50/60/71 Class - Daikin FTX20K(2)V1B Service Manual

Outdoor Unit
2.2

50/60/71 class

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