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Model
CS-TZ20TKEW-1 CS-TZ25TKEW-1 CS-TZ35TKEW-1 CU-TZ20TKE-1 CU-TZ25TKE-1 CU-TZ35TKE-1
Pages
127
Size
17.76 MB
Type
PDF
Document
Service Manual
Brand
Device
Air Conditioner / AIR CONDITIONER
File
cs-tz20tkew-1-cs-tz25tkew-1-cs-tz35tkew-1-cu-tz20t.pdf
Date
PREV: Panasonic CS-BE25TKE-1 / CS-BE35TKE-1 / CS-DE25TKE-1 / CS-DE35TKE-1 / CU-BE25TKE-1 / CU-BE35TKE-1 / CU-DE25TKE-1 / CU-DE35TKE-1 Service Manual

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25 
8.2.2 CU-TZ35TKE-1 
 
NOISE FILTER
COMMUNICATION
FUSE101
N
MS 3 ~
MS 3 ~
(OUTDOOR UNIT)
FUSE103
REACT
O
R
IC19
Q1
P
N
L
1
2
3
R
Y
-PWR
R
Y
-AC
PTC
PTC1
FUSE102
FUSE104
4-W
A
YS
VA
LV
E
SC
TH3
NTC
CT102
 
26 
9. Wiring Connection Diagram 
9.1 Indoor 
Unit 
 
GROUNDING 
TERMINAL
Y/G
G
EVAPORATOR
FAN MOTOR
BL
BL
W
W
B
R
R
Y
7
4
1
4
5
1
6
5
5
1
1
1
5
1
1
1
5
TO OUTDOOR UNIT
TERMINAL
BOARD
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
AC306
(BLK)
AC303
(WHT)
AC304
(RED)
G301
(GRN)
CN-FM 
(WHT)
FUSE301
T3.15A L250V
SW01
CN-DISP
(YLW)
ELECTRONIC CONTROLLER 
(MAIN)
REMOTE CONTROLLER COMPLETE
TEMP. FUSE
102ºC 250V 4.5A
CN-RMT (WHT)
CN-CNT (WHT)
CN-STM1 (WHT)
CN-TH (RED)
CN-DISP
(WHT)
ELECTRONIC CONTROLLER
(DISPLAY & RECEIVER)
RECTIFICATION
CIRCUIT
PIPING TEMP. SENSOR 2 (THERMISTOR)
PIPING TEMP. SENSOR 1 (THERMISTOR)
SCUTION TEMP. SENSOR (THERMISTOR)
REMARKS  :
B : 
BLUE 
P : 
PINK
BR : BROWN  O  : ORANGE
BL : BLACK 
Y  : YELLOW
W : 
WHITE 
G : 
GREEN
R : 
RED 
GR 
: 
GRAY
Y/G : YELLOW/GREEN
O
R
Y
BR
P
5
1
M
UP DOWN 
LOUVER MOTOR
(OUTER)
O
R
Y
BR
P
5
1
M
UP DOWN 
LOUVER MOTOR
(INNER)
t°
t°
t°
1
2
3
M
CN-STM3
(BLU)
W W W W W
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
27 
9.2 Outdoor 
Unit 
 
MS
3 ~
U
V
W
P
N
Q1
M
REACTOR
W
U
V
MS
3 ~
t°
t°
t°
TO INDOOR UNIT
SINGLE PHASE
POWER SUPPLY
(WHT)
(WHT)
(WHT)
(BLK)
(RED)
(RED)
L
N
(BLK)
1
2
3
GRN
GRN
BLK
BLK
YLW/GRN
WHT
WHT
RED
AC-WHT
AC-BLK
(BLK)
DATA
(RED)
GROUNDING TERMINAL
FUSE101
(20A 250V)
FG 1
(GRN)
FG 2
(GRN)
CN-MTR1
(RED)
CN-MTR2
(WHT)
FAN MOTOR
NOISE
FILTER
CIRCUIT
3
5
1
1
10
14
16
3
IC19
ELECTRONIC CONTROLLER
FUSE102
T3.15A L250V
FUSE104
(15A 250V)
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING POWER
SUPPLY CIRCUIT
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
FUSE103
T3.15A L250V
GRY
RAT2
(GRY)
RAT1
(GRY)
GRY
TERMINAL
BOARD
OUTDOOR AIR TEMP.
SENSOR (THERMISTOR)
1
4
CN-TH
(WHT)
PIPING TEMP. SENSOR
(THERMISTOR)
1
3
CN-TANK
(WHT)
COMP. TEMPERATURE
SENSOR (THERMISTOR)
YLW
YLW
1
3
CN-HOT
(WHT)
ELECTRO-MAGNETIC
COIL (4-WAYS VALVE)
ELECTRO-MAGNETIC
COIL
(EXPANSION VALVE)
CN-STM
(WHT)
1
6
RED
BLU
YLW
U (RED)
V (BLU)
W (YLW)
COMPRESSOR
REMARKS
BLACK; (BLK)
WHITE; (WHT)
YELLOW; (YLW)
ORANGE; (ORG)
YELLOW/GREEN; (YLW/GRN)
BLUE; (BLU)
RED; (RED)
BROWN; (BRW)
GREEN; (GRN)
GRAY; (GRY)
COMPRESSOR TERMINAL
THE PARENTHESIZED LETTERS IS
INDICATED ON TERMINAL COVER.
RED (RED)
(TRADEMARK)
BLUE (BLU)
YELLOW (YEL)
 
