Find this tread:
https://community.openhab.org/t/comfoair-binding-1-9-for-zehnder-in-openhab2/16964/17?u=gieemek
The same error as yours on Comfoair 550.
Find this tread:
https://community.openhab.org/t/comfoair-binding-1-9-for-zehnder-in-openhab2/16964/17?u=gieemek
The same error as yours on Comfoair 550.