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Installation Manual
For group connections
• When configuring a group connection consisting of indoor units of 4-way air discharge type (including compact type) and
indoor units of other type (including air to air heat exchanger), set the 4-way air discharge type indoor unit as the header.
• When connecting an auto grille indoor unit in a group with some other indoor units, set the auto grille indoor unit as the
header.
Central control address
An address for central control must be set if you connect indoor units to a central control device. (For Light
commercial models, the TCC-LINK adapter is required.)
Be sure to stop operation of the air conditioners.
1 Select “Central control address” from
“Address” in the “Field setting menu”, and
press [ Set/Fix]
The current address of the indoor unit is displayed.
They are set to “Un” as the factory default setting.
2 Press [ Set/Fix], and press [ ] and
[ ] to do the setting
3 Press [ Set/Fix]
The message “Address confirm?” appears on
screen.
4 Press [ Set/Fix]
The changes are fixed.
“ ” appears while data is changing.