Panasonic CS-RZ25TKR Service Manual page 50

10.2.3 CU-RZ80TKR
SINGLE PHASE POWER SUPP LY
TERMINA L
L N
BOARD
BLK
YLW/GRN
WHT
GRN BLK
WHT
ACN1 ACL1
(WHITE) (BLACK)
FUSE3
(25A, 250V)
YLW/GRN
COMMUNIC ATION
CIRCUI T
CABINE T
SIDE
PLATE
NOISE FI L TER
CIRCUI T
FG1
(GREEN)
GRN
NOISE FI L TER
FG2 CIRCUI T
(GREEN)
(GREEN)
SOUND
PROOF GRN FG3
BOARD
TERMINA L
BLK
BOARD
1
YLW
1
CN-OP T
ORG
2 (WHITE)
4
RED
3
BRW
C
7
DRM
G10
ELECTRONIC CONTROLLER
(NOISE FI LTER)
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
o
Tempe rature ( C)
TO INDOOR UNI T
TERMINA L
1 2 3
BOARD
RED
COM3
5V
5V
(RED)
Q26
(YELLOW)
R425 c
R426
b c Q25
4.7k
b
e
R427 10k
e
G1 G1 G1
24V
D64
2 3
1 4
CN-DEMAND
(WHITE)
G10
PC10
1 4
R6 *D60 *C1
D63
R1
2 3
D62
24V
PC11
1 4
D65
D66
R5 *D61 *C2
R3
2 3
70
60
50
40
30
20
10
0
30 40 50
GRY
CONNEC TOR
WHITE
GRY
5V 5V
(GRAY)
CN-COM
CN-COM
(YELLOW)
1 R159
1
WH T
WH T
WH T
WH T
C63
4 4
AC-BLK
CN-BLK
G6 G5
(BLACK)
(BLACK)
BLK
CN-WH T WH T AC-WH T
(WHITE) (WHITE)
(T3.15 A L250V)
1 1
RED
BLK
D21 9
2 2
+
C23
CN-PWR CN-V1
R47 R35
*
470µ
(WHITE)
(WHITE)
5V
R118 R119
1 1
WH T 10k
10k
WH T
WH T
3 3
13V
G6
CN-DEMAND
(WHITE)
5V
C84
R404
10k
G2
G2
2 CN-S 1
6
ELECTRO-MAGNETIC COI L
(EXPANSIONVALVE)
The unit turn to the Rated Frequenc y Cooling Operation by sho rt-circuiting CN-S after app lying power between the terminal 1 and 2.
Operation of the compresso r and the outdoor fan motor can be checked by applying power after short-circuiting CN-S.
Compressor Temp. Sensor
(Thermistor) Characteristics
20 40 60 80 100 120 140
o
Tempe rature ( C)
50
REACTOR
BLK
2 1
2 1
BLK
L2-I L2-0
ELECTRONIC CONTROLLER
(BLACK)
(MAIN)
PFC
CIRCUI T
Q10
P
RECTIFIC ATION
CIRCUI T
N
FUSE1
(T2.5A L250V)
FUSE2
SWITCHING POWER
RECTIFIC ATION
SUPPLY CIRCUI T
CIRCUI T
7
10
13
R101
5
15.8k
15
2
14
C46
16 1 1
*D33
*D34
R410
C49
*D35
1 4.99k
*D36
G5
CN-HOT
CN-EV G2 (BLUE) CN-TANK
1 (WHT) 1 3 (WHITE)
M
ELECTRO-MAGNETIC
COIL (4-WAY VALVE)
CN-FM
1 Vdc 280Vdc - 340Vdc
2 -
3 -
4 GND 0
5 Vcc 15Vdc
6 FG feedback output pulses 0-15Vdc
7 Vsp speed control input voltage
CN-TH1 (Measure resistance)
1-2
3-4
CN-TANK (Measure resistance)
1-3
CN-HOT
Measure resistance of v-coil CN-HOT
1-3 1.5KΩ at 20°C
Measure voltage on PCB
during 4-way valve ON 230Vac
O F F -
CN-EV (Measure resistance / voltage)
1-6 46Ω / 12Vdc
CN-COM
Measure voltage
1-4 5Vdc
CN-PWR
Measure voltage
1-2 24Vdc
CN-DEMAND
Measure voltage
1-3 24Vdc
CONNEC TOR
WHITE
COMPRESSOR
3 3
(RED) U
RED RED
U
(BLUE) V
BLU BLU MS
V
3~
W (YELLOW) W YLW YLW
1 1
1
RED
FAN MO TOR
4
M
BLK
CN-FM
WH T
(WHITE)
BLU
7
YLW
CN-TH1
OUTDOORAIR TEMP. SENSOR
(WHITE)
R100
(THERMIS TOR)
15.0k 1
t˚
C45 4 t˚
1
PIPINGTEMP. SENSOR
(THERMIS TOR)
G5 G5 G5
5V
G5
3 1
t˚
COMP. TEMP.
SENSOR (THERMIS T OR)