Wiring Diagrams; Outdoor Unit - Daikin 3MKS50E3V1B Service Manual

SiBE121135

2. Wiring Diagrams

2.1

Outdoor Unit

2.1.1 Cooling Only
3MKS50E3V1B
GRN
YLW
X1M
L
POWER SUPPLY
Z2C
L
N
N
Z3C
TO INDOOR UNIT
ROOM B
X2M
1
1
2
2
3
3
ROOM A
X3M
1
1
2
2
3
3
ROOM C
X4M
1
1
2
2
3
3
SHEET METAL
indoor
FIELD WIRING
Z1C~Z4C : FERRITE CORE
X1M~X4M : TERMINAL STRIP
Y1E~Y3E : ELECTRONIC EXPANSION VALVE COIL
V2, V3, V5, V6, V11 : VARISTOR
SA2 : SURGE ARRESTER
FU1, FU2, FU3 : FUSE
AC1, AC2
U, V, W, X11A
E1, E2
HR1, HR2 : CONNECTOR
4MKS58E3V1B
GRN
YLW
X1M
L
POWER SUPPLY
Z2C
L
N
N
Z3C
TO INDOOR UNIT
ROOM B
X2M
1
1
2
2
3
3
ROOM A
X3M
1
1
2
2
3
3
ROOM C
X4M
1
1
2
2
3
3
ROOM D
X5M
1
1
2
2
3
3
SHEET METAL
indoor
Z1C ~ Z3C : FERRITE CORE
X1M ~ X5M : TERMINAL STRIP
FIELD WIRING
Y1E ~ Y4E : ELECTRONIC EXPANSION VALVE COIL
V2, V3, V5, V6, V11 : VARISTOR
SA2 : SURGE ARRESTER
FU1, FU2, FU3 : FUSE
AC1, AC2
U, V, W, X11A
E1, E2
HR1, HR2 : CONNECTOR
Appendix
GRN
Z1C
GRN
E1 E2
SA2
FU1
AC1 V2
30A
BRN
AC2
V6
BLU
A
FU2
1
RED
3.15A
B
YLW
S10
C
V3
BLU
7
1
3 S15
5
S51 S101
1 12 1 5 3
1 12 1 5
S52
S102
PCB2
LED
S2
4 3 2 1 A
SW2 SW5 SW1 SW3 SW4
MRM10, MRM20
MRC/W : MAGNETIC RELAY
R1T~R6T
R8T~R10T : THERMISTOR
S2~S102 : CONNECTOR
LED1~LED4
: PILOT LAMP
LEDA
GRN
Z1C
GRN
E1
SA2
FU1
AC1
30A
V2
BRN
AC2
V6
BLU
A
1
RED
3.15A
B
YLW
S10
C
BLU
D
7
ORG
1
3 S15
5
S51 S101
1 12 1 5
1 12 1 S102 5
S52
PCB2
LED
S2
4 3 2 1 A
SW2 SW5 SW1 SW3 SW4
MRM10, MRM20
MRC/W
R1T ~ R11T
S2 ~ S102
LED1 ~ LED4
LEDA
HR1
MRM20
MRM10
1
V11
2
WHT RED BLU
V5
A B C
S80
S20 S21 S22
1 1 6 1 6 1
M M M
Y1E Y2E Y3E
outdoor
L
: LIVE
: NEUTRAL
N
: FORCED OPERATION ON/OFF SW (SW1)
SW1
SW2
: SELECT SW (SW2)
SW3
: WIRING ERROR CHECK SW (SW3)
: PRIORITY ROOM SETTING SW (SW4)
SW4
: NIGHT QUIET MODE SETTING SW (SW5)
SW5
HR1
E2
MRM20
MRM10
1
V11
2
FU2
V3
V5
WHT RED BLU
A B C
S80 S20 S21 S22
3 1 1 6 1 6 1
M M M
Y1E Y2E Y3E
outdoor
L : LIVE
: MAGNETIC RELAY N : NEUTRAL
: THERMISTOR SW1 : FORCED OPERATION ON/OFF SW (SW1)
: CONNECTOR SW2 : SELECT SW (SW2)
SW3 : WIRING ERROR CHECK SW (SW3)
SW4 : PRIORITY ROOM SETTING SW (SW4)
: PILOT LAMP
SW5 : NIGHT QUIET MODE SETTING SW (SW5)
L1R
FU3
HR2
7
RED
3.15A
BLU
S70 BRN
6(P)
+ + +
9 8
ORG
WHT
1
7(N)
PM1
U
5 RED
V
4
YLW
W
3
BLU
PCB1
S90 S92
6 1 6 1 8
t˚ t˚ t˚ t˚ t˚ t˚
R3T R2T R1T R8T R9T R10T
(OUTDOOR) (DISCHARGE) (ROOM-A) (ROOM-C)
(ROOM-B)
(CONDENSER)
<GAS PIPE>
M1C : COMPRESSOR MOTOR
M1F : FAN MOTOR
L1R : REACTOR
Q1L : OVERLOAD PROTECTOR
PM1 : POWER MODULE
PCB1, 2 : PRINTED CIRCUIT BOARD
SHEET METAL : TERMINAL STRIP FIXED PLATE
L1R
FU3
HR2 7
3.15A
6(P)
S70
+ + +
9 8
1
7(N)
PM1
U
5
V
4
W
3
PCB1
YLW
D
S23 S90 S92
6 1 6 1 6 1
t° t° t° t° t° t°
M
R3T R2T R1T R8T R9T R10T R11T
Y4E
(OUTDOOR) (DISCHARGE) (ROOM-A) (ROOM-C)
(CONDENSER) (ROOM-B) (ROOM-D)
< GAS PIPE >
M1C : COMPRESSOR MOTOR
M1F : FAN MOTOR
L1R : REACTOR
Q1L : OVERLOAD PROTECTOR
PM1 : POWER MODULE
PCB1, 2 : PRINTED CIRCUIT BOARD
SHEET METAL : TERMINAL STRIP FIXED PLATE

Wiring Diagrams

Z4C
M1F
M
M1C
X11A
U
RED
V
M
YLW
3~
BLU
W
Q1L
S40
1 4
S93
1 9
t˚ t˚ t˚
R4T R5T R6T
(ROOM-A) (ROOM-C)
(ROOM-B)
<LIQUID PIPE>
3D057135
RED M1F
M
BLU
BRN
ORG
WHT
M1C
X11A
U
RED RED
M
V
YLW YLW
3~
BLU BLU
W
Q1L
S40
1 4
S93
8 1 9
t° t° t° t° t°
R4T R5T R6T R7T
(ROOM-A) (ROOM-C)
(ROOM-B) (ROOM-D)
< LIQUID PIPE >
3D051014B
437