Password vitocal 100-a

[Baccellomb]

Good evening

Is it possible to know the password for change parameters on my vitocal 100 a?

I need to change the paramether b05 (hysteresis) because my heat pump start and stop several time every day

The serial number is 793851801522019431

[Flo_Schneider]

Hello Baccellomb,

since we do not distribute and support your product in Germany, I am unfortunately unable to help you in this regard. Please contact the branch responsible for you in Italy.

https://www.viessmann.it/it/azienda/contatti-e-documenti-legali.html

Best regards
Flo