Daikin · Altherma 3 H HT W
The home screen shows 'Error' or 'Malfunction' depending on the issue's severity. This indicates a problem with the system that needs attention. You can get more information from the unit's menu.
Click steps to track your progress.
Press the left dial to open the main menu.
Navigate to the 'Error' option and select it.
Press the dial again on the error screen to see a detailed description.