Panasonic CS-C120TE / CS-C180TE / CS-C240TE / CU-C120TE / CU-C180TE / CU-C240TE Service Manual ▷ View online
– 11 –
CS-C120TE
Refrigeration Cycle Diagram
INDOOR UNIT
OUTDOOR UNIT
HEAT
(EVAPORATOR)
CAPILLARY TUBE
COMPRESSOR
HEAT
(CONDENSER)
ACCUMULATOR
3-WAY VALVE
GAS SIDE
LIQUID SIDE
3-WAY VALVE
EXCHANGER
EXCHANGER
REFRIGERANT
Model
C120T
C180T
C240T
GAS
1/2"
1/2"
5/8"
LIQUID
1/4"
1/4"
1/4"
Pipe Size
Max. Piping
Length
(m)
12
15
15
Max.
Elevation
(m)
5
8
8
Rated
Length
(m)
7
7
7
Elevation
(m)
5
5
5
Additional
Refrigerant
(g/m)
30
40
40
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CS-C120TE
Block Diagram
POWER SWITCH
INDOOR UNIT
OUTDOOR UNIT
SINGLE PHASE 240/220V 50Hz
2
2
1
1
FAN MOTOR
COMPRESSOR
INDICATION P.C.B.
RECEPTOR P.C.B.
MOTOR
(UP/DOWN LOUVERS)
6C
4C
5C
6C
RY-H
2A FUSE
RY-M
ZNR
RY-C
TRANS-
FORMER
FAN
MAIN CONTROL
P.C.B.
POWER SUPPLY &
RELAY P.C.B.
OVERLOAD
PROTECTOR
Indicates the electronic control unit.
"C"
Indicates the number of core wires. (Example: 6C=6 core wires)
WIRELESS REMOTE
CONTROL TRANSMITTER
MOTOR
FUSE
3.15A
250V
(CU-C120TE ONLY)
SSR
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CS-C120TE
OVERLOAD PROTECTOR
Y
Y/G
CAPACITOR
R
B
COMPRESSOR TERMINAL
BRAND MARK
RED
BLUE
YELLOW
Y
Y
COMPRESSOR
Y
O
R
BR
Y
O
R
BR
O
BR
Y
R
B
3
1
5
3
1
(B)
PUMP
CN-FM (G)
CN-C (G)
CN-RCV (B)
CN-DISP (W)
CN-TH (W)
CONTROL
REMOTE
WIRELESS
(BL)
CN
CONTROLLER
ELECTRONIC
(RECEIVER DISPLAY LAMP)
ELECTRONIC CONTROLLER
CN-RCV (W)
CN-DISP (W)
BR
BR
AUTO S.W.
SENSOR
(PIPE TEMP)
(INTAKE TEMP)
SENSOR
W
GR
PU
B
P
(BL)
CN
(BL)
CN
W
GR
PU
B
P
5
5
5
3
1
3
1
1
2
3
4
1
2
3
4
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
SSR
Y
CAPACITOR
S
C
B
R
R
B
B
Y/G
BL
W
W
Y/G
TERMINAL
UNIT
OUTDOOR
TERMINAL
UNIT
INDOOR
1
2
3
4
5
6
1
2
3
4
5
6
6
5
4
3
2
1
B
P
Y
O
R
BR
B
P
Y
O
R
BR
CN-STM (B)
TRANS
R
R
TRANSFORMER
TRANS
CN-T (W)
W
RY-M
RY-H
FUSE
RY-C
NO
COM
CAPACITOR
POWER SWITCH
4
3
2
1
B
BR
Y/G
R
R
R (C)
BL
R (C)
B
BR
Y/G
TERMINAL
POWER SUPPLY CORD
LOUVER
MOTOR
MOTOR
FAN
ZNR
1
2
1
2
N
L
ZNR
J9790187
(T 2A L 250V)
(T 3.15A L 250V)
FUSE
CS/CU-C120TE/C180TE/C240TE
C120TE17.DWG
240/220V; 50Hz
SINGLE
Wiring Diagram
CS-C120T/CU-C120T
Resistance of Indoor Fan Motor Windings.
