Outdoor Unit - Panasonic CS-BE35TKE Service Manual

9.2

Outdoor Unit

9.2.1 CU-BE25TKE CU-BE35TKE
TO INDOOR UNIT
1 2 3
ELECTRONIC
CONTROLLER
RED
DATA
(RED)
AC-BLK
(BLK)
FUSE101
(20A 250V)
AC-WHT
(WHT)
FG1
(GRN)
GRN
FG2
GRN (GRN)
CN-MTR2
FAN MOTOR
(WHT)
1
MS
3
3 ~
5
CN-MTR1
1
2
5V
3
+
C173
G5
70
60
50
40
30
20
10
0
REACTOR
TERMINAL
BOARD
GRY
RAT2
(GRY)
FUSE104
(15A 250V)
NOISE
FILTER
CIRCUIT
FUSE102
T3.15A L250V
PFC RECTIFICATION
CIRCUIT
IC19
10
W
U
V
14
16
R120
1k
B1
C175
0.01μ
50V
G5
Sensor (Thermistor)
Characteristics
1 Outdoor Air Sensor
Outdoor Heat Exchanger
2
Sensor
1
2
-10 0 10 20 30 40 50
o
Temperature ( C)
GRY
RAT1
(GRY)
COMMUNICATION
CIRCUIT
RECTIFICATION
CIRCUIT
SWITCHING
POWER
SUPPLY CIRCUIT
CIRCUIT
FUSE103
T3.15A L250V
Compressor Temp. Sensor
(Thermistor) Characteristics
70
60
50
40
30
20
10
0
20 40 60 80
o
Temperature (
27
5V
R11 R12
15.8k 15.0k
1%
C6
C7
1μ
1μ
KB
B1
10V
10V
G8 G8
G8
5V
B1
R1
C3
4.99k
1μ
1%
10V
15V
G8 G8
R127
10k
Q14
D9
E
2SB1188Q
B 1A5
CN-HOT
-32V
C
-2A
G2
IC6
1 16 13V
2 15
3 14
C189
4 13
0.1μ
CN-STM
B1
5 12
(WHT)
25V
6 11
G2
7 10
G2
IC7
1 16
2 15
3 14
4 13
D61 D62 D63 D64
5 12
6 11
7 10
G2
G2
Q1
P
U (RED)
U
V (BLU)
V
W (YLW)
W
N
100 120 140
C)
1%
OUTDOOR AIR TEMP.
SENSOR
(THERMISTOR) (15KΩ, 3950)
1
t°
2
3
t°
4
PIPING TEMP. SENSOR
(THERMISTOR)
(4.96KΩ, 3800)
1
t°
3
COMP. TEMPERATURE
SENSOR (THERMISTOR)
(50KΩ, 3950)
YLW
3
1
YLW
ELECTRO-MAGNETIC
COIL (4-WAYS VALVE)
1
M
6
ELECTRO-MAGNETIC
COIL (EXPANSION VALVE)
RED
BLU
MS
3 ~
YLW
COMPRESSOR