Panasonic CS-VU18SKQ Service Manual

28
9.2.2 CU-VU18SKQ
Sensor (Thermistor)
Characteristics
70
60
50
40
30
20
10
0
-10 0 10
Temperature (
o
C)
Resistance (kΩ)
20 30 40 50
1
2
1
2
Outdoor Air Sensor
Outdoor Heat Exchanger
Sensor
Compressor Temp. Sensor
(Thermistor) Characteristics
70
60
50
40
30
20
10
0
20 40 60
Temperature (
o
C)
Resistance (kΩ)
80 100 120 140
G2
13V
FUSE104
T3.15A L250V
TERMINAL
BOARD
TO INDOOR UNIT
COMPRESSOR
AC-WHT
(WHT)
CN-MTR1
(RED)
CN-MTR2
(WHT)
IC19
Q1
FG1
(GRN)
FG2
(GRN)
GRN
BLK
WHT
WHT
GRN
AC-BLK
(BLK)
DATA
(RED)
RED
GRY
RAT2
(GRY)
GRY
RAT1
(GRY)
REACTOR
RED
BLU
YLW
U (RED)
FUSE101
T3.15A L250V
V (BLU)
W (YLW)
U
V
W
3
5
1
2
3
1
10
14
16
P
N
SWITCHING
POWER
SUPPLY CIRCUIT
FUSE3
(20A 250V)
FUSE2
(20A 250V)
FUSE103
(20A 250V)
3
(RED)
2
(WHITE)
1
(BLACK)
COMMUNICATION
CIRCUIT
W
U
V
FAN
MOTOR
MS
3 ~
MS
3 ~
NOISE
FILTER
CIRCUIT
PFC
CIRCUIT
RECTIFICATION
CIRCUIT
RECTIFICATION
CIRCUIT
BLK
NL
YLW/GRN
GROUNDING
TERMINAL
SINGLE PHASE
POWER SUPPLY
ELECTRONIC CONTROLLER
TANK TEMP.
SENSOR (50kΩ 3950)
1
3
CN-TANK
WHITE
5V
G2
R1
4.99k
C5
1μ
10V
G2
CN-TH1
WHITE
OUTDOOR TEMP.
SENSOR (15kΩ 3950)
PIPE TEMP.
SENSOR1 (4.96kΩ 3800)
5V
1
2
3
4
G2
R12
15.0k
1%
R11
15.8k
1%
C10
1μ
10V
C88
220μ
10V
G2
C9
1μ
10V
G2
C63
0.1μ
25V
C64
0.1μ
25V
R43
1k
1/8W
C69
0.1μ
25V
G5
R47
1k
1/8W
R42
1k
1/8W
M
CN-STM
WHITE
6
5
4
3
2
1
D73
D74
D75
D76
C174
0.1μ
25V
G2
13V
1
2
3
4
5
6
7
16
15
14
13
12
11
10
IC4
G2
1
2
3
4
5
6
7
16
15
14
13
12
11
10
IC5
G2
ELECTRO-MAGNETIC
COIL
(EXPANSION VALVE)
*C178 *C186
*R313
5V
G5
+
G5
*RY-HT1
13V
*RY-HT2
+
9
COM
E
8
13V
G2
9
COM
E
8
13V
G2

Panasonic CS-VU18SKQ Specifications

General

Brand	Panasonic
Model	CS-VU18SKQ
Category	Air Conditioner
Language	English