Fvxg25/35/50K2V1B - Daikin Super multi NX E Series Service Manual

Indoor Unit
2.5

FVXG25/35/50K2V1B

Main PCB
1) S1
2) S2
3) S6
4) S21
5) S26
6) S30
7) S32
8) S33
9) S34
10)S46
11)FG
12)V1
13)JB
14)F1U
15)LED A
S21
S30
Caution Replace the PCB if you accidentally cut the jumpers other than JB and JC.
Jumpers are necessary for electronic circuit. Improper operation may occur if you cut any of
them.
55
Connector for fan motor
Connector for terminal board
Connector for swing motor
Connector for centralized control (HA)
Connector for service PCB
Connector for indoor electronic expansion valve coil (motor operated
valve coil)
Connector for indoor heat exchanger thermistor
Connector for room temperature thermistor
Connector for radiant panel thermistors
Connector for display PCB
Connector for earth
Varistor
Fan speed setting when compressor stops for thermostat OFF
JC Power failure recovery function
∗ Refer to page 257 for detail.
Fuse (3.15A, 250V)
LED for service monitor (green)
JC JB LED A
S6 S32 S33 S34 S26 S46
S1
Printed Circuit Board Connector Wiring Diagram
SiBE121135_A
V1 F1U S2
FG
2P273247-1