Outdoor Unit SiBE041029EC
17 Printed Circuit Board Connector Wiring Diagram
Main PCB (PCB 2)
Caution Replace the PCB if you accidentally cut the jumpers other than J6 and J8.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of
them.
1) S10 Connector for S11 on filter PCB
2) S12 Connector for HL4, HN4 on filter PCB
3) S20 Connector for electronic expansion valve coil
4) S40 Connector for overload protector
5) S50 Connector for magnetic relay
6) S70 Connector for fan motor
7) S80 Connector for four way valve coil
8) S90 Connector for thermistors
(outdoor temperature, outdoor heat exchanger, discharge pipe)
9) HL3, HN3 Connector for HL2, HN2 on filter PCB
10)U, V, W Terminal for compressor
11)FU2 Fuse (3.15 A, 250 V)
12)LED A LED for service monitor (green)
13)V1 Varistor
14)J6 Jumper for facility setting
∗ Refer to page 109 for detail.
15)J8 Jumper for improvement of defrost performance
∗ Refer to page 110 for detail.
S80
S10
2P273854-6
2P273854-7
S70 S20 S40 S90FU2
S50
LED A
J8
J6
U, V, W
HN3 HL3
S12
V1
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