Make sure the radiator is in AUTO mode to follow the program.
If you enter the program editing menu from standby, when you leave the menu, the radiator returns to standby and will not run the program until you put it in AUTO.
To put the radiator in AUTO mode from standby, press the ON/OFF key, then press the mode button to cycle through the modes until AUTO appears on the screen.
You should be able to see the program blocks you set on the bottom of the screen. Now, the radiator should follow the program.
If you enter the program editing menu from standby, when you leave the menu, the radiator returns to standby and will not run the program until you put it in AUTO.
To put the radiator in AUTO mode from standby, press the ON/OFF key, then press the mode button to cycle through the modes until AUTO appears on the screen.
You should be able to see the program blocks you set on the bottom of the screen. Now, the radiator should follow the program.