Service manual

Outdoor Unit SiBE05-722_C

20 Printed Circuit Board Connector Wiring Diagram

2.2 RK(X)S25/35G2V1B

Main PCB

Caution Replace the PCB if you accidentally cut the jumpers other than J5 and J8.

Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of

them.

1) S10 Connector for filter PCB

2) S20 Connector for electronic expansion valve coil

3) S30 Connector for compressor

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 filter PCB

10)HR2 Connector for reactor

11)FU1, FU2 Fuse (3.15 A, 250 V)

12)LED A LED for service monitor (green)

13)V1 Varistor

14)J5 Jumper for improvement of defrost performance

∗ Refer to page 115 for detail.

15)J8 Jumper for facility setting

∗ Refer to page 113 for detail.

16)SW1 Forced cooling operation ON/OFF button

∗ Refer to page 110 for detail.

S10

S20

2P203198-1

J8 S90

S50S40

S70

LED A

FU2

V1S80HL3

HR2

HN3

S30

FU1

SW1