Vasco RF Manuel D'utilisation Et D'installation page 74

2- By using the rotary knob, you can change temporarily the desired
temperature up to 18°C for example.
Note: The cursor corresponding to the operating mode, i.e Eco mode in
our example, is blinking during the duration of the temporary derogation.
3- This change will be automatically cancelled at the next change of
programme or transition to the next day.
18 USER AND INSTALLATION MANUAL