Please read this owner’s manual carefullybefore operating the unit and keep it for future reference.DUCTLESS SINGLE ZONEHEAT PUMPINS528-201801-03Owner’s Manual38-21.5 SEER INVERTER9 000 to 24 000 BTU/hrModels:UHD09KCH38SUHD12KCH31SUHD18KCH25SUHD24KCH22S