Service manual

SiBE12-816_D Outdoor Unit
Printed Circuit Board Connector Wiring Diagram 50
3. Outdoor Unit
3.1 2MK(X)S40/50GV1B, 2MK(X)S40/50G2V1B
Connectors and
Other Parts
1) S20 Connector for electronic expansion valve coil A port
2) S21 Connector for electronic expansion valve coil B port
3) S40 Connector for overload protector
4) S45 Connector for terminal board (thermal fuse)
5) S70 Connector for fan motor
6) S80 Connector for four way valve coil
7) S90 Connector for thermistors
(outdoor temperature, outdoor heat exchanger, discharge pipe)
8) S91 Connector for thermistors (gas pipe)
9) S92 Connector for thermistors (liquid pipe)
10) E
E2
Terminal for earth (40 class)
Terminal for earth (50 class)
11) HL1, HN1 Connector for terminal board (power supply)
12) HR1, HR2 Connector for reactor
13) S-A Connector for terminal board (room A - outdoor transmission)
14) S-B Connector for terminal board (room B - outdoor transmission)
15) U, V, W Connector for compressor
16) LED A LED for service monitor (green)
17) FU1, FU2 Fuse (3.15 A / 250 V)
18) FU3 Fuse (30 A / 250 V)
19) J3 Jumper for ECONO mode prohibition setting
∗
Refer to page 314 for detail.
20) J4 Jumper for maximum power input limitation setting
∗
Refer to page 314 for detail.
21) J5 Jumper for improvement of defrost performance
∗
Refer to page 314 for detail.
22) V1, V3, V4 Varistor