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Printed Circuit Board Connector Wiring Diagram
SiEN18-622
64
Printed Circuit Board Connector Wiring Diagram and Name
1.5
Duct Connected Type
Connectors
PCB(1) (Control PCB)
PCB(2) (Display PCB)
Note:
Other designations
PCB(1) (Control PCB)
PCB(2) (Display PCB)
PCB Detail
PCB (1): Control PCB
1) S1
Connector for AC fan motor
2) S7
Connector for AC fan motor
3) S21
Connector for centralized control to 5 rooms
4) S26
Connector for display PCB
5) S32
Connector for heat exchanger thermistor
1) S1
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
∗
Refer to page 181 for more 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 HOME LEAVE operation (red)
5) RTH1 (R1T) Room temperature thermistor
S
1
V1
S
7
S
26
S3
2
JC
JB
JA
S
21
2P1
3
1149
LED A
FU1
Summary of Contents for FTKS50BVMB
Page 1: ...SiEN18 622 E Series Service Manual Applied Models zSuper Multi Plus Cooling Only Heat Pump ...
Page 105: ...Refrigerant Flow for Each Operation Mode SiEN18 622 92 Refrigerant Circuit ...
Page 157: ...Indoor Unit SkyAir Models SiEN18 622 144 Function ...
Page 312: ...SiEN18 622 Ceiling Mounted Cassette Type System Configuration 300 ...
Page 424: ...Method of Replacing The Inverter s Power Transistors Modules SiEN18 622 412 Troubleshooting ...
Page 446: ...Wiring Diagrams SiEN18 622 434 Appendix ...
Page 452: ...SiEN18 622 vi Index ...