System Layout - Daikin VRV IV Installer And User Reference Manual

5.1 System layout

RXMLQ8 + RXYLQ10~14T7Y1B*
VRV IV system air conditioner
4P543427-1A – 2020.10
Depending on the type of outdoor unit which is chosen, some functionality will or
will not exist. It will be indicated throughout this operation manual when certain
features have exclusive model rights or not.
a
i
b c d
g
a VRV IV Heat pump outdoor unit
b Refrigerant piping
c VRV direct expansion (DX) indoor unit
d VRV LT Hydrobox (HXY080/125)
e BP box (required to connect Residential Air (RA) or Sky Air (SA) direct expansion
(DX) indoor units)
f Residential Air (RA) direct expansion (DX) indoor units)
g User interface (dedicated depending on indoor unit type)
h User interface (wireless, dedicated depending on indoor unit type)
i Cool/heat changeover remote control switch
c e c
f
g g g
h
5 About the system
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c
g
Installer and user reference guide
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