21
Precautions for Setting Cool/Heat Selection Eligibility
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(Heat Pump System) (Heat Recovery System)
Indoor unit Indoor unit
A number of indoor units are
connected to a single outdoor unit.
Set the Cool/Heat/Fan mode selection
eligibility in one of the remote controllers.
A number of indoor units are
connected to a single BS unit.
Set the Cool/Heat/Auto/Fan mode selection
eligibility in one of the remote controllers.
BS (Branch Selector) unit:
The BS unit is used for cool or
heat mode selection.
Key Lock
Operation
Make settings and cancel settings in the Basic screen.
1
Cool
Set to
Cool
28°C
Basic screen
Continue pressing Menu/Enter button for at least
4 seconds. (During backlight lit)
2
Cool
Set to
Cool
28°C
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Menu/Enter button for at least 4 seconds. (During
backlight lit)