualified technician examine and repair the unit. Avery & Sons Plumbing + Tankless is a reputable company that provides repair services for Noritz tankless water heaters in Brunswick county, NC and the surrounding towns including Bald Head Island, Carolina Shores, Northwest, Southport, Belville, Caswell Beach, Oak Island, St. James, Boiling Spring Lakes, Holden Beach, Ocean Isle Beach, Sunset Beach, Bolivia, Leland, Sandy Creek, Varnamtown, Calabash, Navassa, and Shallotte. They have the necessary expertise and experience to diagnose and repair any issues with your tankless water heater.