Wiring Diagram - Toshiba MXZ-2DM40VA Service Manual

6

WIRING DIAGRAM

MXZ-2DM40VA -
LD70 LD66A
DB61 -
~
~
IC820
+
MS
MC
3~
P
3
RED
U
W
W V
WHT
BLK
V
RED WHT
BLK
1
3
U
1
N
CNMC CN932
IC932
3 1
BLK LDU
U
P
WHT LDV
V
LDW
RED
W N
IC700
NOTES:
1. About the indoor side electric wiring refer to the
indoor unit electric wiring diagram for servicing.
2. Use copper conductors only.
(For field wiring).
3. Symbols below indicate.
:Terminal block
/ :Connector
SYMBOL NAME
ACL, ACL2 REACTOR
C61~63 SMOOTHING CAPACITOR
DB61 DIODE MODULE
F701, 801, 901 FUSE (T3.15AL250V)
F1 FUSE (T3.15AL250V)
IC700, 820, 932 POWER MODULE
IC802 POWER DEVICE
LED1, 2 LED
MXZ-3DM50VA -
TB1
CIRCUIT
BREAKER
L
POWER SUPPLY
N
~/N 230V 50Hz
GRN/YLW
TB4
BLK
L
BLU
~ 230V
N
TO INDOOR
12-24V
YLW
UNIT No.C
S3
TB3
BLK
L
BLU
~ 230V
N
TO INDOOR
12-24V
ORN
UNIT No.B
S3
TB2
BLK
L
BLU
~ 230V
N
TO INDOOR
12-24V
RED
UNIT No.A
S3
NOTES: 1. About the indoor side electric wiring refer to
the indoor unit electric wiring diagram for servicing.
2. Use copper conductors only (For field wiring).
3. Symbols below indicate.
:Terminal block
SYMBOL NAME SYMBOL
CB1~3 SMOOTHING CAPACITOR IC801
F64 FUSE (T2AL250V) IPM
F65, 66 FUSE (T6.3AL250V)
F711, 801, LED1, 2, 3
FUSE (T3.15AL250V)
930 LEV A~C
HPS HIGH PRESSURE SWITCH LEV E
OBH739A
, ,
E1 ET1 ER1
ACL
ORN BRN
C63 C62 C61
T801
IC802
F801
F901
CN642
1 2
INVERTER P.C. BOARD
CN931 CN643 CN641
1 5 1 2 1
3
5
t° t° t° t°
RT64 RT65 RT61
MS
MF
3~
SYMBOL NAME
LEV A, B EXPANSION VALVE COIL
MC COMPRESSOR
MF FAN MOTOR
PTC64, 65 CIRCUIT PROTECTOR
RT61 DEFROST THERMISTOR
RT62 DISCHARGE TEMP. THERMISTOR
RT64 FIN TEMP. THERMISTOR
RT65 AMBIENT TEMP. THERMISTOR
, ,
E1 ET1 ER1
NOISE FILTER P.C.BOARD
TAB1
BLK
BLU
TAB2
F64
F65
BLK 1
BLU
3
CN61 F66
1 3
CN62
LDE1
21S4
1 3 1 2
1
CN711 CN712
CN621
YLW
F711
3
X712 X714
1
CN611
ORN
OUTDOOR CONTROL P.C.BOARD
3
BLK
1
BLU
CN601
CN681
RED
5
1 2 1
HPS
:Connector
NAME SYMBOL
POWER DEVICE MC
POWER MODULE MF
L REACTOR PFC
LED PTC64, 65
EXPANSION VALVE COIL RT61
EXPANSION VALVE COIL RT62
21S4
CN721
X64
4
1 2 1
X63
X66
PTC64 PTC65
F701
CN935
LD61
1 7
CN644 CN725 CN724
4 1 3 1 6 1 6
t° 5 5
RT62 RT68
M M
LEV B LEV A
SYMBOL NAME
OUTDOOR HEAT EXCHANGER
RT68
TEMP. THERMISTOR
TB1~3 TERMINAL BLOCK
T801 SWITCHING TRANS
X63, 64, 66 RELAY
21S4 REVERSING VALVE COIL
CN904
BLK
1
BLK
2
X64
L
4
3
BLK 3 4 RED
WHT YLW
1 2
PTC64
TAB4
CN903
BLK
1
BLK
2
PTC65
BLK
BLK
BLK
BLK
CN901
BLK
1 5
1 2 1 7
CN714
CN702
LED1
(BLU) (RED) (WHT)
CN793 CN792 CN791
6 1 6 1
5 5
M M
LEV C LEV B LEV A
NAME SYMBOL
COMPRESSOR RT64 FIN TEMP. THERMISTOR
FAN MOTOR RT65 AMBIENT TEMP. THERMISTOR
POWER FACTOR CONTROLLER RT68 OUTDOOR HEAT EXCHANGER TEMP. THERMISTOR
CIRCUIT PROTECTION T801 TRANSFORMER
DEFROST THERMISTOR TB1~4 TERMINAL BLOCK
DISCHARGE TEMP. THERMISTOR X64 RELAY
9
CN722
LD66B
3
LD-E1
BLK
LD62
BLU
LD-E2
BLK
BRN
1
BLK
BLU
CN601
RED
5
1
7
CN602
ORN
3
1 7
OUTDOOR
CN936
DISPLAY
P.C. BOARD
LED1 LED2
CN7
OUTDOOR
PFC
1
2 POWER P.C.
BOARD
R
S
+ +
CB1 CB2
CN5
1
2
1
CN2
CN4 CN3
7 LD2 LD1
1 5
1 2
5
1 2 1 3
CN801
CN701
F801
T801
IC801
LED2 LED3
CN661 CN665
6 1 8 1
5
t° t°
M
RT61 RT68
t° t°
RT62 RT65
NAME SYMBOL
X712,714
21S4
TB1
GRN/YLW
POWER SUPPLY
N ~/N
BLU 230V 50Hz
L
BLK
CIRCUIT
BREAKER
ACL2
TB3
F1
S3
ORN
12-24V
N
TO INDOOR
BLU ~ 230V
UNIT No. B
L
BLK
TB2
S3
RED
12-24V
N
TO INDOOR
BLU
~ 230V
UNIT No. A
L
BLK
IPM
U BLK
U
+
V WHT MS
3~
V
CB3
MC
W
W RED
2
CN9
1
RT64
t°
LD9
F930
1
5
MS
3~
CN931
MF
7
(WHT)
CN795
2 1 6
5
M
LEV E
NAME
RELAY
REVERSING VALVE SOLENOID COIL