Operation Manual

78
EN
Problem The display does not function.
Solution Thermostat OpenTherm: your boiler may not support OpenTherm Smart
Power. Thermostat RF: insert (full) batteries.
Problem The backlight for the display does not work.
Solution Thermostat OpenTherm: your boiler may not support OpenTherm Smart
Power.Inthatcasetbatteriesinthethermostat(seeparagraph3.2).
Thermostat RF: insert (full) batteries.