Wiring Diagram; Refrigerant System Diagram - Mitsubishi Electric MSZ-FA25VA Service Manual

Mitsubishi ilmalämpöpumput huoltaa ja korjaa: Jäähdytinpalvelu RefGroup Oy
6

WIRING DIAGRAM

MSZ-FA25VA -
E1
MSZ-FA35VA -
E1
INDOOR UNIT
TO OUTDOOR
UNIT
CONNECTING
SYMBOL NAME
DB111 DIODE STACK
F11 FUSE (T3.15AL250V)
MF INDOOR FAN MOTOR
MP FRONT PANEL DRIVING MOTOR
MT
i-see Sensor MOTOR
MV1
VANE MOTOR (HORIZONTAL)
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
7

REFRIGERANT SYSTEM DIAGRAM

MSZ-FA25VA -
E1
INDOOR UNIT
Indoor coil
Indoor
thermistor
heat
RT12(main)
exchanger
Indoor coil
thermistor
RT13(sub)
Room temperature
thermistor
RT11
Refrigerant flow in cooling
Refrigerant flow in heating
MODELS WIRING DIAGRAM
TB
TAB3
S1 BLK
230V~
S2
BLU
2
12-24V
S3 RED
1
CN201
LD104
CN CN LD LD
151 1R1 101(A) 105(T)
2 3
8
5
5
INTERLOCK SW P.C.
SWITCH(FAN) BOARD
POWER MONITOR
MV1 MV2
RECEIVER P.C. BOARD
SYMBOL
MV2 VANE MOTOR (VERTICAL)
NR11 VARISTOR
PLASMA_A PLASMA AIR PURIFYING FILTER UNIT
PLASMA_D PLASMA DEODORIZING FILTER UNIT
RR i-see Sensor
RT11 ROOM TEMPERATURE THERMISTOR
Refrigerant pipe [9.52
(with heat insulator)
Flared connection
Flared connection
Refrigerant pipe [6.35
(with heat insulator)
www.ilmalämpöpumput.com
INDOOR ELECTRONIC
CONTROL P.C. BOARD
F11
DB111
T111
NR11
CN CN CN CN
110 1T1 1T2 1U1
5
4 3 3
5
2
MP
PLASMA_A PLASMA_D
SAFETY DEVICE
MT RR
(PLASMA UNIT)
NAME SYMBOL
MSZ-FA35VA -
INDOOR UNIT
Indoor
heat
exchanger
Indoor coil
thermistor
RT13(sub)
Room temperature
thermistor
RT11
8
4
RT13
3
CN
112
2
RT12
1
CN
RT11
111
RED
1
2
BLK 5
MF
3
WHT
4
YLW
5
BLU
6
CN211
NAME
RT12 INDOOR COIL THERMISTOR (MAIN)
RT13 INDOOR COIL THERMISTOR (SUB)
T111 TRANSFORMER
TB TERMINAL BLOCK
E1
Refrigerant pipe [9.52
(with heat insulator)
Indoor coil
thermistor
RT12(main)
Flared connection
Flared connection
Refrigerant pipe [6.35
(with heat insulator)
Unit : mm