Outdoor Unit; 09/12 Class, Rkn18Nmvju - Daikin FTKN09NMVJU Service Manual

SiUS041501E

2. Outdoor Unit

2.1

09/12 Class, RKN18NMVJU

Main PCB
1) S20
2) S30
3) S40
4) S71
5) S80
6) S90
7) HL1, HN1, S
8) E1, E2
9) HR1, HR2
10)FU1, FU2
11)FU3
12)J6
12)LED A
13)V2, V3, V150
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.
Printed Circuit Board Connector Wiring Diagram
Connector for electronic expansion valve coil
Connector for compressor
Connector for overload protector
Connector for DC fan motor
Connector for four way valve coil (heat pump model only)
Connector for thermistors
(outdoor temperature, outdoor heat exchanger, discharge pipe)
Connector for terminal board
Terminal for ground wire
Connector for reactor
Fuse (3.15 A, 250 V)
Fuse (20 A, 250 V)
Jumper for facility setting (RK(X)-N models only)
∗ Refer to page 107 for detail.
LED for service monitor (green)
Varistor
S80 S71
S20
LED A
S90
J6
HL1, HN1, S
V150 FU3 V2
S30 S40

Outdoor Unit

V3
E1, E2
FU1
HR1
FU2
HR2
2P353825-7
2P353825-8
20