Si18-525B Printed Circuit Board Connector Wiring Diagram
Printed Circuit Board Connector Wiring Diagram 87
1.8 Ceiling Mounted Cassette Type (950×950)
Connectors PCB(1)(Control PCB [A1P])
PCB(2)(Signal Receiver PCB [A2P])
PCB(3)(Display PCB [A3P])
Note: Other designation
PCB(1)(Control PCB [A1P])
PCB(2)(Signal Receiver PCB [A2P])
PCB(3)(Display PCB [A3P])
1) X5A Connector for terminal strip (for wired remote controller)
2) X10A, X11A Connector for transformer
3) X15A Connector for float switch
4) X17A, X18A Connector for heat exchanger thermistor
5) X19A Connector for room temperature thermistor
6) X20A Connector for fan motor
7) X24A Connector for signal receiver PCB
(when the wireless remote controller is used)
8) X25A Connector for drain pump motor
9) X27A Connector for terminal strip (for inter unit wiring)
10) X33A Optional connector for wiring adaptor PCB
11) X35A Optional connector for group control adaptor
12) X36A Connector for swing motor
13) X60A, X61A Optional connector for interface adaptor
1) X1A Connector for display PCB
2) X2A Connector for control PCB
1) X1A Connector for signal receiver PCB
1) HAP Service monitor LED
1) SS2 Address setting switch
1) BS1 Forced operation ON/OFF switch
2) LED1(H1P) LED for operation (red)
3) LED2(H2P) LED for timer (green)
4) LED3(H3P) LED for filter cleaning sign (red)
5) LED4(H4P) LED for defrost operation (orange)
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