SiUS04-924
1.2
Outdoor Unit
Connectors
PCB (1) (Main PCB)
1) S10
2) S20
3) S40
4) S51, S101
5) S70
6) S80
7) S90
8) AC1, AC2
9) HR1, HR2
PCB (2) (Service Monitor PCB)
1) S52, S102
Note:
Other Designations
PCB (1) (Main PCB)
1) FU1
2) FU2, FU3
PCB (2) (Service Monitor PCB)
1) LED A
2) SW1
3) SW4
Printed Circuit Board Connector Wiring Diagram
Printed Circuit Board Connector Wiring Diagram
Connector for terminal strip (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 air, heat exchanger, discharge pipe)
Connector for terminal strip (power supply)
Connector for reactor
Connector for control PCB
Fuse (30A)
Fuse (3.15A)
Service monitor LED (green)
Forced operation ON/OFF switch
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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