Panasonic CS-E18SD3UAW service manual - Page 28

Temperature, Resistance kΩ, Outdoor Air Sensor, Outdoor Heat Exchanger, Sensor

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9.2.2 CU-E18SD3UA SINGLE PHASE POWER SUPPLY TO INDOOR UNIT L1 L2 TERMINAL TERMINAL BOARD BLK BOARD 1 2 3 YLW/GRN WHT GRN GRN WHT BLK RED ACN1 (WHITE) ACL1 (BLACK) COM3 (RED) 4 3 YLW/GRN PC8 EL816X (X) 2 c Q25 0.1A FUSE3 50V (25A, 250V) RT1N432C 5V e R425 G1 20.0k 1/10W COMMUNICATION CIRCUIT R426 5.6k 1/10W NOISE FILTER CIRCUIT FG1 (GREEN) 5V 5V R422 680 1/10W CN-COM (YELLOW) 1 1 4.7k b 10k 4 G1 c Q26 b 0.2A 50V 2SC3052 e R427 47k 1/10W G1 CN-BLK (BLACK) CN-WHT (WHITE) WHT WHT WHT WHT BLK WHT REACTOR GRY BLK 2 1 2 1 GRY L2-1 (GRAY) BLK L2-0 (BLACK) 5V 5V CN-COM (YELLOW) 1 R159 10k KB 4 C63 1000p 50V G6 G5 ELECTRONIC CONTROLLER (MAIN) AC-BLK (BLACK) AC-WHT (WHITE) FUSE2 (T3.15A L250V) PFC CIRCUIT Q10 RECTIFICATION P CIRCUIT N (RED) U U V (BLUE) V W (YELLOW) W FUSE1 (T3.15A L250V) RECTIFICATION SWITCHING POWER CIRCUIT SUPPLY CIRCUIT 1 4 CN-FM (WHITE) 7 5V RED 3 3 COMPRESSOR RED BLU BLU MS YLW YLW 3 ~ 11 RED BLK WHT BLU YLW FAN MOTOR M RY-HOT ELECTRONIC CONTROLLER (NOISE FILTER) 13V C84 G2 6 D33 D34 D35 D36 G2 CN-EV (WHITE) 11 KB C49 1u 6.3V R410 4.99k 1/10W 1% G5 G5 CN-HOT (BLUE) 3 3 R101 15.8k 1/10W 1% R100 15.0k 1/10W 1% 5V KB KB C46 C45 1u 1u 6.3V 6.3V G5 G5 G5 CN-TANK (WHITE) 1 4 CN-TH1 (WHITE) 1 M ELECTRO-MAGNETIC COIL (4-WAY VALVE) ELECTRO-MAGNETIC COIL (EXPANSION VALVE) t˚ COMP. TEMP. SENSOR (THERMISTOR) t˚ t˚ PIPING TEMP. OUTDOOR AIR SENSOR TEMP. SENSOR (THERMISTOR) (THERMISTOR) Resistance (kΩ) Resistance (kΩ) Sensor (Thermistor) Characteristics 70 1 Outdoor Air Sensor 60 2 Outdoor Heat Exchanger Sensor 50 40 1 30 2 20 10 0 14 32 50 68 86 104 122 Temperature (oF) Compressor Temp. Sensor (Thermistor) Characteristics 70 60 50 40 30 20 10 0 68 104 140 176 212 248 284 Temperature (oF) 28

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28
9.2.2
CU-E18SD3UA
Sensor (Thermistor)
Characteristics
70
60
50
40
30
20
10
0
14
32
50
Temperature (
o
F)
Resistance (kΩ)
68
86
104
122
1
2
1
2
Outdoor Air Sensor
Outdoor Heat Exchanger
Sensor
Compressor Temp. Sensor
(Thermistor) Characteristics
70
60
50
40
30
20
10
0
68
104
140
Temperature (
o
F)
Resistance (kΩ)
176
212
248
284
t˚
t˚
t˚
NOISE FILTER
CIRCUIT
ELECTRONIC CONTROLLER
(NOISE FILTER)
FG1 (GREEN)
CN-WHT
(WHITE)
AC-WHT
(WHITE)
AC-BLK
(BLACK)
FUSE2
(T3.15A L250V)
L2-1
(GRAY)
GRY
GRY
TO INDOOR UNIT
CN-BLK
(BLACK)
BLK
WHT
CN-COM
(YELLOW)
CN-COM
(YELLOW)
WHT
WHT
WHT
WHT
1
4
1
2
REACTOR
1
BLK
BLK
Q10
N
1
4
3
3
1
1
1
6
M
4
1
7
CN-FM
(WHITE)
CN-TH1
(WHITE)
CN-TANK
(WHITE)
CN-EV
(WHITE)
RY-HOT
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
COMP. TEMP.
SENSOR
(THERMISTOR)
PIPING TEMP.
SENSOR
(THERMISTOR)
OUTDOOR AIR
TEMP. SENSOR
(THERMISTOR)
ELECTRO-MAGNETIC
COIL (4-WAY VALVE)
CN-HOT
(BLUE)
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING POWER
SUPPLY CIRCUIT
U
U
(RED)
RED
RED
BLK
BLU
YLW
WHT
3
COMPRESSOR
FAN MOTOR
M
MS
3
~
3
1
1
BLU
YLW
RED
BLU
YLW
(BLUE)
(YELLOW)
V
V
W
W
P
ELECTRONIC CONTROLLER (MAIN)
L2-0
(BLACK)
PFC
CIRCUIT
FUSE1
(T3.15A L250V)
1
2
1
L1 L2
2
3
RED
TERMINAL
BOARD
TERMINAL
BOARD
SINGLE PHASE POWER SUPPLY
BLK
WHT
4
COM3
(RED)
FUSE3
(25A, 250V)
COMMUNICATION
CIRCUIT
BLK
WHT
ACN1
(WHITE)
GRN
GRN
YLW/GRN
YLW/GRN
ACL1
(BLACK)
13V
D33
D34
D35
D36
C84
G2
G2
KB
C45
1u
6.3V
KB
C46
1u
6.3V
R100
15.0k
1/10W
1%
R101
15.8k
1/10W
1%
G5
G5
G5
5V
5V
KB
C49
1u
6.3V
G5
R410
4.99k
1/10W
1%
G5
KB
C63
1000p
50V
R159
10k
G5
5V
G6
5V
G1
5V
G1
10k
4.7k
Q25
0.1A
50V
RT1N432C
5V
R425
20.0k
1/10W
R426
5.6k
1/10W
R427
47k
1/10W
Q26
0.2A
50V
2SC3052
b
c
e
b
c
e
G1
5V
R422
680
1/10W
PC8
EL816X
(X)
1
2
4
3