Daikin RQYQ140-180PY1 Service Manual page 89

SiBE341001
2.1.2 Cool / Heat Mode Switching
There are the following 4 cool/heat switching modes.
Set Cool / Heat Separately for Each Outdoor Unit System by Indoor Unit Remote Controller
Test Operation
Set cool/heat separately for each outdoor unit system by indoor unit remote controller.
Set cool/heat separately for each outdoor unit system by cool/heat selector.
Set cool/heat for more than one outdoor unit system simultaneously in accordance with
unified master outdoor unit by indoor unit remote controller.
Set cool/heat for more than one outdoor unit system simultaneously in accordance with
unified master outdoor unit by cool/heat switching remote controller.
Set cool/heat at all outdoor unit systems simultaneously for each outdoor unit external
control adaptor by using the central remote controller.
It does not matter whether or not there is outdoor - outdoor unit wiring.
Set outdoor unit PCB DS1-1 to IN (factory set).
Set cool/heat switching to IND (individual) for "Setting mode 1" (factory set).
Field Setting from Outdoor Unit
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