Haier MRV II - 1. Wiring diagram of outdoor unit

- 138 -
1. Wiring diagram of Outdoor unit
1.1 R410A system
Part 4
Part in the dashed frame is optional.
0010529329
Y/G
3
7
6
5
4
2
1
R
W
B
BL
W
V
U
B
W
R
5
4
3
2
1
7
6
5
4
3
2
1
B
A
STOP
START
DOWN
UP
SW5
SW7
SW8
CJ2 RESETA
CN43
CN32
CN31
CN30
CN29
2
1
2
11
2
2
31
RESETB
CJ3
2
1
CN45
1
2
3
4
5
6
CN46
1
2
B_SERIAL
A_SERIAL
CN44
BUS1SERIAL
CN47
1
2
1
2
46
5
13
2
1
2
CN25
Td
R
2
31
13
2
4
N
W
V
U
W
power supply
CN16
7
46
5
13
2
11
LED7
LED4
T10AL250V
fuse
MODULE-COM
DCFAN-COM
VCC3
1
4
PTCL
PTCN
4
Y
CN40 W
6
5
4
32
1
GR
R
M
+
-
BL
GR
R
2
1
Y
GR
B
W
R
CN42
CN39 W
CN37
CN38 W
4
3
2
1
1
2
3
4
5
6
1
2
3
BUS2
CN36
BL
2
1
R
BUS1
CN35
R
CN34
HP
BL
LP
CN33
2
1
P
2
1
P
CN28
R
Pd
4
2
31
BL
Ps
CN27
Ta
Y
CN24
CN23
Tsco
G
CN22
Toci
W
CN21
Toil
B
CN20
Te
G
BL
Ts
CN19
1
2
3
2
3
1
2
1
2
1
22
1
R
BL
PMV1
CN18
PMV2
CN17
M
M
EEV
EEV
6
3 2
1 5
4
6
3 2
1 5
4
CN41
R
Y
B
SV4
G
CN4
SV5
CN5
BL
3
B
CN6
SV6
3
SV7
CN7
G
4
R
CN8
SV8
4
SV9
CN9
Y
4
W
CN10
SV10
SV11
CN11
BL
4
G
G
BL
CN13
HH
CN14
AH
2
31
2
31
CN12
SV12
CN15
4WV
CN3
SV3
CN2
SV2
CN1
SV1
13
2
13
2
2
31
42
1
2
31
2
31
2
31
13
2
13
2
2
1
2
31
2
31
2
31
321 4561312111098765412 3
14
Y
GR
R
N
R
S
T
NL1 L2 L3
L3L2L1 N
L3
L2
L1
N
GR
R
GR
R
C
N
2
C
N
1
CNVCC4
CNL2
12 12
3
2
1
radiator sensor
CNDC1
CNDC2
CNDR1
CN15V1
CNRS2
CNVDC
CNCT
CNTH
CNDR2
CNFGCN15V2
CNCT2
CNFAN
CNAC21
CN52CAC
5
4
1
2
33
2
1
3
42
1
1
2
3
1
24
3 3
42
1
1
24
32
13
4
75
6
fuse
T2AL250V
inverter board
COMP
W
V
U
12
4321
123456789
14 1 23456789
21
43
2
1
13121110
9
87654321
N
P
W
V
U
BL
B
+
-
+
-
Y
BB
Y
PTC
Y
B
( )
+
R
( )
V
W
B
( )
U
W
( )
( )
-
CBAYPQX
LD4
LD2
LD3
SW10
SW11
connecting board
SW6
LD1
SW9
1
+
2
-
radiator fan
FG
LED2
LED5
T2A DC 700V
fuse
CNVCC2
fan motor
driving board
W
gate circuit board
electrolytic
capacitor
concrete
resistor
AC
contactor
reactor
3- phase rectifier
outdoor power
supply block
filter
board
DC
motor
fan
capacitor board
high
pressure
switch
low
pressure
switch
high pressure
sensor
low
pressure
sensor
R
W
B
BL
outdoor power
supply block
3N~,380V,50Hz
communication
with
outdoor
communication
with
indoor
communication
block
Part 4