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Wiring diagrams
OUTDOOR UNIT WIRING DIAGRAM
COMPRESSOR
M
R(U)
C(W)
S(V)
B
W
R
U
P
N
V
W
CN5 CN6 CN7
CN8 CN9 BL
MOUDLE PCB
CN3 CN1
CN4
CN2
LI
AC-L
AC-N
L0
GR
GR
REACTOR
Note:The dotted parts are optional.
The @1 and the @2 cannot exist at the time,
but must keep one of them.
B: Black
W: White
R: Red
Y/G: Yellow/Green
BR: Brown
OR: Orange
BL: Blue
GR:Gray
P
CN28
OR
CAP
CN25
BL
N
B
B
CN24
CN11
MODULE COM
BL
CN23
CN10
MODULE POWER
CN19
CN17
CN17
CN18
TC CS
HW
TC
CS
@1
CAP
FUSE1
T25A 250VAC
OUTDOOR PCB
AC-L OUT
BR(OR B)
CN10
BL(OR W)
CN43
CN47
HW
XQ
AC FAN
M
~
SUCTION
AC FAN
MOTOR
TEMP.SENSOR
DON'T TOUCH CAPACITOR, EVEN AFTER PLUG-OFF ( DANGER OF ELECTRIC SHOCK)!
THE CAPACITOR RETAINS HIGH VOLTAGE EVEN AFTER THE PLUG-OFF. FOR YOUR
SAFETY, BE SURE TO WAIT AT LEAST 5 MINUTES.AFTER PLUG OFF AND USE A
TESTER TO CONFIRM THE VOLTAGE BETWEEN CONNECTOR CN25 AND CN28(ON MAIN
@2
PCB BOARD) IS LESS THAN DC 10V BEFORE START SERVICING OR LED2
EXTINGUISHED.
14
Functions and control
0010534175A
BR(OR B)
AC-L CN2
BL(OR W)
CN1
AC-N
CN36
COMB
R
COMA
BL(OR W)
N
AC-L OUT
BR(OR B)
CN7
AC-N OUT
CN6
BL(OR W)
CN9
AC-N OUT
PE
Y/G
CN50
CN3
CN15
CN11
VALVE A
CN22
M
M
ELECTRIC
4-WAY VALVE
DC FAN
EXPANSION
MOTOR
VALVE
WARNING
CAUTION
Domestic air conditioner
Y/G
DRED LINE
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