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Outdoor Unit
SiUS041501E
21
Printed Circuit Board Connector Wiring Diagram
2.2
RXN18NMVJU, RK(X)18NMVJU, 24 class
Main PCB
Caution
Replace the PCB if you accidentally cut a wrong jumper.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of them.
1) S20
Connector for electronic expansion valve coil
2) S40
Connector for overload protector
3) S70
Connector for DC fan motor
4) S80
Connector for four way valve coil (heat pump model only)
5) S90
Connector for thermistors
(outdoor temperature, outdoor heat exchanger, discharge pipe)
6) HL1, HN1, S
Connector for terminal board
7) E1, E2
Terminal for ground
8) U, V, W
Connector for compressor
9) FU1, FU2
Fuse (3.15 A, 250 V)
10)FU3
Fuse (30 A, 250 V)
11)J6
Jumper for facility setting (RK(X)-N models only)
∗
Refer to page 107 for detail.
12)LED A
LED for service monitor (green)
13)V1, V2, V3
Varistor
U, V, W
FU3
FU1
FU2
V3
V2
V1
S20
S80
S40
S90
J6
S70
2P382390-6
E1, E2
HL1, HN1, S
LED A
Summary of Contents for FTKN09NMVJU
Page 12: ...SiUS041501E 1 List of Functions Part 1 List of Functions 1 Functions 2...
Page 59: ...SiUS041501E Remote Controller 48 Part 5 Remote Controller 1 Cooling Only 49 2 Heat Pump 51...
Page 65: ...SiUS041501E Service Diagnosis 54 5 13 Power Module Check 100...
Page 132: ...Revision History Month Year Version Revised contents 03 2015 SiUS041501E First edition...