16 English
Basic Operation
Setting the Cool / Heat Changeover Master
(VRV only)
Settin
Chan
es
See page 18 for an explanation of the cool/heat changeover master indoor unit.
1
Cool
Return Setting
Set to
Cool
74F
Cool
Return Setting
Set to
Cool
74F
MASTER
CONTROLLED
Press the Operation Mode Selector button
●
on the remote controller of the changeover
master indoor unit for at least four seconds.
(While the backlight is illuminated)
The “
●
MASTER
CONTROLLED
” icon on each remote controller for the
indoor units connected to the same outdoor unit or
BS unit will start fl ashing.
Vent mode setting changes are possible regardless of the cool/*
heat changeover master indoor unit.
If cool/heat mode is confi gured for control from the outdoor unit, *
all remote controllers serving the associated indoor units will
display its “
MASTER
CONTROLLED
” icon.
Set the cool/heat changeover master indoor unit as
●
outlined below.
The icon “ ” will flash on all remote controllers when the power is turned ON for the first time.
Selection Settin
s
MASTER
CONTROLLED
2
Cool
Return Setting
Set to
Cool
74F
MASTER
CONTROLLED
Cool
Return Setting
Set to
Cool
74F
Press the Mode Selector button on the
●
remote controller of the indoor unit which
is to serve as the cool/heat changeover
master.
The remote controller for the changeover
master indoor unit is established and the
MASTER
CONTROLLED
icon disappears.
Other remote controllers in the system
(indoor units served by the same outdoor
unit or indoor units served by the same
branch selector (BS) unit) will now display
the
MASTER
CONTROLLED
icon.
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