![background image](http://html.mh-extra.com/html/daikin/2mxs18nmvju/2mxs18nmvju_service-manual_501098253.webp)
SiUS121630EA
Wiring Diagrams
Appendix
241
3MXS24NMVJU
Note:
PCB1: Main PCB
PCB2: Service monitor PCB
Refer to Part 3 for Printed Circuit Board Connector Wiring Diagram.
GRN/YLW
M1C
PCB2
SW2
SW6
SW4
X1M
POWER SUPPLY
LED
1
4
SW1
2
5
SW5
3
SW3
A
L1
L1
BRN
BLU
M1F
S2
L2
L2
S501
S502
1
11
5
1
MS
BLU
RED
YL
W
BLK WHT
X2M
1
1
Y1S
X11A
GRN
GRN
2
2
PCB1
3
E2
E1
3
5
11 1
1
BLU
RED
YL
W
YL
W
YL
W
ORG
BRN
RED
BLU
WHT
S201
S202
BLK WHT
SA1
X3M
1
1
3
4
3
2
7
V U
W
1
1
S70
S80
V2
MRM20
2
HL1
2
3
3
MRM10
MR4
ZF
V3
BLK WHT
HN1
X4M
1
1
W V U
DB1
DC+
2
2
+
+
+
V401
PS
1
3
3
C110
S
RED
YLW
BLU
~
~
-
-
DC-
IPM1
9
S40
S93
S92
S90
10
8
1
1
1
1
1
1
1
1
11
4
BLK
BLK
BLK
GR
Y
BRN
BLK
BLK
BLK
GR
Y
GR
Y
YL
W
BLU
ORG
BLU
BLU
ORG
RED
ORG
RED
RED
YL
W
YL
W
YL
W
WHT
WHT
WHT
t˚
t˚
t˚
t˚
t˚
t˚
t˚
t˚
t˚
M
M
M
R10T
R9T
R2T
R6T
R3T
R4T R5T
R11T
R1T
Q1L
Y2E
Y1E
Y3E
(R
OOM C)
(R
OOM A)
(R
OOM B)
(R
OOM C)
(R
OOM B)
(R
OOM A)
(DISCHARGE)
(CONDENSER)
(OUTDOOR)
OUTDOOR
INDOOR
<GAS PIPE>
<LIQUID PIPE>
FIELD WIRING
S20 5
S21 5
S22 5
S23 5
Z1C
N=3
Z5C N=2
FU2
3.15A
Z3C
N=3
Z6C
N=1
IN CASE OF
HEAT PUMP TYPE
GRN
GR
Y
BLK
BLK
ORG
PPL
BLU
BRN
RED
BRN
RED
YL
W
YL
W
WHT SKY BLU
Z2C N=4
C110
DB1
FU1, FU2, FU3
IPM1
L1, L2
LED1~LED5, LEDA
M1C
M1F
: CAPACITOR
: DIODE BRIDGE
: FUSE
: INTELLIGENT POWER MODULE
: LIVE
: PILOT LAMP
: COMPRESSOR MOTOR
: FAN MOTOR
: MAGNETIC RELAY
: MAGNETIC RELAY
: PRINTED CIRCUIT BOARD
: SWITCHING POWER SUPPLY
: OVERLOAD PROTECTOR
: THERMISTOR
: SURGE ARRESTER
: TERMINAL STRIP FIXED PLATE
MRM10, MRM20
MR4
PCB1, 2
PS
Q1L
R1T~R6T, R9T~R11T
SA1
SHEET METAL
SW1
SW2
SW3
SW4
SW5
SW6
V2, V3, V401
X1M~X4M
: FORCED OPERATION ON/OFF SW (SW1)
: FORCED OPERATION MODE SELECT SW (SW2)
: WIRING ERROR CHECK SW (SW3)
: PRIORITY ROOM SETTING SW (SW4)
: FUNCTION SW (SW5)
: NIGHT QUIET MODE SETTING SW (SW6)
: VARISTOR
: TERMINAL STRIP
Y1E~Y3E
Y1S
Z1C~Z6C
ZF
S, S2~S502
U, V, W
X11A
: ELECTRONIC EXPANSION VALVE COIL
: REVERSING SOLENOID VALVE COIL
: FERRITE CORE
: NOISE FILTER
: CONNECTOR
: CONNECTOR
: CONNECTOR
MS
3~
ROOM A
WHT
RED
ROOM B
BLU
ROOM C ROOM D
YLW
FU1
3.15A
FU3
30A
Z4C
N=3
TO INDOOR UNIT
ROOM B
TO INDOOR UNIT
ROOM A
TO INDOOR UNIT
ROOM C
SHEET
METAL
3D092460