Soleus Air KY-28U Owner's Manual page 11

NOTE: The information displayed on the LCD of the remote controller will only be tmnslnitted
to the air conditioner when the On/Off, Transmit, Sleep or Auto buttons (transmitting buttons)
are pressed. Any changes made to the LCD display will be reversed to the previous setting if
none of the transmitting buttons is pressed within 15 seconds after the changes are made.
NOTE: When the remote controller is off, the LCD only displays the current time.
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