Daikin BRC1E73 Mode D'emploi page 20

Basic Operation
Cool / Heat Mode Selection Availability
● "Cool", "Heat", and "Auto" are all only available for selection on the cool/heat changeover master
indoor unit. The following table indicates the available operating modes of the other indoor units
on the system based upon the selected mode of the master indoor unit.
When the master indoor
unit is set to
Cool mode
Dry mode
Heat mode
Fan mode
Auto mode (Cooling operation)
Auto mode (Heating operation)
Precautions for Selecting the Cool / Heat Changeover Master Indoor Unit
● The cool/heat changeover master must be set for a single indoor unit in the following applications
(2-Pipe Heat Pump System)
A number of indoor units are
connected to a single outdoor unit.
Set any one of the indoor units as the
cool/heat changeover master.
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The other indoor units in the system can be set to
Cool
(3-Pipe Heat Recovery System)
Indoor unit
A number of indoor units are connected
to a single Branch Selector unit.
Set any one of the indoor units as the
cool/heat changeover master.
Dry Heat
Branch Selector unit:
The Branch Selector unit is used for
cooling or heat mode selection.
Fan
Indoor unit
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