Wiring Diagrams - Toshiba MMY-MUP0721HT9P-UL Service Manual

1.WIRING DIAGRAMS

6, 8 ton Model: MMY-MUP0721HT9P-UL, MMY-MUP0961HT9P-UL, MMY-MUP072H1HT9PUL
MCC-1749
TB1
CN01
RED
L1
CN02
WHI
L2
CN03
BLK
L3
U U U
U
CN103 (WHI)
2 3 4 5 6
MCC-1747
S
2 3 4 5 6
CN910
Uc
Uc
S
Uh
Uh
Uv
Uv
1
PMV1
2
3
Ｍ
5
4
6
1
PMV2
2
3
Ｍ
5 4
6
1
PMV4
2
3
Ｍ
5 4
6
1
PD
3
3
4
PS 2
3
3
4
63H1 P>
CN507
(YEL)
2 1 8
TO TD1
*1 The installation of the optional board
is up to four pieces.
Field wiring
Protective earth
Terminal block
Terminal
Connector
P.C.Board
F11
F12
2
5 Mg-CTT
Coil
A1 A2
1 3 1 2 1 2 1 2 1 3
(WHI)
SW04 SW05 SW06
SW01 SW02 SW03
SW101
SW102 SW103
ON
ON ON
OFF OFF
OFF
CN800
1 2 3 4 1 2 3 4 1 2 3 4
SWRT
(Service)
SW104 SW105 SW106
ON ON ON
OFF OFF
OFF
1 2 3 4 2 3 4 1 2
1
SW100
ON
OFF
1 2
CN502 CN378
(WHI)
7 6 5 4 3 2 1 10 9 8 7 6
TK1 TS1 TS3 TL1
Compressor terminal
1-W
Color indication
1-V
RED:RED
(WHI)
WHI:WHITE
YEL:YELLOW
BLU:BLUE
BLK:BLACK
GRY:GRAY
ORN:ORANGE
1-U
GRN:GREEN
RB MCC-1711
2T1 1L1
CN26
RED
CN30
WHI
4T2 3L2
CN22
WHI
CN21
WHI
6T3 5L3
CN28
BLK
Mg-CTT
CN03
WHI
4
RED 3
+
WHI 1
2
-
BLK
1
YEL
5
2
CN317
(ORN)
1
2
CN324
(WHI)
1
4
2
5
3
6
CN325
(YEL)
1
2
2
3
4
4
5
MCC- 1754
1 2 USB
3
2
Type-C
3 4
4
4 5
1
NFC
2
3
tag
4 4
4
1
2
t°
3
4
t°
5
6
7
t°
8
9
t°
(WHI)
5 4 3 2 1
TL2 TL3
2-V
(BLK) (WHI)
2-W
Ｔ
Ｔ
Ｓ
(BLK)
Ｒ
Ｓ
Ｒ
2-U
(RED)
(RED)
- 23 -
CN31
WHI
CN32
WHI
+
-
CN11
CN35
(WHI) (BLK)
3 5 7 1 2 1 2 3 4
BLU
2 4
MCC-1746
1 2 1 2 3 4
CN102 CN811
(BLK) CN301 1-U
(WHI)
SW800 +
CN302 1-V
ON
-
CN303 1-W
OFF
1 2
CN01 CN201 2-U
+
CN202 2-V
CN701 CN101
(WHI) (YEL) -
CN203 2-W
2 3 4 5 1 2 3
3
4
3
YEL BLU
CN01 CN02
CN802
1 2 (WHI) 1 2
(RED)
1 2 3 1 2 3
(WHI)
CN100 CN101
(YEL) (YEL)
2
F02
3
4
4
U
RED
5
+
V
WHI
CN803
(WHI)
-
W
BLK
SW800
ON
2
OFF CN302
3
1 2
(WHI)
4
5
MCC-1734
P.C.Board
Symbol Parts name
MCC-1711 Capacitor P.C.Board
MCC-1734 Inverter P.C.Board (Fan)
MCC-1746 Inverter P.C.Board (Compressor)
MCC-1747 Interface Control P.C.Board
MCC-1749 Noise filter P.C.Board
MCC-1754 USB isolate P.C.Board
Symbol
Parts name
4WV1 4-way valve coil
63H1 High pressure switch
CM Compressor
CN*** Connector
CN01,CN02 Terminal block(control wiring)
(MCC-1747) Fuse (Interface)
F01,F02 T6.3A 250VAC
(MCC-1749) Fuse (Noise filter)
F01,F02,F03 T6.3A 250VAC
(MCC-1749) Fuse (Noise filter)
F11,F12 70A 250VAC
(MCC-1734) Fuse (Fan)
F02 12.5A 450VDC
FM Fan motor
HEATER1 Compressor case heater
L-CM Reactor for compressor
Mg-CTT Magnet contactor
NFC NFC tag
PD Pressure sensor (High)
PMV1 Pulse motor valve (Main)
PMV2 Pulse motor valve (Sub)
PMV4 Pulse motor valve (Sub cool)
PS Pressure sensor (Low)
RB Rush current protect resistor
SV3D,SV3F,SV41,SV5B 2-way valve coil
SW01,SW02,SW03 Rotary switch
SW04,SW05,SW06 Push button switch
SW100,SW101,SW102,SW103
Dip switch
SW104,SW105,SW106,SW800
TB1 Terminal block (Power supply)
TD1 Discharge temp. sensor
TE1,TE2 Heat exchange temp. sensor
TG1,TG2 Gas temp. sensor
TK1 Oil temp. sensor
TL1,TL2,TL3 Liquid temp. sensor
TO Air temp. sensor
TS1,TS3 Suction temp. sensor
RED
WHI
BLK
RED
MS
WHI
3
BLK
CM
MS
3
FM