Daikin B-Series Service Manual page 344

Si12-714
4MXD80BVMA
Z3C
GRN
YLW
X1M HE
FIELD WIRING
FU1
L
30A SA1
TO INDOOR UNIT
V3
N
ROOM A
X2M
MID1
1 1
2 2
3 3
ROOM B
X3M
1
1
1
2
2
3
3
ROOM C
X4M
7
1
1
2
2
3
3
ROOM D
X5M
1
1
2
2
3
3
Z1C~Z3C : FERRITE CORE
X1M~X5M : TERMINAL STRIP
Y1E~Y4E : ELECTRONIC EXPANSION VALVE COIL
V2~V5 : VARISTOR
FU1, FU2, FU201 : FUSE
HE, HL, HN
E, AC1, AC2
H1, H2, L1
L2, : CONNECTOR
MRM10, MRM20
MRB, MRD
MRC/W : MAGNETIC RELAY
R1T~R12T : THERMISTOR
S2S~102 : CONNECTOR
H1P~H5P : PILOT LAMP
Appendix
GRN
YLW
MRM20
E
HL AC1 MRM10
RED
AC2
HN
BLK
V2
S15
FU2
1
3.15A
V5
5
S11 S10
WHT 1
WHT
WHT
7
WHT
S51 S101
1 12 1 5 1
1 12 1 S102 5
S52
S2
H5P H4P H3P H2P H1P
S2W S5W S1W S3W S4W
L : LIVE
N : NEUTRAL
S1W : FORCED OPERATION ON/OFF SW ( SW1 )
S2W : FORCED OPERATION MODE SELECT SW ( SW2 )
S3W : WIRING ERROR CHECK SW ( SW3 )
S4W : PRIORITY ROOM SETTING SW ( SW4 )
S5W : NIGHT QUIET MODE SETTING SW ( SW5 )
SA1 : SURGE ARRESTER
Y1R : REVERSING SOLENOID VALVE COIL
Y1S : DEFROST SOLENOID VALVE COIL
PCB : PRINTED CIRCUIT BOARD
DB1 : DIODE BRIDGE
M1C : COMPRESSOR MOTOR
M1F : FAN MOTOR
L1R : REACTOR
Q1L : OVERLOAD PROTECTOR
CT1 : CURRENT TRANSFORMER
ORG
L1
DB1
Z2C
H1
+
+
YLW RED
~
CT1
H2
-
~
BLU -
BLK
CN11
1
R12T
1
5
t°
S91 S32
1 3 1 5 1
PCB
S80
A B C
S20 S21 S22
9 1 6 1 6 1
M M M
Y1S Y1R
Y1E Y2E Y3E
MID1~MID2 : MOLDED INTER CONNECT DEVICE
SPM : SYSTEM POWER MODULE
Wiring Diagrams
FU201
7
MID2
L1R
3.15A
Z1C
S70
ORG
P1
P1 + + +
L2 1
N1
N1
P2
P2
TB6
W
W
SPM TB5
V
V
TB4
U
U
N
CN14
S72 S34
10 1 8 1
S31
9 1 8 1
S71 S33
1 8
S6
D
S23 S90 S92
6 1 6 1 6 1 8
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 )
ASSIGNMENTS OF
TERMINALS OF THE COMP.
U
V N
W
RED
M1F
M
1
BLU
BRN
ORG
WHT
M1C
X11A
U
BLU RED
M
V N
YLW YLW
3
RED BLU
W
BRN BRN
Q1L
10
10 1 4
S40
S93
1 9
t° t° t° t° t°
R4T R5T R6T R7T
( ROOM-A ) ( ROOM-C )
( ROOM-B ) ( ROOM-D )
( LIQUID PIPE )
3D034312K
333