Printed Circuit Board Connector Wiring Diagram SiAU18-715
48 Printed Circuit Board Connector Wiring Diagram
1.6 Floor / Ceiling Suspended Dual Type
Connectors
PCB(1) (Control PCB)
PCB(2) (Power Supply PCB)
PCB(3) (Display PCB)
PCB(4) (Signal Receiver PCB)
Note: Other designations
PCB(1) (Control PCB)
PCB(2) (Power Supply PCB)
PCB(3) (Display PCB)
PCB(4) (Signal Receiver PCB)
1) S6 Connector for swing motor (horizontal swing)
2) S7 Connector for AC fan motor
3) S21 Connector for centralized control
4) S24 Connector for display PCB
5) S26 Connector for signal receiver PCB
6) S32 Connector for heat exchanger thermistor
7) S37 Connector for power supply PCB
1) S36 Connector for control PCB
1) S25 Connector for control PCB
1) S27 Connector for control PCB
2) S31 Connector for room temperature thermistor
1) JA Address setting jumper
JB Fan speed setting when compressor is OFF on thermostat
JC Power failure recovery function
∗
Refer to page 163 for detail.
2) SW2 Select switch ceiling or floor
3) LED A LED for service monitor (green)
1) V1 Varistor
1) FU1 Fuse (3.15A)
1) LED1 LED for operation (green)
2) LED2 LED for timer (yellow)
3) LED3 LED for HOME LEAVE operation (red)
1) SW1 (S1W) Forced operation ON/OFF switch
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