Printed Circuit Board Connector Wiring Diagram SiAU18-715
42 Printed Circuit Board Connector Wiring Diagram
1.3 Wall Mounted Type 20/25/35 Class
Connectors PCB(1) (Control PCB)
PCB(2) (Signal Receiver PCB)
PCB(3) (Display PCB)
PCB(4) (INTELLIGENT EYE sensor PCB)
Note: Other designations
PCB(1) (Control PCB)
PCB(3) (Display PCB)
1) S1 Connector for DC fan motor
2) S6 Connector for swing motor (horizontal blades)
3) S21 Connector for centralized control (HA)
4) S26 Connector for display PCB
5) S28 Connector for signal receiver PCB
6) S32 Connector for heat exchanger thermistor
7) S35 Connector for INTELLIGENT EYE sensor PCB
1) S29 Connector for control PCB
1) S27 Connector for control PCB
1) S36 Connector for control PCB
1) V1 Varistor
2) JA Address setting jumper
JB Fan speed setting when compressor is OFF on thermostat
JC Power failure recovery function (auto-restart)
∗
Refer to page 163 for detail.
3) LED A LED for service monitor (green)
4) FU1 Fuse (3.15A)
1) SW1 (S1W) Forced operation ON / OFF switch
2) LED1 LED for operation (green)
3) LED2 LED for timer (yellow)
4) LED3 LED for INTELLIGENT EYE (green)
5) RTH1 (R1T) Room temperature thermistor
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