Ftxs15/18Lvju - Daikin CTXG09QVJUW Service Manual

Multi-split type air conditioners 2/3mxl-q series
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SiUS121632EA
1.3

FTXS15/18LVJU

Control PCB
(PCB1)
1) S1
2) S21
3) S25
4) S32
5) S41
6) S46
7) S47
8) H1, H2, H3, FG
9) JA
10)JB
11)JC
12)LED A
13)FU1 (F1U),
14)V1
S46
S25
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.
Note:
The symbols in the parenthesis are the names on the appropriate wiring diagram.
Printed Circuit Board Connector Wiring Diagram
Connector for DC fan motor
Connector for centralized control (HA)
Connector for INTELLIGENT EYE sensor PCB (PCB4)
Indoor heat exchanger thermistor
Connector for swing motors
Connector for display PCB (PCB3)
Connector for signal receiver PCB (PCB2)
Connector for terminal strip
Address setting jumper
∗ Refer to page 215 for details.
Fan speed setting when compressor stops for thermostat OFF
∗ Refer to page 217 for details.
Power failure recovery function (auto-restart)
∗ Refer to page 217 for details.
LED for service monitor (green)
Fuse (3.15 A, 250 V)
FU2 (F2U)
Varistor
S41
S1
S21
JA
S47
JC
JB
S32
FU2
LED A
Indoor Unit
H3
FG
H2
H1
FU1
V1
2P227881-6
23

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