USER’S MANUAL Centralized Controller MCM-A202A/A202AU MCM-A202B System Air Conditioner E S F I P D G Ne Po Hu R A DB98-29807A(2)
Safety Precautions Before using the centralized controller, read the instructions in this booklet carefully. ● Keep this Owner's Instructions booklet plus the Installation Manual in a handy and ● safe place. If the user of this product changes, hand over the manuals to the new user.
◆ Do not install this product in places where it will come CAUTION into contact with volatile substances such as machine oil, benzene, gasoline or naphtha. ◆ Do not install this product in places where it will come into contact with combustible gases such as sulfuric gas, hydrogen gas, methane gas, etc.
View of the Centralized Controller Front View N The operating lamp comes on even when only one air conditioner connected to the centralized controller is operating. Side View Operating Mode Switch N Choose the appropriate operating mode with the Operating Mode Switch that enables the user to choose between the Cool/Auto/Heat mode.
Setting the Operating Mode The operating mode can be adjusted with the Operating Mode Switch. It is also possible to control the operating mode of the air conditioner with the wired/wireless remote controller or the indoor unit button. Choose an appropriate operating mode with the Operating Mode Switch.
Setting the Operating Mode (cont.) The operating mode can be affected by the operating status of the indoor unit and the centralized controller. N The air conditioner can operate in a mode other than the one specified with the Operating Mode Switch. When operating the indoor units in the Cool or Heat Mode If the operating mode that was selected when the unit was last used is the same as the centralized controller's...
When using the Centralized Controller Up to sixteen air conditioners can be turned on or off if the centralized controller is used. However, you cannot adjust the cooling temperature or set the timer with it. If you are also using the wired remote controller, CENTRALIZED CONTROL is displayed at the top of the remote controller.