24 
8.2 Outdoor Unit 
8.2.1  CU-VU9SKQ  CU-VU12SKQ 
 
REMARKS
BLACK: (BLK)  BLUE: (BLU)  WHITE: (WHT)  RED: (RED)  YELLOW: (YLW)  GRAY: (GRY)  GREEN: (GRN)  BROWN: (BRW)
TERMINAL
BOARD
TO INDOOR UNIT
COMPRESSOR
FAN MOTOR
OUTDOOR AIR TEMP.
SENSOR (THERMISTOR)
PIPING TEMP.
SENSOR (THERMISTOR)
1
2
3
4
CN-TH
(WHT)
AC-WHT
(WHT)
FG1
(GRN)
FG2
(GRN)
GRN
BLK
BLK
WHT
WHT
GRN
AC-BLK
(BLK)
DATA
(RED)
RED
GRY
RAT2
(GRY)
GRY
RAT1
(GRY)
REACTOR
RED
BLU
YLW
U (RED)
FUSE103
T3.15A L250V
FUSE104
(15A 250V)
V (BLU)
W (YLW)
U
V
W
COMP. TEMPERATURE
SENSOR (THERMISTOR)
1
3
CN-TANK
(WHT)
MS
3 ~
P
N
SWITCHING POWER
SUPPLY CIRCUIT
FUSE102
T3.15A L250V
BLU
RED
YLW
FM1 (BLU)
FM2 (RED)
FM3 (YLW)
M
1~
FAN MOTOR
CIRCUIT
FUSE101
(20A 250V)
3
(RED)
2
(WHITE)
1
(BLACK)
N
L
PFC
CIRCUIT
ELECTRONIC CONTROLLER
YLW/GRN
GROUNDING
TERMINAL
SINGLE PHASE
POWER SUPPLY
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
YELLOW
(YLW) OR (C)
BLUE
(BLU)
OR (R)
RED
(RED)
OR (S)
TRADEMARK
COMP. TERMINAL
t°
t°
t°
 
 
 
Resistance of Outdoor Fan Motor Windings 
 
 
Resistance of Compressor Windings 
MODEL  CU-VU9SKQ / CU-VU12SKQ    MODEL  CU-VU9SKQ / CU-VU12SKQ 
CONNECTION  ACXA95-00130    CONNECTION  9RS092XBA21 
BLUE-YELLOW  178.6 Ω    U-V  1.152 Ω 
BLUE-RED  147.9 Ω    U-W  1.152 Ω 
    V-W  1.152 Ω 
Note: Resistance at 20°C of ambient temperature.       
    Note: Resistance at 20°C of ambient temperature.