Indoor Unit; Ftxr09/12/18Wvjuw(S)9 - Daikin RX-W Series Service Manual

SiUS092230EA

1. Indoor Unit

1.1

FTXR09/12/18WVJUW(S)9

Control PCB
1)
(A1P)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
H1 FG
F1U
V1
Caution
Replace the PCB if you cut a jumper unintentionally.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of them.
Part 3 Printed Circuit Board Connector Wiring Diagram
S21 Connector for centralized control (HA)
S25 Connector for INTELLIGENT EYE sensor PCB (A3P)
S32 Wire harness for indoor heat exchanger thermistor (R2T)
S41 Connector for swing motors
S42 Wire harness for reduction motor (front panel mechanism) and
limit switch
S46 Connector for display/signal receiver PCB (A2P)
S200 Connector for DC fan motor
H1, H2, H3 Wire harness for terminal strip (indoor - outdoor transmission)
FG Wire harness for terminal strip (frame ground)
JB Jumper for fan speed setting when compressor stops for
thermostat OFF
Refer to page 213 for details.
JC Jumper for power failure recovery function (auto-restart)
Refer to page 213 for details.
LED A LED for service monitor (green)
F1U, F2U Fuse (3.15 A, 250 V)
V1 Varistor
H2 H3
F2U
S32
S200 S41
S21 LED A S25

Indoor Unit

S42
JB
JC
S46
2P357399-6
25