Fdxs09/12Lvju, Cdxs15/18/24Lvju - Daikin RMXS-L Series Service Manual

Indoor Unit
3.5

FDXS09/12LVJU, CDXS15/18/24LVJU

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
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.
34
Connector for AC fan motor
Connector for AC fan motor (Hall IC)
Connector for centralized control (HA)
Connector for display/signal receiver PCB (A2P)
Connector for indoor heat exchanger thermistor
Connector for terminal strip
Connector for terminal strip (ground)
Address setting jumper
∗
Refer to page 141 for details.
Fan speed setting when compressor stops for thermostat OFF
∗
Refer to page 143 for details.
Power failure recovery function (auto-restart)
∗
Refer to page 143 for details.
LED for service monitor (green)
Fuse (3.15 A, 250 V)
Varistor
S21
JA
LED A
V1
JC JB
S32 S26
Printed Circuit Board Connector Wiring Diagram
SiUS181631EA
S1
H2
FG
H1
FU1
H3
S7
2P292535-1