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33
8.3 CS-Z42TKEW
CU-Z42TKE
2
(OUTDOOR UNIT)
S1
3
FUSE501
FUSE500
R
Y
-PWR
TEMP.
F
U
SE
U
F
U
S
E
301
SC
M
TEMP.
F
U
SE
(INDOOR UNIT)
SINGLE
PHASE
POW
E
R
SU
PP
L
Y
R
Y
-PWR2
NOISE FILTER
FUSE101
FUSE102
R
Y
-PWR
R
Y
-AC
MS 3 ~
CT102
4-W
A
YS
VA
LV
E
SC
PTC
PTC1
U
FUSE104
MS 3 ~
REACT
OR
FUSE103
IC19
TH3
NTC
N
L1
34
9. Wiring Connection Diagram
9.1 Indoor
Unit
tº
tº
tº
SW01
GROUNDING TERMINAL
GROUNDING TERMINAL
TO OUTDOOR UNIT
POWER SUPPLY
TERMINAL
BOARD
S1
N
L1
2
3
TEMP. FUSE 102
ºC 3A
TEMP. FUSE 102
ºC 3A
Y/G
Y/G
EVAPORATOR
BR
GR
Y
W
20A 250V FUSE500
20A 250V FUSE501
RY-PWR
ELECTRONIC CONTROLLER (SUB)
RY-PWR2
(GRAY) ACN501
(WHITE) ACN502
(YELLOW)
AC302
(BROWN) ACL501
(BLACK) AC306
BLACK
CN-DATA 1
(WHT)
CN-DATA 1
(YLW)
CN-DATA 2
(YLW)
CN-DATA 2
(WHT)
CN1 (WHT)
HIGH VOLTAGE
POWER SUPPLY
CN2 (WHT)
NANOE
GENERATOR
ELECTRONIC CONTROLLER (ECO SENSOR)
ELECTRONIC CONTROLLER (COMPARATOR)
ELECTRONIC CONTROLLER (ECO SENSOR)
CN-NANO
(GRN)
1
1
1
1
2
1
4
5
31
5
13
3
5
W
W
W
W
W
W
W
W
P
W
W
W
Y O R BR
W
G
R
R
R
O
O
O
Y
Y
Y
P
P
P
Y
GR
BR
BR
BR
BR
W W
W W W
BL
B W BL
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
4
4
4
4
5
5
5
5
6
5
5
5
5
1
3
3
3
CN-SENS2
(YLW)
CN-SENS2
(YLW)
CN-SENS1
(YLW)
CN-SENS1
(WHT)
CN-MSENS
(BLU)
CN-MSENS
(BLU)
CN-RMT (WHT)
CN-CNT (WHT)
CN-STM1 (WHT)
CN-STM2
(YLW)
CN-STM3
(BLU)
CN-TH (RED)
M
M
M
PIPING TEMPERATURE SENSOR 2 (THERMISTOR)
PIPING TEMPERATURE SENSOR 1 (THERMISTOR)
SUCTION TEMPERATURE SENSOR (THERMISTOR)
UP DOWN LOUVER MOTOR (OUTER)
UP DOWN LOUVER MOTOR (INNER)
LEFT RIGHT LOUVER MOTOR
NOISE FILTER
CIRCUIT
RECTIFICATION
CIRCUIT
ELECTRONIC CONTROLLER (MAIN)
COMMUNICATION
CIRCUIT
FUSE301
T3.15A L250V
AC306 (BLK)
AC303 (WHT)
AC304 (RED)
G301 (GRN)
W
R
G
FAN MOTOR
W W W W
W W W W W W
BL
W
B
R
Y
7 6 5
4
4
4
1
1
1
1
1
6
6
CN-RCV (YLW)
CN-FM (WHT)
CN-RCV (WHT)
CN-DISP (WHT)
CN-DISP (YLW)
ELECTRONIC CONTROLLER (DISPLAY)
REMOTE CONTROLLER
LIGHT SENSOR
ELECTRONIC CONTROLLER (RECEIVER)
REMARKS
B: BLUE
P: PINK
BR: BROWN
O: ORANGE
BL: BLACK
G/GRN: GREEN
Y/YL
W
: YELLOW
W/WHT
: WHITE
R: RED
Y/G: YELLOW/GREEN
GR: GRA
Y
M
(FOR Z20/25/35/42TKEW & XZ20/25/35TKEW ONLY)
W W
W W
W W W W
4
1
1
1
6
8
CN-RCV (YLW)
CN-DISP (WHT)
CN-DISP (YLW)
ELECTRONIC CONTROLLER (RECEIVER &
DISPLAY)
REMOTE CONTROLLER
LIGHT SENSOR
(FOR Z50/71TKEW & XZ50TKEW ONLY)
35
9.2 Outdoor
Unit
9.2.1 CU-Z20TKE
TERMINAL
BOARD
TO INDOOR UNIT
COMPRESSOR
OUTDOOR AIR TEMP.
