(27) If anything abnormal happens (such as burning smell), please power off the unit and cut off the main
power supply, and then immediately contact LENNOX appointed service center. If abnormality keeps going,
the unit might be damaged and lead to electric shock or fire.
LENNOX will not assume responsibility for any personal injury or property loss caused by improper
installation, improper test running, and unnecessary repair or not following the instructions of this
manual.
2 Product Introduction
2.1 Names of Main Parts
One-to-one Cooling and Heating Mode Exchanger
One-to-two Cooling and Heating Mode Exchanger
One-to-more Cooling and Heating Mode Exchanger
Cooling and Heating Recovery Mode Exchanger
Fig. 2.1.1
Fig. 2.1.2
Fig. 2.1.3
2