| 摘要 |
PROBLEM TO BE SOLVED: To easily make a control board common or change the setting of operation, detect the indoor unit of a host machine for controlling a plurality of indoor units as a group and simultaneously set the same setting data to to all indoor units under a group control as update data. SOLUTION: An operation setting updating means selects setting data as update data in accordance with an input signal from a signal input means 9 outside indoor units and updates an operation setting in a first storing means based on the update data. When a plurality of indoor units 5-1, 5-2, and 5-3 undergo a group control viewing from the signal input means 9, if an access is made to the plurality of indoor units 5-1, 5-2 and 5-3 in the group from the signal input means 9, the indoor unit 5-1 first called by the signal input means 9 is set as the host machine of the plurality of indoor funits 5-2 and 5-3 which undergo a group control. |
