Service manual

Printed Circuit Board Connector Wiring Diagram SiENBE12-522A
80 Printed Circuit Board Connector Wiring Diagram
1.5 Outdoor Units
Connectors
Note: Other Designations
PCB Detail PCB (1): Control PCB
1) S20 Connector for electronic expansion valve coil A port
2) S21 Connector for electronic expansion valve coil B port
3) S22 Connector for electronic expansion valve coil C port
4) S23 Connector for electronic expansion valve coil D port
5) S31 Connector for CN14
6) S32 Connector for CN11
7) S33 Connector for S34
8) S40 Connector for overload relay
9) S71 Connector for S72
10)S80 Connector for four way valve coil
11)S90 Connector for thermistor
(outdoor air, heat exchanger, and discharge pipe)
12)S92 Connector for gas pipe thermistor
13)S93 Connector for liquid pipe thermistor
1) LED A, LED 1 to 4 Service Monitor LED
S23S80 S93 S22 S21 S92 S20 S90 S40
S31
S71
S33
S32
LED A
LED 1
LED 2
LED 3
LED 4
2P138922