Panasonic CS-S9NKV Service Manual page 37

8.2.4 CU-S28NKV
Y/G
TERMINAL
BOARD
BLK
L
WHT
N
ACL1
BLK
FUSE3
CORE
(250V, 25A)
WHT ACN1
TERMINAL CORE
BOARD
1
2
RED COM3
3
CORE
CONTROL BOARD (NOISE FILTER)
1
YLW 1
FM
BLU
ORG RY-HL
4 3
FAN MOTOR
RED 5
CN-ACFM
CAPACITOR WHT
BLU
460V 3.5µF
GRN
FG1
CN-BLK
LF1 LF2
CN-WHT
PC9
PC8
5V
5V
Q25
c
b
e
G1
R425
Q26
c G1
R426
b
R427
e
G1
Sensor (Thermistor)
Characteristics
70
1
Outdoor Air Sensor
2 Outdoor Heat Exchanger
60
Sensor
50
40
1
30
2
20
10
0
-10 0 10 20 30 40
o
Temperature ( C)
REACTOR
GRY
GRY
L2-1
GRY
CORE
BLK AC-BLK
RY-PWR2
WHT AC-WHT
RY-PWR1
FUSE2
T3.15A L250V
SSR1
TH1
SSR
5V
5V
R159
4 4
3 3
2 2
1 1
C63
CONTROL BOARD (MAIN)
Compressor Temp. Sensor
(Thermistor) Characteristics
70
60
50
40
30
20
10
0
50 20 40
Temperature (
37
BLK
2 1
2 1
BLK
L2-0
BLK
DB3
P
DB1
RY-C
PTC1 N
FUSE1
T2.5A L250V
PTC2
DB2
TH2
13V
PC3
R101 R100
C46 C45
C47 R102
*D33 *D34 *D35 *D36
8
13V
7
6
5
*C84
60 80 100 120 140
o
C)
3 3 RED
U
BLU
V
YLW
W
1 1
CORE COMPRESSOR
OUTDOOR TEMP. SENSOR
(15k Ohm. 3950)
1
2
3
4
PIPE TEMP. SENSOR
(7.96k Ohm. 3800)
5V
1
2
DISCHARGE TEMP. SENSOR
C212
(50k Ohm. 3950)
1
2
3
4
5
6
EXPAND VALVE