SENSOR (THERMISTOR)
SENSOR (THERMISTOR)
PIPING TEMP. SENSOR
(THERMISTOR)
(THERMISTOR)
1
4
t
0
t
0
AC-WHT
(WHT)
CN-MTR1
(WHT)
CN-MTR2
(WHT)
IC19
Q1
FG1
(GRN)
FG2
(GRN)
GRN
BLK
WHT
GRN
AC-BLK
(BLK)
DATA
(RED)
RED
GRY
RAT2
(GRY)
GRY
YLW
YLW
RAT1
(GRY)
REACTOR
RED
BLU
YLW
U (RED)
FUSE101
T3.15A L250V
V (BLU)
W (YLW)
U
V
W
3
5
5
1
10
14
16
1
COMP. TEMPERATURE
SENSOR (THERMISTOR)
SENSOR (THERMISTOR)
1
3
3
CN-TANK
(WHT)
t
0
ELECTRO-MAGNETIC
COIL (4-WAYS VALVE)
COIL (4-WAYS VALVE)
1
3
3
CN-HOT
(WHT)
CN-TH1
(WHT)
P
N
SWITCHING
POWER
SUPPLY CIRCUIT
FUSE104
T3.15A L250V
FUSE103
(20A 250V)
3
2
S1
COMMUNICATION
CIRCUIT
W
U
V
FAN MOTOR
ELECTRONIC CONTROLLER
MS
3 ~
RED
TRADE MARK
BLUE
YELLOW
COMP. TERMINAL
ELECTRO-MAGNETIC
COIL
(EXPANSION VALVE)
COIL
(EXPANSION VALVE)
CN-STM
(WHT)
1
6
M
REMARKS
BLUE: (BLU) BLACK: (BLK) WHITE: (WHT) RED: (RED)
YELLOW: (YLW) GRAY: (GRY) GREEN: (GRN) ORANGE: (ORG)
BLUE: (BLU) BLACK: (BLK) WHITE: (WHT) RED: (RED)
YELLOW: (YLW) GRAY: (GRY) GREEN: (GRN) ORANGE: (ORG)
MS
3 ~
RECTIFICATION
CIRCUIT
NOISE
FILTER
CIRCUIT
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
Resistance of Compressor Windings
MODEL CU-Z20TKE
CONNECTION 9RS092XAA21
(Ω)
U-V 1.152
U-W 1.152
V-W 1.152
Note: Resistance at 20°C of ambient temperature.
36
9.2.2
CU-Z25TKE CU-Z35TKE CU-Z50TKE CU-Z71TKE
tº
tº
tº
M
TO INDOOR UNIT
TERMINAL
BOARD
S1
2
3
RED
GRY
GRY
REACTOR
RAT2
(GRY)
RAT1
(GRY)
DATA
(RED)
BLK
AC-BLK
(BLK)
WHT
GRN
GRN
FAN
MOTOR
FUSE 1
FOR Z25/35TK
(20A 250V)
FOR Z50/71TK
(25A 250V)
FUSE 3
T3.15A L250V
AC-WHT
(WHT)
FG1 (GRN)
FG1 (GRN)
CN-MTR2
(WHT)
CN-MTR1
(RED)
FG2 (GRN)
1
10
P
N
U U (RED)
V (BLU)
W (YLW)
CN-STM1
(WHT)
V
W
Q1
14
W
IC19
U
V
16
1
3
3
5
NOISE FILTER
CIRCUIT
RECTIFICATION
CIRCUIT
PFC
CIRCUIT
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING
POWER
SUPPLY CIRCUIT
CN-TH1
(WHT)
CN-TANK
(WHT)
CN-HOT
(WHT)
1
1
1
1
3
3
6
4
OUTDOOR AIR TEMP. SENSOR
(THERMISTOR)
PIPING TEMP. SENSOR
(THERMISTOR)
COMPRESSOR TEMP.
SENSOR (THERMISTOR)
ELECTRO-MAGNETIC
COIL
(4-WAY VALVE)
YLW
YLW
YLW
RED
BLU
COMPRESSOR
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
MS
3~
ELECTRONIC CONTROLLER
MS
3~
COMPERSSOR TERMINAL
THE PARENTHESIZED LETTERS IS
INDICATED ON TERMINAL COVER
RED
(RED)
OR (S)
(RED)
OR (S)
(TRADEMARK)
BLUE
(BLU)
(BLU)
OR (R)
YELLOW
(YLW) OR (C)
REMARKS
BLU: BLUE
BLK: BLACK
WHT: WHITE
RED: RED
YLW: YELLOW
GRY: GRAY
GRN: GREEN
BLU: BLUE
BLK: BLACK
WHT: WHITE
RED: RED
YLW: YELLOW
GRY: GRAY
GRN: GREEN
FUSE 8
T3.15A
L250V
FUSE 6
(20A 250V)
FUSE 5
(20A 250V)
Resistance of Compressor Windings
MODEL
CU-Z25TKE / CU-Z35TKE
CU-Z50TKE
CU-Z71TKE
CONNECTION 9RS102XGA21
(Ω) 9RD132XAA21
(Ω) 9KD240XBA21
(Ω)
U-V 1.741 1.897
0.720
U-W 1.765 1.907 0.726
V-W 1.711 1.882 0.708
V-W 1.711 1.882 0.708
Note: Resistance at 20°C of ambient temperature.
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