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WIRING DIAGRAM
REFRIGERANT SYSTEM DIAGRAM
7
MSZ-GA22VA -
MSZ-GA25VA -
MSZ-GA35VA -
E1
E1
E1
Indoor
heat
exchanger
Flared connection
Room temperature
thermistor
RT11
Indoor coil
thermistor
RT13(sub)
Flared connection
Refrigerant flow in cooling
Refrigerant flow in heating
Refrigerant pipe [9.52
(with heat insulator)
Refrigerant pipe [6.35
(with heat insulator)
Indoor coil
thermistor
RT12(main)
INDOOR UNIT
Unit : mm
INDOOR UNIT
MODELS WIRING DIAGRAM
SYMBOL
DB111
F11
MF
MV
NR11
SYMBOL
RT11
RT12
RT13
T111
TB
NAME
DIODE STACK
FUSE (T3.15AL250V)
INDOOR FAN MOTOR
VANE MOTOR (HORIZONTAL)
VARISTOR
NAME
ROOM TEMPERATURE THERMISTOR
INDOOR COIL THERMISTOR (MAIN)
INDOOR COIL THERMISTOR (SUB)
TRANSFORMER
TERMINAL BLOCK
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, : Connector
MSZ-GA22VA -
MSZ-GA25VA -
MSZ-GA35VA -
E1
E1
E1
4
3
2
1
S2
POWER MONITOR
RECEIVER P.C.BOARD
2
6
230V~
BLU
INDOOR ELECTRONIC
CONTROL P.C. BOARD
SW P.C.
BOARD
INTERLOCK
SWITCH(FAN)
5
MV
TO OUTDOOR
UNIT
CONNECTING
BLK
RED
S3
TB
TAB3
DB111
NR11
F11
5
6
4
2
2
LD
105(T)
LD
101(A)
12-24V
RT13
1R1
CN
GRN
LD104
CN201
2
1
151
CN
T111
RED
WHT
111
CN
CN
112
CN211
BLU
YLW
BLK
MF
RT11
RT12
1
3
5
S1
OB378_--1qxp 05.1.17 12:55 Page 8