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Printed Circuit Board Connector Wiring Diagram
1.2.4 RK(X)S50G2V1B, ARXS50G2V1B
Connectors and
PCB (1): Main PCB
Other Parts
1) S10
2) S20
3) S40
4) S51, S101
5) S70
6) S80
7) S90
8) AC1, AC2
9) E1, E2
10) HR1, HR2
11) U, V, W
12)FU1
13)FU2, FU3
14)V2, V3, V5
PCB (2): Service Monitor PCB
1) S52, S102
2) LED A
3) SW1
4) SW4-B
27
Connector for terminal board (indoor-outdoor transmission)
Connector for electronic expansion valve coil
Connector for overload protector
Connector for service monitor PCB
Connector for fan motor
Connector for four way valve coil
Connector for thermistors
(outdoor temperature, outdoor heat exchanger, discharge pipe)
Connector for terminal board (power supply)
Connector for earth
Connector for reactor
Connector for compressor
Fuse (30 A, 250 V)
Fuse (3.15 A, 250 V)
Varistor
V6, V11
Connector for main PCB
LED for service monitor (green)
Forced operation ON/OFF switch
Switch for facility setting
∗
SW4-C
Switch for improvement of defrost performance
∗
Refer to page 295 for detail
Refer to page 296 for detail.
Printed Circuit Board Connector Wiring Diagram
SiBE04-808_B
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Troubleshooting
