SiUS04-924 Printed Circuit Board Connector Wiring Diagram
Printed Circuit Board Connector Wiring Diagram 9
1.2 Outdoor Unit
Connectors PCB (1) (Main PCB)
PCB (2) (Service Monitor PCB)
Note: Other Designations
PCB (1) (Main PCB)
PCB (2) (Service Monitor PCB)
1) S10 Connector for terminal strip (indoor-outdoor transmission)
2) S20 Connector for electronic expansion valve coil
3) S40 Connector for overload protector
4) S51, S101 Connector for service monitor PCB
5) S70 Connector for fan motor
6) S80 Connector for four-
way valve coil
7) S90 Connector for thermistors
(outdoor air, heat exchanger, discharge pipe)
8) AC1, AC2 Connector for terminal strip (power supply)
9) HR1, HR2 Connector for reactor
1) S52, S102 Connector for control PCB
1) FU1 Fuse (30A)
2) FU2, FU3 Fuse (3.15A)
1) LED A Service monitor LED (green)
2) SW1 Forced operation ON/OFF switch
3) SW4 Switch A : No function
Switch B : Facility setting switch
*Refer to page 42 for detail
Switch C : Defrost operation gets powerful
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