Outdoor Unit SiUS091601EA
39 Part 3 Printed Circuit Board Connector Wiring Diagram
4.4 RXL18/24UMVJU
Main PCB (PCB1)
1) S Connector for terminal block (indoor - outdoor transmission)
2) S20 Connector for electronic expansion valve coil (White)
3) S40 Connector for overload protector
4) S70 Connector for DC fan motor
5) S80 Connector for four way valve coil
6) S90 Connector for thermistors
(outdoor temperature, outdoor heat exchanger, discharge pipe)
7) S201, 202 Connector for service monitor PCB (PCB2)
8) CK1 Connector for voltage endurance test
9) HL1, HN1 Connector for terminal block (power supply)
10) E1, E2 Terminals for ground wire
11) U, V, W Connector for compressor
12) FU1, FU2 Fuse (3.15 A, 250 V)
13) FU3 Fuse (30 A, 250 V)
14) V2, V3, V401 Varistor