Haier 2U50S2SM1FA-3 - Page 17

Wiring diagram
Domestic air conditioner
15
CN3
●
CN2
CN1
CN6
CN7
CN5COM A
N
CN26
CN24
CN23
CN22
CN11
CN12
CN9
CN8
AC-L OUT
CN10
VALVE
CN48
BO TTOM
HEATER
CN16
E-VAL VE
A
CN17
E-VAL VE
B
CN20
HW CS TQ
CN18
XQ
CN31
XG -A
CG-A
CN25
XG -B
CG-B
CN21
DC FAN
CN8
CN3
CN11
CN10
CN38
CN29
MOUDL E
COM
MOUDL E
PO WER
P
CN9
N
CN7
W
CN6
V
CN5
U
R(U)
S(V)
C(W)
G
M
Compressor
MOUDLE PCB OUTDOOR PCB
LI
CN1
AC-L
CN2
AC-N
CN4
LO
Reactor
B W R
OR BL
P
N
BL
B
M
R: RED B: BLACK
BL: BLUE GR: GRAY
W: WHITE BR: BROWN
Y/G: YELLOW/GREEN
1.Don't touch capacitor,even after plug-off(danger
●
of electric shock).
2.The capacitor retains high voltage even after the
plug-off.
3.For your safety,be sure to wait at least 5 minutes.
The dotted parst are optional.
DC Fan
motor
<A&B Pipe
temp.sensor>
CG-B
XG -B
CG-A
XG -A
Sution temp. sensor
Ambient temp. s.
Defrost temp. s.
Comp. temp. s.
M
A&B Electronic
expansion valve
M
Bottom
heater
4-way
valve
B
W
W
AC-N OUT
COM B
AC-L OUT
AC-N OUT
W
R
BR
W
B
W
B
AC-N
AC-L
PE
W
B
Y/G
Condensor
G
G
G
RJ45 DRAM
G
●
G
Power
●
To Indoor BTo Indoor A
0011506856
OUTDOOR WIRING DIAGRAM
Warning:
Y/G
Y/G
CAP CAP
3(C) 3(C)
1---N
2---L
G
2U18:
CN1 CN5CN4CN3CN2
2U14:
2U18:
2U14:
CN7 CN8 CN9 CN6