Daikin 2MXS-N Series Service Manual page 224

Wiring Diagrams
3MXS24NMVJU
GRN/YLW
POWER SUPPLY X1M
BRN
L1 L1
BLU
L2 L2
TO INDOOR UNIT
X2M
1 ROOM B 1
2 2
3 3
TO INDOOR UNIT X3M
ROOM A
1 1
2 2
3 3
TO INDOOR UNIT
X4M
1 ROOM C 1
2 2
3 3
RED
YLW
BLU
Z4C
N=3
SHEET
METAL
INDOOR OUTDOOR
C110 : CAPACITOR
DB1 : DIODE BRIDGE
FU1, FU2, FU3 : FUSE
IPM1 : INTELLIGENT POWER MODULE
L1, L2 : LIVE
LED1~LED5, LEDA : PILOT LAMP
FIELD WIRING
M1C : COMPRESSOR MOTOR
M1F : FAN MOTOR
Note: PCB1: Main PCB
PCB2: Service monitor PCB
Refer to Part 3 for Printed Circuit Board Connector Wiring Diagram.
212
PCB2
LED
A 1 2 3 4
Z1C
S501
Z2C N=4
N=3 1
Z5C N=2
PCB1
E1 E2
1
S201
SA1
FU3
V2
HL1 30A
MRM10
ZF
V3
HN1
FU1
3.15A
1
S
9 WHT RED BLU YLW
ROOM A ROOM B ROOM C ROOM D
1 S20 5 1 S21 5 1 S22 5 1 S23 5
M M M
Y1E Y2E Y3E
MRM10, MRM20 : MAGNETIC RELAY
MR4 : MAGNETIC RELAY
PCB1, 2 : PRINTED CIRCUIT BOARD
PS : SWITCHING POWER SUPPLY
Q1L : OVERLOAD PROTECTOR
R1T~R6T, R9T~R11T : THERMISTOR
SA1 : SURGE ARRESTER
SHEET METAL : TERMINAL STRIP FIXED PLATE
SW2 SW4 SW6
5
SW1 SW3 SW5
S2
S502
11 1 5
11 1 5
S202
MRM20
DB1
~
V401 PS
~
S92
1 10
t˚ t˚ t˚
R9T R10T R11T
< GAS PIPE >
SW1 : FORCED OPERATION ON/OFF SW (SW1)
SW2 : FORCED OPERATION MODE SELECT SW (SW2)
SW3 : WIRING ERROR CHECK SW (SW3)
SW4 : PRIORITY ROOM SETTING SW (SW4)
SW5 : FUNCTION SW (SW5)
SW6 : NIGHT QUIET MODE SETTING SW (SW6)
V2, V3, V401 : VARISTOR
X1M~X4M : TERMINAL STRIP
IN CASE OF
HEAT PUMP TYPE
Y1S
Z6C
N=1
1 3
7
S80
MR4
FU2
3.15A
DC+
+
+
C110
-
DC-
S93 S90 S40
1 11 1 8 1 4
t˚ t˚ t˚ t˚ t˚ t˚
R4T R5T R6T R3T R2T R1T
Q1L
< LIQUID PIPE >
Y1E~Y3E : ELECTRONIC EXPANSION VALVE COIL
Y1S : REVERSING SOLENOID VALVE COIL
Z1C~Z6C : FERRITE CORE
ZF : NOISE FILTER
S, S2~S502 : CONNECTOR
U, V, W : CONNECTOR
X11A : CONNECTOR
SiUS121502E
M1C
MS
M1F 3~
MS
X11A
Z3C
N=3
W V U
4 3 2 1
S70
W V U
+
-
IPM1
3D092460
Appendix