Outdoor Unit - Panasonic CS-CZ25WKE Service Manual

10.2 Outdoor Unit

SINGLE PHASE
POWER SUPPLY TO INDOOR UNIT
L N 1
WHT
BLK
YLW/GRN
GRN
GRN
BLU
BLU
BASE PAN
HEATER
MS
3 ~
FAN
MOTOR
TERMINAL
2 3
BOARD
RED
DATA
( RED )
NOISE FILTER
AC-BLK
CIRCUIT
(BLK)
FUSE 8
FUSE 1
T3.15A
(20A 250V)
L250V
AC-WHT
(WHT)
FG1
(GRN)
PFC
FG2
CIRCUIT
(GRN)
HT2 (BLU)
RY-HT2
ACN2 (BLU)
CN-MTR2
(WHT)
10
1
W
3
U
5
14
V
16
IC19
CN-MTR1
1 Red
5V
R403
3
1k
C414
C401
0.01u
0.1u
50V
25V
G6
G5
ELECTRONIC CONTROLLER
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
o
Temperature ( C)
REACTOR
GRY GRY
RAT2 RAT1
(GRY) (GRY)
COMMUNICATION
CIRCUIT
FUSE 5
(20A 250V)
FUSE 6
(20A 250V)
RECTIFICATION
CIRCUIT
SWITCHING POWER
SUPPLY CIRCUIT
RECTIFICATION
CIRCUIT
R24 1k
R29 1k
FUSE 3
T3.15A
L250V
C18
0.1u
*C13
25V
G6
*R913
*R914
*R915
*R916
*C108
10k
*R105
C
B
4.7k
*Q52
10K
E
G5
Compressor Temp. Sensor
(Thermistor) Characteristics
70
60
50
40
30
20
10
0
40 50 20
23
R23 1k 5V
R21
R22
15.8k
15k
1%
C98
1%
470u
C12 C9
C10
10V
0.1u 1u
1u
25V 10V
10V
G5
G5
1
CN-TH1
4
G5
5V
C99 R28
CN-TANK
1u
4.99k
1
10V
1%
3
G5
15V
1 16
2 15
*CN-STM1
3 14
1
4 13
*IC8
9 6
C921
0.1u
COM
*IC8
GND
50V
8
G4A
16V
*CN-HOT
*Q55
1
S D
*R143
3
*D59
G
G4A
Q1
U ( RED ) RED
P
U
V ( BLU )
V
W ( YLW )
W
N
40 60 80 100 120 140
o
Temperature ( C)
OUTDOOR AIR TEMP. SENSOR
(THERMISTOR)
t°
t°
PIPING TEMP. SENSOR
(THERMISTOR)
t°
COMPRESSOR TEMP. SENSOR
(THERMISTOR)
ELECTRO-MAGNETIC COIL
(EXPANSION VALVE)
M
YLW
YLW
ELECTRO-MAGNETIC COIL
(4-WAYS VALVE)
BLU
MS
3 ~
YLW
COMPRESSOR