 
 
Resistance of Compressor Windings 
 
 
Resistance of Compressor Windings 
MODEL 
CU-TZ20TKE-1 / CU-TZ25TKE-1
 MODEL 
CU-TZ35TKE-1 
CONNECTION 9SS072XAD21 
(Ω)   CONNECTION 
9RS102XFA21 
(Ω) 
U-V 3.034 
 
U-V 1.211 
U-W 3.021 
 
U-W 1.211 
V-W 3.009 
 
V-W 1.211 
Note: Resistance at 20°C of ambient temperature. 
 
Note: Resistance at 20°C of ambient temperature. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
28 
10.  Electronic Circuit Diagram 
10.1 Indoor Unit 
 
70
60
50
40
30
20
-10
0
10
20
30
40
50
10
0
Re
s
is
ta
n
c
e
(k
Ω
)
Sensor (Thermistor)
Characteristics
Pipe temp. Sensor
Intake Air Temp. Sensor
Temperature (°C)
GROUNDING 
TERMINAL
Y/G
G
EVAPORATOR
FAN MOTOR
BL
BL
W
W
B
R
R
Y
7
4
1
4
5
1
6
5
5
1
1
1
5
1
1
1
5
TO OUTDOOR UNIT
TERMINAL
BOARD
NOISE FILTER
CIRCUIT
COMMUNICATION
CIRCUIT
AC306
(BLK)
AC303
(WHT)
AC304
(RED)
G301
(GRN)
CN-FM 
(WHT)
FUSE301
T3.15A L250V
SW01
CN-DISP
(YLW)
ELECTRONIC CONTROLLER 
(MAIN)
REMOTE CONTROLLER
COMPLETE
TEMP. FUSE
102ºC 250V 4.5A
CN-RMT (WHT)
CN-CNT (WHT)
CN-STM1 (WHT)
CN-TH (RED)
CN-DISP
(WHT)
ELECTRONIC CONTROLLER
(DISPLAY & RECEIVER)
RECTIFICATION
CIRCUIT
PIPING TEMP. SENSOR 2 (THERMISTOR)
PIPING TEMP. SENSOR 1 (THERMISTOR)
SCUTION TEMP. SENSOR (THERMISTOR)
O
R
Y
BR
P
5
1
M
UP DOWN 
LOUVER MOTOR
(OUTER)
O
R
Y
BR
P
5
1
M
UP DOWN 
LOUVER MOTOR
(INNER)
t°
t°
t°
1
2
3
M
CN-STM3
(BLU)
W W W W W
R47
68  1/2W 68  1/2W
R46
12V
3
4
5
6
7
2
1
16
15
14
13
12
11
10
IC05
IC05
IC05
IC05
IC05
IC05
IC05
5V
R30
1k
BZ01
A48PKM17EPP
1
2
12V
3
4
5
6
7
2
1
16
15
14
13
12
11
10
IC03
IC03
IC03
IC03
IC03
IC03
IC03
5V
R62
15k
1%
R61
20k
1%
R63
C25
1u
16V
B3
C27
1u
16V
B3
C28
R90
10k
R82
10k
L6
L5
C57
C52
1000p
50V
B1
C51
1000p
50V
B1
F301
5V
5V
12V
C56
5V
5V
C3
0.1u
16V
B1
R89
NONE
R37
10k
R54
270
C47
NONE
C45
C49
NONE
C48
NONE
5V
R85
5.1k
 
 
 
 
 
 
 
 
 
 
 
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