On the lower floor, to turn on the air conditioner, stand in front of the split and turn it on with the remote control (START button), adjust the temperature with the appropriate buttons (up arrow, down arrow). To adjust the fan power, press the FAN button. (If not visible, open the door of the wall remote control). To operate the air conditioner on the upper floor, use the control keypad located on the wall of the double bedroom, behind the door. Use the START key to turn it on and off, adjust the temperature with the appropriate keys (up arrow, down arrow).
To adjust the fan power, press the FAN button. (If not visible, open the door of the wall remote control). Don't touch any other keys, thanks.
For air conditioning, make sure the snowflake symbol is set in both the manual remote control and the wall remote control.
For heating, select the sun symbol instead. Set the 2 air conditioners with the same temperature or with a few degrees of difference.