Outdoor Unit - Panasonic CS-F50DTE5 Service Manual

CS-F50DTE5 CU-L50DBE8

14.2. Outdoor unit

** Electronic Circuit Diagram
*** CU-L50DBE8
SCHEMATIC DIAGRAM 1/5
ELECTRONIC CONTROL UNIT
CN-V1
1 155
1
GAS-BYPASS
VALVE
2
CN-V2
1
LIQUID-BYPASS
VALVE
2
CN-HOT
1
4 WAY
VALVE
(VH3-2)
(BLUE)
1
FM1
2
(VH3-2)
(GREEN)
1
FM2
(VH3-2)
(YELLOW)
CN-HT
1
2
(VH3-2)
(BLK)
CN-COM
TO INDOOR UNIT
3
IN
SCHEMATIC 5
DIAGRAM 5
4
(HX3)
BLUE
CN-LF
1
TO (CN-LF)
2
IN SCHEMATIC
DIAGRAM 5
3
CN-TH1
1
OUTDOOR TEMP
SENSOR 2
HEAT TEMP
SENSOR
CN-
DISCHARGE TEMP
2
SENSOR
100 1
3
CN-TH2
1 101
1
PIPE TEMP
SENSOR
2
AIR TEMP 3
SENSOR
4
RY-V1
RY-V2
13V
RY-V1
RY-V2
RY-HOT
SSR1
3
2
ZNR2
1 4
SSR2
3
2
ZNR3
1 4
G3MC-202P
RY-HT
R79
34
39K
82
4 479
T2 R79
39K
23
6
C44
220 µ
C134 C135
87
10
D52
1 µ
R104
7.5K
µ µ
1 1
6.3V 6.3V
96
13V
9
7
147
148
149
150
8
IC9
ULM2003ADR
C30
0.01 µ µ
170
C32
0.01 µ
C40 R61
3900P 2 200K
5V
PC4
TLP421BL
Q22
1
4
2SC3052
3
R275
ZD6
22K
PC6
Q32
b
4
2SC3052
D45
3
420
91
1 2 3
TO (CN-CT)
DIAGRAM 5
5V
D5 D6 132
1 µ
D12
µ
HRU0103A2
5V
R85
1K
C43
0.1 µ
5V
R80
PC5
Q21
c
3
2
5V
c
88
b
47K
R58
D10
µ
0.01