Wiring Diagram; Refrigerant System Diagram - Mitsubishi Electric MSC-GA25VB-E1 Service Manual

6

WIRING DIAGRAM

MSC-GA20VB -
E1
INDOOR UNIT
TO OUTDOOR
UNIT
CONNECTING
FOR MUH OR
MXZ-A TYPE
12V
FOR
MU OR
MUX TYPE
12V
POWER
SUPPLY
CORD
~/N 230V
50Hz
PE
CIRCUIT BREAKER
NAME
SYMBOL
INDOOR FAN CAPACITOR
C11
FUSE(3.15A)
F11
INDOOR FAN MOTOR (INNER FUSE)
MF
VANE MOTOR
MV
NOTE:1. About the outdoor side electric wiring refer to the outdoor unit electric wiring diagram for servicing.
2. Use copper conductors only. (For field wiring)
3. Symbols below indicate.
/: Terminal block,
7

REFRIGERANT SYSTEM DIAGRAM

MSC-GA20VB -
E1
INDOOR UNIT
MSC-GA25VB -
E1
MODELS WIRING DIAGRAM
TB
L
BRN
BRN
3
RED
N
BLU
BLU
2
WHT
1
BLK
LD103
SYMBOL
NR11
RT11
RT12
SR141
: Connector
MSC-GA25VB -
E1
Indoor coil
Indoor
thermistor
heat
RT12
exchanger
Room temperature
thermistor
RT11
Refrigerant flow
in cooling
MSC-GA35VB -
E1
LD105
CN201
T11
3
2
1
CN202
2
F11
1
CN CN CN
151 109 125
ELECTRONIC CONTROL P.C. BOARD
3 2
5
5
POWER MONITOR
MV
RECEIVER P.C.BOARD
NAME
VARISTOR
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR
SOLID STATE RELAY
MSC-GA35VB -
E1
Refrigerant pipe [9.52
(with heat insulator)
Flared connection
Flared connection
Refrigerant pipe [6.35
(with heat insulator)
8
CN
112
CN
111
NR11
3
CN
121
1
C11
SR141
3
5
CN211
REMOTE
CONTROLLER
SYMBOL
TERMINAL BLOCK
TB
TRANSFORMER
T11
Unit:mm
RT12
RT11
BLK
1
GRY
2
YLW
3
MF
BRN
4
WHT
5
RED
6
NAME