For some heat pumps, the heating curve values in ViCare app do not match those on the device display. This is not an error. Your heat pump is working correctly according to the values shown on the display. The cause lies in the different rounding of the temperature values . The maximum temperature deviation can be +/- 1 degree.
You can use the following images to compare the values from the app and the display as an example:
The values in the app:
The values on the display: