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© 2016 Mitsubishi Electric US, Inc.
TO OUTDOOR UNIT
S3
S1
S2
RFI
1
1
2
CNXB1
CN2A
U
(BLUE)
TB15
CNXA2
t˚
TH2 TH5
TB4
CN2L
(BLUE)
(BLUE)
CN22
t˚
TH1
CN3C
2
LED3
(RED)
(RED)
(BLUE)
CNXA1
CNMF
CNXC1
ON
OFF
LED2
LED1
DC280-340V
RECTIFIER CIRCUIT
(BLACK)
CN44
(RED)
ZNR01
CND
ZNR02
DSA
F01
CNXC2
CNXB2
CN51
CN41
CN105
CN90
CN20
SWE
X10
(RED)
U
FAN MOTOR
P.B.
I.B.
INSIDE SECTION OF CONTROL BOX
4
4
1 2 3
3
2
4
5
1
2
2
1
3
4
1
5
3
1
2
1
1
5
3
2
1
4
3
1
2
1 2
3
2
1
1
7 6 5 4
3~
MS
CNF
(GREEN)
CN24-1
(YELLOW)
CN24-2
(BLUE)
CN2C
(BLACK)
CNER
(RED)
CN25
W.B.
1
2
3
4
5
6
7
8
9
t˚
OPTIONAL PARTS
TRANSMISSION
WIRES DC 12V
SW2
SW1
REMOTE CONTROLLER
R.B.
SW5
TB6
OPTIONAL PARTS
4
3
1
2
CN4F
CN32
4
5
3
2
1
ON
1 2 3 4 5
SW2
SW2
SW2
ON
5
5
4
4
3
3
2
2
1
1
SW1
5
4
3
2
1
SW1
ON
5
4
3
2
1
SW1
ON
5
4
3
2
1
5
4
3
2
1
6
8
7
SW5
ON
5
4
3
2
1
6
8
7
ON
5
4
3
2
1
6
8
7
SW5
SW5
Note1.Since the outdoor side electric wiring may change be sure
to check the outdoor unit electric wiring for servicing.
2.Indoor and outdoor connecting wires are made with
polarities,make wiring matching terminal numbers
(S1,S2,S3).
3.Symbols used in wiring diagram above are as follows.
:CONNECTOR
:TERMINAL
(HEAVY DOTTED LINE):FIELD WIRING
(THIN DOTTED LINE):OPTIONAL PARTS
4.Use copper supply wire.
UTILISER DES FILS D'ALIMENTATION EN CUIVRE.
SWITCH (FOR MODE SELECTION)
SW5
CONNECTOR (HEATER CONTROL 1ST)
CN2A
CONNECTOR (RADIO FREQUENCY INTERFACE)
INDOOR CONTROLLER BOARD
I.B.
CN105
SYMBOL EXPLANATION
CONNECTOR (WIRELESS)
FUSE AC250V 6.3A
CONNECTOR (CENTRALLY CONTROL)
CONNECTOR (HA TERMINAL-A)
LED(REMOTE CONTROLLER SUPPLY)
INDOOR CONTROLLER BOARD
CONNECTOR (REMOTE SWITCH)
LED(TRANSMISSION INDOOR-OUTDOOR)
F01
CN41
CN51
CN2L
NAME
SW1
SW2
CN32
I.B.
SYMBOL
SYMBOL
NAME
SWE
TH1
INTAKE AIR TEMP. THERMISTOR
TH2
PIPE TEMP
.
THERMISTOR/LIQUID
TH5
COND
.
/EVA
.
TEMP
.
THERMISTOR
LED1
LED2
LED3
CONNECTOR (LOSSNAY)
LED(POWER SUPPLY)
NAME
SYMBOL
TERMINAL BLOCK
(REMOTE CONTROLLER TRANSMISSION LINE)
TERMINAL BLOCK
(INDOOR/OUTDOOR CONNECTING LINE)
TB4
TB15
P.B.
POWER SUPPLY BOARD
VARISTOR
ZNR01,02
CN90
SWITCH (FOR MODEL SELECTION)
SWITCH (FOR CAPACITY CODE)
CONNECTOR (EMERGENCY OPERATION)
RADIO FREQUENCY INTERFACE FOR RF THERMOSTAT
RFI
TERMINAL BLOCK
(REMOTE CONTROLLER TRANSMISSION LINE)
TB6
WIRED REMOTE CONTROLLER BOARD
R.B.
SW2
SWITCH(COOLING ON/OFF)
SWITCH(HEATING ON/OFF)
SW1
IR WIRELESS REMOTE CONTROLLER BOARD
LED(RUN INDICATOR)
BUZZER
OPTIONAL PARTS
LED1
BZ1
RECEIVING UNIT
RU
W.B.
CN24-1
CN24-2
CONNECTOR (HEATER CONTROL 2ND)
CONNECTOR (0-10V ANALOG INPUT)
CN25
CONNECTOR (HUMIDITY OUTPUT)
CN2C
CONNECTOR (ERV OUTPUT)
CONNECTOR (ERV INPUT)
CNER
CNF
CONNECTOR (HUMIDITY INPUT)
ON
SW2
SW2
ON
ON
5
5
4
4
3
3
2
2
1
1
SW1
ON
5
4
3
2
1
MODEL
MVZ-A12AA4
MVZ-A18AA4
MVZ-A24AA4
MVZ-A30AA4
MVZ-A36AA4
SW1
ON
5
4
3
2
1
ON
ON
5
4
3
2
1
6
8
7
SW5
ON
5
4
3
2
1
6
8
7
ON
SW5
SWITCH
DSA
X10
ARRESTOR
AUX.RELAY
RU
BZ1
CN1
1 2 3 4 5 6 7 8 9
SW2
SW1
LED1
17
7
WIRING DIAGRAM
MVZ-A12, 18, 24, 30, 36AA7
ON
1 2 3 4 5
SW2
SW2
SW2
ON
5
5
4
4
3
3
2
2
1
1
SW1
5
4
3
2
1
SW1
ON
5
4
3
2
1
SW1
ON
5
4
3
2
1
5
4
3
2
1
6
8
7
SW5
ON
5
4
3
2
1
6
8
7
ON
5
4
3
2
1
6
8
7
SW5
SW5
ON
SW2
SW2
ON
ON
5
5
4
4
3
3
2
2
1
1
SW1
ON
5
4
3
2
1
MODEL
MVZ-A12AA7
MVZ-A18AA4
MVZ-A18AA7
MVZ-A24AA4
MVZ-A24AA7
MVZ-A30AA4
MVZ-A30AA7
MVZ-A36AA4
MVZ-A36AA7
SW1
ON
5
4
3
2
1
ON
ON
5
4
3
2
1
6
8
7
SW5
ON
5
4
3
2
1
6
8
7
ON
SW5
SWITCH
SWITCH (FOR MODE SELECTION)
SW5
CONNECTOR (HEATER CONTROL 1ST)
CN2A
CONNECTOR (RADIO FREQUENCY INTERFACE)
INDOOR CONTROLLER BOARD
I.B.
CN105
CONNECTOR (WIRELESS)
FUSE AC250V 6.3A
CONNECTOR (CENTRALLY CONTROL)
CONNECTOR (HA TERMINAL-A)
LED(REMOTE CONTROLLER SUPPLY)
INDOOR CONTROLLER BOARD
CONNECTOR (REMOTE SWITCH)
LED(TRANSMISSION INDOOR-OUTDOOR)
F01
CN41
CN51
CN2L
NAME
SW1
SW2
CN32
I.B.
SYMBOL
SYMBOL
NAME
SWE
TH1
INTAKE AIR TEMP. THERMISTOR
TH2
PIPE TEMP
.
THERMISTOR/LIQUID
TH5
COND
.
/EVA
.
TEMP
.
THERMISTOR
LED1
LED2
LED3
CONNECTOR (LOSSNAY)
LED(POWER SUPPLY)
NAME
SYMBOL
TERMINAL BLOCK
(REMOTE CONTROLLER TRANSMISSION LINE)
TERMINAL BLOCK
(INDOOR/OUTDOOR CONNECTING LINE)
TB4
TB15
P.B.
POWER SUPPLY BOARD
VARISTOR
ZNR01,02
CN90
SWITCH (FOR MODEL SELECTION)
SWITCH (FOR CAPACITY CODE)
CONNECTOR (EMERGENCY OPERATION)
RADIO FREQUENCY INTERFACE FOR RF THERMOSTAT
RFI
TERMINAL BLOCK
(REMOTE CONTROLLER TRANSMISSION LINE)
TB6
WIRED REMOTE CONTROLLER BOARD
R.B.
SW2
SWITCH(COOLING ON/OFF)
SWITCH(HEATING ON/OFF)
SW1
IR WIRELESS REMOTE CONTROLLER BOARD
LED(RUN INDICATOR)
BUZZER
OPTIONAL PARTS
LED1
BZ1
RECEIVING UNIT
RU
W.B.
CN24-1
CN24-2
CONNECTOR (HEATER CONTROL 2ND)
CONNECTOR (0-10V ANALOG INPUT)
CN25
CONNECTOR (HUMIDITY OUTPUT)
CN2C
CONNECTOR (ERV OUTPUT)
CONNECTOR (ERV INPUT)
CNER
CNF
CONNECTOR (HUMIDITY INPUT)
DSA
X10
ARRESTOR
AUX.RELAY
Summary of Contents for M-SERIES
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