Worcester boiler with wireless thermostat

[Deano]

son has had Worcester style installed and has Easy Control RF thermostat, table tennis stand and Worcester Bosch easy control wireless key for bottom of boiler. Does he need internet connection in house to work thermostat or should it pick up wireless key? I'm h

 

[Gasmk1]

Bosch EasyControl - Smart Thermostat | Worcester Bosch - https://www.worcester-bosch.co.uk/products/boiler-controls/bosch-easycontrol if no internet you have to put it into manual

https://www.worcester-bosch.co.uk/downloads/bosch-easycontrol-installation-manual.pdf