Service manual

Outdoor Unit SiBE06-708_C

36 Printed Circuit Board Connector Wiring Diagram

2.5 RXS50K2V1B

Main PCB

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 146 for detail.

15)J8 Jumper for improvement of defrost performance

∗ Refer to page 149 for detail.

S80

S10

2P273854-7

S70 S20 S40 S90FU2

S50

LED A

U, V, W

HN3 HL3

S12