Daikin E-Series Service Manual page 307

Wiring Diagrams
2.2.2 Heat Pump
3MXS52E3V1B
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
X1M~X4M
Y1E Y3E
V2, V3, V5, V6, V11 : VARISTOR
SA2
FU1, FU2, FU3
AC1, AC2
U, V, W, X11A
E1, E2
HR1,HR2
296
GRN
Z1C
GRN
E1
SA2
FU1
V2
AC1
30A
BRN
V6
AC2
BLU
A
FU2
1
RED
3.15A
B
YLW
S10
C
BLU
7
1
3 S15
5
S101
S51
1 12 1 5 3
1 12 1 5
S52 S102
PCB2
LED
S2
4 3 2 1 A
SW2 SW5 SW1 SW3 SW4
: FERRITE CORE MRM10, MRM20
: TERMINAL STRIP MRC/W
: ELECTRONIC EXPANSION VALVE COIL R1T~R6T
R8T~R10T
: SURGE ARRESTER S2~S102
: FUSE LED1~LED4
LEDA
: CONNECTOR
HR1
E2
MRM20
MRM10
1
V11
2
V3
PCB1
V5 WHT RED BLU
A B C
S80
S20 S21 S22
1 1 6 1 6 1
M M M
Y1R
Y1E Y2E Y3E
outdoor
L : LIVE
: MAGNETIC RELAY N : NEUTRAL
SW1 : FORCED OPERATION ON/OFF SW (SW1)
: THERMISTOR SW2 : SELECT SW (SW2)
: CONNECTOR 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
1
WHT
7(N)
PM1
U
5
RED
V
4
YLW
W
3
BLU
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)
(CONDENSER) (ROOM-B)
<GAS PIPE>
M1C : COMPRESSOR MOTOR
M1F : FAN MOTOR
L1R : REACTOR
Q1L : OVERLOAD PROTECTOR
PM1 : POWER MODULE
PCB1,2 : PRINTED CIRCUIT BOARD
Y1R : REVERSING SORENOID VALVE COIL
SHEET METAL : TERMINAL STRIP FIXED PLATE
SiBE12-817
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>
3D057134
Appendix