High Temperature & pressure Gas
High Temperature & pressure Liquid
Low Temperature & pressure Liquid
Low Temperature & pressure Gas
6
7
8 9
( )
C
1
9
2
7
8
AC
V_PR
Receiver
E_M
T_S
T_CO
HX_PHE
T_W
V_MC
BV_HP
CV_HR
CV_MC
V_HG2
IPMC1
IPMC2
BV_HG
BV_LG
T_EO
V_EB
HX_IC
T_EI
E_EVI
T_L
CV_L2
V_L
CV_L
BV_L
V_AR
PS_H
V_4W
V_HC
CV_HC
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Cooling
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Heating
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
Cooling
Outdoor Heat Exchanger (OHX)
Indoor Fan Motor (IFM)
6
3
5
4
A
B
PS_L
V_HG
T_CT1
V_EVI2
V_EVI1
COMP1 COMP2
T_D2
T_CT2
T_D1
OS1
OS2
PW_H2
CV_D2
CV_D1
PW_H1
T_S2
Cooling operation
Main cooling oper.
Heating operation
Main heating oper.
Outdoor unit MCU Indoor units Outdoor unitsMCU
Unit
1 2
3
4
5
( )
A
B