Daikin 3MKS50E3V1B Service Manual page 450

Wiring Diagrams
4MKS75F2V1B
GRN
YLW
X1M
L
POWER SUPPLY
L Z2C
N N
Z3C
TO INDOOR UNIT
ROOM B
X2M
1 1
2
2
3
3
X3M
ROOM A
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
outdoor
indoor
Z1C~Z6C : FERRITE CORE
: TERMINAL STRIP
X1M~X5M
FIELD WIRING
Y1E~Y4E : ELECTRONIC EXPANSION VALVE COIL
: VARISTOR
V2, V3, V5, V9, V100
SA2
: SURGE ARRESTER
: FUSE
FU1, FU2, FU3
AC1, AC2
U, V, W, X11A
E1, E2
: CONNECTOR
HR1, HR2
5MKS90E2V3B
1N ~50Hz
230V
WHT : WHITE
YLW : YELLOW
ORG : ORANGE
RED : RED
GRN : GREEN
BLU : BLUE
BRN : BROWN
BLK : BLACK
GRY : GREY
TO INDOOR UNIT
ROOM B
ROOM A
ROOM C
ROOM D
ROOM E
SHEET
METAL
indoor outdoor
: FIELD WIRING
: PROTECTIVE EARTH (SCREW)
: TERMINAL STRIP
: TERMINAL
: RELAY CONNECTOR
: CONNECTOR
: CONNECTION
L : LIVE
N : NEUTRAL
438
GRN
Z1C
GRN
E1
SA2
FU1
AC1
30A
V2
BRN
V9
AC2
BLU
A FU2
1
RED
3.15A
B
YLW
S10
C
BLU
D
ORG 7
1
MRC/W
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
R1T~R11T
S2~S102
LED1~LED4
LEDA
Z1C~Z6C FERRITE CORE
X1M~X6M TERMINAL STRIP
Y1E~Y5E ELECTRONIC EXPANSION VALVE COIL
V2, V3, V5
VARISTOR
V9, V100
SURGE ARRESTER
SA2
FU1, FU2, FU3 FUSE
AC1, AC2
U, V, W, X11A
CONNECTOR
E1, E2
HR1, HR2
MRM10, MRM20
MAGNETIC RELAY
MRC/W
E2 HR1
MRM20
MRM10
1
2
V3
V5
WHT RED BLU
A B C
S80 S20 S21 S22
1
1 6 1 6 1 6
Z6C
M M M
Y1E Y2E Y3E
L
: LIVE
: NEUTRAL
: MAGNETIC RELAY N
: THERMISTOR SW1
: FORCED OPERATION ON/OFF SW (SW1)
: SELECT SW (SW2)
: CONNECTOR SW2
SW3 : WIRING ERROR CHECK SW (SW3)
: PRIORITY ROOM SETTING SW (SW4)
: PILOT LAMP
SW4
SW5 : NIGHT QUIET MODE SETTING SW (SW5)
R1T~R3T
R4T~R8T THERMISTOR
R9T~R13T
S2~S102 CONNECTOR
LED1~LED5
LIGHT EMITTING DIODE
LEDA
SW1 FORCED OPERATION SW (SW1)
SW2 OPERATION MODE SW (SW2)
SW3 WIRING ERROR CHECK SW (SW3)
SW4 PRIORITY ROOM SETTING SW (SW4)
SW5 NIGHT QUIET MODE SETTING SW (SW5)
M1C COMPRESSOR MOTOR
M1F FAN MOTOR
L1R REACTOR
L1R
FU3
HR2
7
RED
3.15A
V100
BLU
BRN
6(P) S70
+ + +
9 8
ORG
1
WHT
7(N)
PM1
U
5
RED
V
4 YLW
W
3
BLU
Z4C
PCB1
YLW
D
S23 S90 S92
1 6 1 6 1 8
t° t° t° t° t° t° t°
R3T R2T R1T R8T R9T R10T R11T
M
(OUTDOOR) (DISCHARGE)
(ROOM-A) (ROOM-C)
Y4E (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
Q1L OVERLOAD PROTECTOR
PM1 POWER MODULE
PCB1, 2
PRINTED CIRCUIT BOARD
SHEET METAL TERMINAL STRIP FIXED PLATE
F2U FIELD FUSE
Q1DI FIELD EARTH LEAKAGE
BREAKER (300mA)
SiBE121135
Z5C
M1F
M
M1C
X11A
U
RED
V M
YLW
3~
BLU
W
Q1L
S40
1 4
S93
1 9
t° t° t° t°
R4T R5T R6T R7T
(ROOM-A) (ROOM-C)
(ROOM-B) (ROOM-D)
<LIQUID PIPE>
3D055885
2TW27596-1A
Appendix