Your Water System will continue to attempt to keep the hot water “Cup of Tea Ready” for the amount of time specified in energy saving mode settings.

This means the Water System will occasionally make a boiling noise for a few moments to maintain the hot water temperature. You can adjust the timespan for this operation in setting menu energy saving mode.

When your Water System goes into energy saving mode the hot water temperature is allowed to lower and maintain a temperature around 65 Degrees. This also means the Water System will occasionally make a boiling noise for the few moments to maintain the hot water temperature.