These wiring diagrams are subject to change without notice; please refer to the one supplied with the unit.
L1
L2
TERMINAL
BLOCK
INDOOR UNIT AINDOOR UNIT BINDOOR UNIT CINDOOR UNIT D
N(1)
3
2
XTA
N(1)
3
2
N(1)
3
2
XTB
XTC
XTD
2
3
N(1)
TERMINAL BLOCK
TERMINAL BLOCK
EH
BOTTOM
HEATER
BAND
FAN MOTOR
OPTIONAL
OPTIONAL
OPTIONAL
L2
L2
WH(BU)
WH(BU)
RD(BN)
GN(YEGN)
RD(BN)
TERMINAL BLOCK
WH(BU)
GN(YEGN)
WH(BU)
RD(BN)
GN(YEGN)
RD(BN)
GN(YEGN)
TERMINAL BLOCK
WH(BU)
GN(YEGN)
XTE
2
3
N(1)
TERMINAL BLOCK
INDOOR UNIT E
WH(BU)
RD(BN)
GN(YEGN)
N
AC-L
T-SEN
AP1: Main Board
FD
FC
FB
FA
COM-IN
(yellow)
(red)
(black)
(white)
N2
M
HPP
4WAY
WARNING
Please don't touch any electronic
component or terminal when the
machine is running , stopping or
has been powered off for less than
30 minutes to prevent the risk of
electric shock!
FE
(green)
POWER
20K
50K
RT3RT2RT1
θ
θ
15K
θ
G
XT
BU
BN
L1
OUTTUBE
TEMP.
SENSOR
OUTROOM
TEMP.
SENSOR
EXHAUST
TEMP.
SENSOR
N
E1
N-OUT
AC-L
AP2
L-OUT
BN
Main Board
BU
G
YEGN
WH
GY
BK
EKV
BK
BNBU
BNBU
BNBU
BK(BN)
EKV
EKV
EKV
HPS
P
G
G
G
G
BN
L2
BU
BK
BK
BK
G
BK
EKV
θ
θ
θ
θ
θ
θ
θ
θ
RT2A
RT2B
RT2C
RT2D
20K
20K
20K
RT3A
RT3B RT3C
RT3D
20K
20K
20K
20K
20K
LIQUID PIPE
TEMP.
SENSOR
θ
GAS PIPE
TEMP.
SENSOR
RT2E
θ
RT3E
20K
BNBU
RD
OG
BU
20K
ELECTRONIC
EXPANSION
VALVE A
ELECTRONIC
EXPANSION
VALVE B
ELECTRONIC
EXPANSION
VALVE C
ELECTRONIC
EXPANSION
VALVE D
SWITCH
HIGH PRESSURE
L1
L1
COMP.
RD
YE
BU
W
V
L1
U
COMP
4YV
4-WAY VALVE
VT
VT
RD
RD
WH
WH
X1
PROTECTOR
OVERLOAD
SAT
WH
WH
W(RD)
U(BU)
V(YE)
OFAN
HEAT-B
COMP-OVC
ELECTRONIC
EXPANSION
VALVE E
CN803
CN802
MAGNETIC
RING
MAGNETIC
RING
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