CONNECTION
BLUE - YELLOW
YELLOW - BROWN
BROWN - ORANGE
RED - ORANGE
CWA92138(
Ω
)
282.3
40.4
52.7
278.4
NOTE:
B
B
: BLUE
BL
: BLACK
BR
: BROWN
GR
: GRAY
O
: ORANGE
P
: PINK
PU
: PURPLE
R
: RED
W
: WHITE
Y
: YELLOW
Y/G
: YELLOW/GREEN
* Resistance at 20
°
C of Ambient temp.
Resistance of Comp Windings.
CONNECTION
C-R
C-S
2KS224D5AA02(
Ω
)
2.45
3.86
Resistance of Outdoor Fan Motor Windings.
CONNECTION
BLUE - YELLOW
YELLOW - RED
CWA95244(
Ω
)
312.9
419.5
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CS-C120TE
Y
Y/G
CAPACITOR
B
R
COMPRESSOR TERMINAL
BRAND MARK
RED
BLUE
YELLOW
Y
Y
COMPRESSOR
Y
O
R
BR
Y
O
R
BR
O
BR
Y
R
B
3
1
5
3
1
(B)
PUMP
CN-FM (G)
CN-C (G)
CN-RCV (B)
CN-DISP (W)
CN-TH (W)
CONTROL
REMOTE
WIRELESS
(BL)
CN
CONTROLLER
ELECTRONIC
(RECEIVER DISPLAY LAMP)
ELECTRONIC CONTROLLER
CN-RCV (W)
CN-DISP (W)
BR
BR
AUTO S.W.
SENSOR
(PIPE TEMP)
(INTAKE TEMP)
SENSOR
W
GR
PU
B
P
(BL)
CN
(BL)
CN
W
GR
PU
B
P
5
5
5
3
1
3
1
1
2
3
4
1
2
3
4
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
4
3
2
1
SSR
Y
CAPACITOR
S
C
B
R
R
B
Y/G
BL
W
W
Y/G
TERMINAL
UNIT
OUTDOOR
TERMINAL
UNIT
INDOOR
1
2
3
4
5
6
1
2
3
4
5
6
6
5
4
3
2
1
B
P
Y
O
R
BR
B
P
Y
O
R
BR
CN-STM (B)
TRANS
R
R
TRANSFORMER
TRANS
CN-T (W)
W
RY-M
RY-H
FUSE
RY-C
NO
COM
CAPACITOR
POWER SWITCH
4
3
2
1
B
BR
Y/G
R
R
R (C)
BL
R (C)
B
BR
Y/G
TERMINAL
POWER SUPPLY CORD
LOUVER
MOTOR
MOTOR
FAN
ZNR
1
2
1
2
N
L
ZNR
J9790187
(T 2A L 250V)
(T 3.15A L 250V)
FUSE
CS/CU-C120TE/C180TE/C240TE
C120TE27.DWG
FAN MOTOR
THERMOSTAT
C
L
H
B
O
BR
240/220V; 50Hz
SINGLE
Wiring Diagram
CS-C180T/CU-C180T
CS-C240T/CU-C240T
CS-C240T/CU-C240T
NOTE:
B
B
: BLUE
BL
: BLACK
BR
: BROWN
GR
: GRAY
O
: ORANGE
P
: PINK
PU
: PURPLE
R
: RED
W
: WHITE
Y
: YELLOW
Y/G
: YELLOW/GREEN
Resistance of Indoor Fan Motor Windings.
CONNECTION
BLUE - YELLOW
YELLOW - BROWN
BROWN - ORANGE
RED - ORANGE
CWA92139(
Ω
)
122.7
87.0
45.3
193.0
* Resistance at 20
°
C of Ambient temp.
CONNECTION
C-R
C-S
2JS442D3BA01(
Ω
)
0.95
4.39
2JS356D3BA01(
Ω
)
0.97
3.92
Resistance of Comp Windings.
CWA92177(
Ω
)
62.5
60.2
69.0
CWA92176(
Ω
)
83.4
67.3
66.5
CONNECTION
BLUE -BROWN
BROWN - ORANGE
RED - BROWN
Resistance of Outdoor Fan Motor Windings.
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