Daikin FTX20K2V1B, Service Manual

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Outdoor Unit SiBE041525F
13 Printed Circuit Board Connector Wiring Diagram
2.2 50/60/71 class
Main PCB
1) S20 Connector for electronic expansion valve coil
2) S40 Connector for overload protector
3) S70 Connector for DC fan motor
4) S80 Connector for four way valve coil (heat pump model only)
5) S90 Connector for thermistors
(outdoor temperature, outdoor heat exchanger, discharge pipe)
6) HL1, HN1, S Connector for terminal board
7) E1, E2 Terminal for ground
8) U, V, W Connector for compressor
9) FU1, FU2 Fuse (3.15 A, 250 V)
10)FU3 Fuse (30 A, 250 V)
11)LED A LED for service monitor (green)
12)V1, V2, V3 Varistor
U, V, W
FU3
FU1
FU2
V3
V2
V1
S20 S80 S40 S90
S70
2P382390-12
E1, E2
HL1, HN1, S
LED A