I cannot associate zones 7 and 8 to the system

If you have a system with more than 6 zones and cannot associate them, make the following checks:

Take into account that you will need the 8 zones expansion module (AZCE6EXP8Z) connected to the Airzone bus to be able to use more than 6 zones.

If the module is correctly connected to the main control board, check if it is working properly by entering to (See: My thermostat shows Error 14) .