Essentials Bluetooth Round User Manual page 38

„AF" (Anti-Freezing Mode). Press the pair button to cancel.
App operation: Click the anti-freezing icon( ) to turn on/off the
function in the App settings screen.
Note: Once this function is activated, other functions are not
available unless the function is deactivated.
7.9 Heating Stop (Power Saving) Mode
Battery life can be prolonged by switching the heating off. To
achieve this, the valve is closed fully. To activate the heating
stop, the device display „HS" (Heating stop), press the pair but-
ton to cancel. please proceed as follows:
App operation: Click the Heating stop icon( )to turn on/off the
function in the App settings screen.
Note: Once the function is activated, other functions are not
available unless the function is deactivated.
7.10 Anti-Calcification (Descaling) Protection
The equipment will automatically run for a period of time every
week to prevent calcification of the valve.