Haier 2U40S2SM1FA Service Manual page 17

Compressor
M
R(U)
C(W)
S(V)
G
B W R OR BL
U V W P N
2U18: CN5 CN6 CN7 CN8 CN9
2U14: CN2 CN3 CN4 CN1 CN5
CN11
CN10
MOUDLE PCB
CN7 CN8 CN9 CN6
2U14:
CN3 CN1 CN2 CN4
2U18:
LI AC-L AC-N LO
Reactor
The dotted parst are optional.
R: RED B: BLACK
BL: BLUE GR: GRAY
W: WHITE BR: BROWN
Y/G: YELLOW/GREEN
OUTDOOR WIRING DIAGRAM
CN26 P
N
CN24
CAP
MOUDLE
CN23
B
COM
MOUDLE
CN22
BL
POWER
OUTDOOR PCB
B
W
CG-B CG-A
DC FAN XG-B XG-A XQ
CN21 CN25 CN31 CN18
DC Fan
M
motor
<A&B Pipe
temp.sensor>
PE
CN38
CN29
RJ45 DRAM
AC-L
CAP
AC-N
AC-L OUT
AC-N OUT
COM B
COM A
CN12
E-VALVE E-VALVE BOTTOM
HW CS TQ
B A HEATER
CN20 CN17 CN16
M M
A&B Electronic
Bottom
expansion valve heater
15
0011506856
Condensor
Y/G
Y/G
G G
Y/G
CN3
B
CN2
W
CN1
B
CN6
W
CN7
BR
R
CN5
W
N
B W
W
CN11
CN9
AC-L OUT
CN8
AC-N OUT
VALVE
CN48 CN10
4-way
valve
Warning:
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.
Domestic air conditioner
Wiring diagram
G G
G
G
1---N
2---L