Daikin · Altherma Heat Pumps
The heat pump may not activate to provide heating if your programmable room thermostat is set to a temperature lower than the desired warmth for the room. It needs to be set above the current room temperature to start.
Click steps to track your progress.
Check the current temperature setting displayed on your programmable thermostat.
Increase the thermostat's set temperature to a level above the current room temperature.
Confirm that the heating schedule is active and the system is in heating mode.