Ctxs07Lvju, Ftxs09/12Lvju - Daikin 4MXL-T Series Service Manual

SiUS121827E
1.2

CTXS07LVJU, FTXS09/12LVJU

Control PCB
1)
(PCB1)
2)
3)
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
S41
S46
S25
JC JA
S47
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.
Note
The symbols in the parenthesis are the names on the appropriate wiring diagram.
Part 3 Printed Circuit Board Connector Wiring Diagram
S1 Connector for DC fan motor
S21 Connector for centralized control (HA)
S25 Connector for INTELLIGENT EYE sensor PCB (PCB4)
S32 Indoor heat exchanger thermistor
S41 Connector for swing motors
S46 Connector for display PCB (PCB3)
S47 Connector for signal receiver PCB (PCB2)
H1, H2, H3, FG Connector for terminal strip
JA Address setting jumper
∗ Refer to page 258 for details.
JB Fan speed setting when compressor stops for thermostat OFF
∗ Refer to page 261 for details.
JC Power failure recovery function (auto-restart)
∗ Refer to page 261 for details.
LED A LED for service monitor (green)
FU1 (F1U), Fuse (3.15 A, 250 V)
FU2
V1 Varistor
S1
JB
S21
S32
LED A
FU2
Indoor Unit
FG
H3 H2 H1
FU1
V1
2P206687-4
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