Panasonic CS-E18SD3UAW service manual - Page 27

Sensor Thermistor, Characteristics, Compressor Temp. Sensor, Thermistor Characteristics

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9.2 Outdoor Unit 9.2.1 CU-E9SD3UA CU-E12SD3UA ELECTRO-MAGNETIC COIL (EXPANSION VALVE) M SINGLE PHASE POWER SUPPLY TO INDOOR UNIT CN-STM (WHT) 1 D29 D28 D27 D26 6 13V C80 G2 L1 YLW/GRN L2 1 2 3 (BLACK) (WHITE) (RED) TERMINAL BOARD REACTOR BLK BLK WHT WHT RED DATA (RED) AC-BLK (BLK) GRY COMMUNICATION CIRCUIT RAT2 (GRY) GRY RAT1 (GRY) FUSE101 20A 250V NOISE FILTER CIRCUIT AC-WHT GRN (WHT) 5V G2 R11 15.8k 1% C6 1u KB 10V G2 R12 15.0k 1% C7 1u KB 10V G2 CN-TH (WHT) 1 2 3 4 G2 PFC CIRCUIT 5V FUSE102 T3.15A L250V FG1 (GRN) 1 GRN LJP101 (GRN) RECTIFICATION CIRCUIT RECTIFICATION CIRCUIT C3 1u KB 10V G2 3 R1 CN-TANK 4.99k 1% (WHT) G2 1 D9 CN-HOT 2 (WHT) FAN MOTOR M 1 4 CN-DCFM (WHT) 7 G2 Q1 FUSE103 T3.15A L250V P N U V W (RED) (BLU) (YLW) SWITCHING POWER SUPPLY CIRCUIT ELECTRONIC CONTROLLER AIR TEMP. SENSOR (THERMISTOR) t˚ t˚ PIPING TEMP. SENSOR (THERMISTOR) COMPRESSOR t˚ TEMP. SENSOR (THERMISTOR) YLW ELECTRO-MAGNETIC COIL (4-WAY VALVE) YLW RED BLU MS YLW 3~ COMPRESSOR 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) 27

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27
9.2
Outdoor Unit
9.2.1
CU-E9SD3UA
CU-E12SD3UA
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˚
M
M
FAN
MOTOR
GRN
GRN
1
P
N
U
V
W
Q1
4
7
BLK
BLK
L2
TO INDOOR UNIT
SINGLE PHASE
POWER SUPPLY
L1
YLW/GRN
1
(BLACK)
2
(WHITE)
3
(RED)
WHT
FG1 (GRN)
CN-DCFM
(WHT)
LJP101 (GRN)
FUSE103
T3.15A L250V
ELECTRONIC CONTROLLER
WHT
RED
DATA (RED)
TERMINAL BOARD
COMMUNICATION
CIRCUIT
NOISE FILTER
CIRCUIT
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING
POWER SUPPLY
CIRCUIT
GRY
GRY
ELECTRO-MAGNETIC
COIL (EXPANSION VALVE)
1
6
1
1
2
3
3
4
RAT2
(GRY)
RAT1
(GRY)
YLW
1
2
YLW
FUSE102
T3.15A L250V
CN-STM
(WHT)
CN-TH
(WHT)
CN-TANK
(WHT)
CN-HOT
(WHT)
(RED)
(BLU)
(YLW)
RED
COMPRESSOR
BLU
MS
3~
YLW
AIR TEMP. SENSOR
(THERMISTOR)
PIPING TEMP. SENSOR
(THERMISTOR)
COMPRESSOR
TEMP. SENSOR
(THERMISTOR)
ELECTRO-MAGNETIC
COIL (4-WAY VALVE)
REACTOR
AC-BLK
(BLK)
FUSE101
20A 250V
AC-WHT
(WHT)
C7
1u
KB
10V
C6
1u
KB
10V
R12
15.0k
1%
R11
15.8k
1%
G2
G2
G2
5V
C3
1u
KB
10V
G2
R1
4.99k
1%
G2
5V
G2
D9
13V
C80
G2
D26
D28
D27
D29
G2