Fdxs09/12Lvju, Cdxs15/18Lvju - Daikin CTXS07LVJU Service Manual

Indoor Unit
1.3

FDXS09/12LVJU, CDXS15/18LVJU

Control PCB
(A1P)
1) S1
2) S7
3) S21
4) S26
5) S32
6) H1, H2, H3
7) FG (GND)
8) JA
9) JB
10) JC
11) LED A
12) FU1 (F1U)
13) V1 (V1TR)
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.
20
Connector for AC fan motor
Connector for AC fan motor (Hall IC)
Connector for centralized control (HA)
Connector for display PCB
Connector for indoor heat exchanger thermistor
Connector for terminal board
Connector for terminal board (ground)
Address setting jumper
∗ Refer to page 187 for detail.
Fan speed setting when compressor stops for thermostat OFF
∗ Refer to page 189 for detail.
Power failure recovery function (auto-restart)
∗ Refer to page 189 for detail.
LED for service monitor (green)
Fuse (3.15 A, 250 V)
Varistor
S21
LED A JA
V1
JC JB S32 S26
Printed Circuit Board Connector Wiring Diagram
SiUS121602E
S1
H2
FG
H1
FU1
H3
S7
2P292535-1