Pva-A12Aa7 Pva-A18Aa7 Pva-A24Aa7 Pva-A30Aa7 Pva-A36Aa7 Pva-A42Aa7 - Mitsubishi Electric PLA-A12EA7 Service Manual

5 WIRING DIAGRAM

PVA-A12AA7 PVA-A18AA7 PVA-A24AA7 PVA-A30AA7 PVA-A36AA7 PVA-A42AA7

1
(BLUE) SW1
CN3C
3
SW2
CN90
OFF
1
2
ON
3
SW5
4
5
6
7
8
9
LED3
(GREEN)
CNF
CN44 CN4F
1
(BLUE)
1
1
2
CN3C
2
3
3
3
4
4
CN90
1
2
1 2 3 4 5 6 7 8 9
3
CN1
4
5
LED1
BZ1
6
RU
7
8
SW1 SW2
W.B. 9
t˚ t˚ t˚
OPTIONAL PARTS
TH2 TH5 TH1
(GREEN)
CNF
SYMBOL EXPLANATION Model
SYMBOL NAME
PVA-A12AA7
INDOOR CONTROLLER BOARD
I.B.
CONNECTOR (HEATER CONTROL 1ST)
CN24-1
CN24-2 CONNECTOR (HEATER CONTROL 2ND)
PVA-A18AA7
CONNECTOR (HUMIDITY OUTPUT)
CN25
CONNECTOR (0-10V ANALOG INPUT)
CN2A
CONNECTOR (ERV OUTPUT)
CN2C
PVA-A24AA7
CONNECTOR (LOSSNAY)
CN2L
CN32 CONNECTOR (REMOTE SWITCH)
CONNECTOR (HA TERMINAL-A)
CN41
PVA-A30AA7
1 2 3 4 5 6 7 8 9
CONNECTOR (CENTRALLY CONTROL)
CN51
CN1
CONNECTOR (WIRELESS)
CN90
CONNECTOR (RADIO FREQUENCY INTERFACE)
CN105
LED1
PVA-A36AA7
BZ1
CONNECTOR (ERV INPUT)
CNER
RU
CONNECTOR (HUMIDITY INPUT)
CNF
LED(POWER SUPPLY)
LED1 SW1 SW2
PVA-A42AA7
W.B. LED(REMOTE CONTROLLER SUPPLY)
LED2
t˚ t˚
LED(TRANSMISSION INDOOR-OUTDOOR)
LED3
OPTIONAL PARTS
TH2 TH5
SYMBOL EXPLANATION
SYMBOL NAME
INDOOR CONTROLLER BOARD
I.B.
CONNECTOR (HEATER CONTROL 1ST)
CN24-1
CONNECTOR (HEATER CONTROL 2ND)
CN24-2
CONNECTOR (HUMIDITY OUTPUT)
CN25
CONNECTOR (0-10V ANALOG INPUT)
CN2A
CONNECTOR (ERV OUTPUT)
CN2C
CONNECTOR (LOSSNAY)
CN2L
CONNECTOR (REMOTE SWITCH)
CN32
CONNECTOR (HA TERMINAL-A)
CN41
CONNECTOR (CENTRALLY CONTROL)
CN51
CONNECTOR (WIRELESS)
CN90
CONNECTOR (RADIO FREQUENCY INTERFACE)
CN105
CONNECTOR (ERV INPUT)
CNER
CONNECTOR (HUMIDITY INPUT)
CNF
LED(POWER SUPPLY)
LED1
LED(REMOTE CONTROLLER SUPPLY)
LED2
LED(TRANSMISSION INDOOR-OUTDOOR)
LED3
Due to continuing improvement, above specification may be subject to change without notice.
© 2017 Mitsubishi Electric US, Inc.
I.B.
CN32
(RED)
CN105
LED2
(BLACK)
CN2A
CN41
SWE
(RED)
CN25
(BLUE)
CNER
CN22
(BLACK) (BLUE)
CN51
CN2C CN24-2
(BLUE)
CNXB2
LED1
CNXA2
(RED) (YELLOW)
(RED) 1
SW1
2 1
CN20 CN2L
CN24-1 CNXC2
3 2
1 4 1 3
2 5 2 4
SW2
OFF
CN41
SWE
ON
SW5
(RED)
CNER
(BLACK) (BLUE)
LED3 CN2C CN24-2
SWITCH
CN44 CN4F
ON ON ON
SYMBOL (RED) NAME (YELLOW)
1
I.B. INDOOR CONTROLLER BOARD CN20 CN24-1
1
2
2
1 2 3 4 5 SWITCH (FOR MODEL SELECTION) 1 2 3 4 5 1 2 3 4 5 6 7 8
SW1
3 1
ON 3 ON ON
4 2
SWITCH (FOR CAPACITY CODE)
SW2
4
SWITCH (FOR MODE SELECTION)
SW5
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7 8
CONNECTOR (EMERGENCY OPERATION)
SWE
ON ON ON
P.B. POWER SUPPLY BOARD
FUSE AC250V 6.3A
F01
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7 8
ZNR01,02 VARISTOR
ON ON ON
ARRESTOR
DSA
AUX.RELAY
X10
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7 8
TH1
INTAKE AIR TEMP. THERMISTOR
ON ON ON
TH2 .
PIPE TEMP THERMISTOR/LIQUID
. . .
TH5
COND /EVA TEMP THERMISTOR
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7 8
TERMINAL BLOCK
ON ON ON
TB4
(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK t˚
1 2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 7 8
TB15
(REMOTE CONTROLLER TRANSMISSION LINE)
TH1
RADIO FREQUENCY INTERFACE FOR RF THERMOSTAT
RFI
SYMBOL
I.B. INDOOR CONTROLLER BOARD
SWITCH (FOR MODEL SELECTION)
SW1
SWITCH (FOR CAPACITY CODE)
SW2
SWITCH (FOR MODE SELECTION)
SW5
CONNECTOR (EMERGENCY OPERATION)
SWE
P.B. POWER SUPPLY BOARD
FUSE AC250V 6.3A
F01
VARISTOR
ZNR01,02
ARRESTOR
DSA
AUX.RELAY
X10
TH1
INTAKE AIR TEMP. THERMISTOR
TH2
PIPE TEMP
TH5
COND
TERMINAL BLOCK
TB4
(INDOOR/OUTDOOR CONNECTING LINE)
TERMINAL BLOCK
TB15
(REMOTE CONTROLLER TRANSMISSION LINE)
RFI RADIO FREQUENCY INTERFACE FOR RF THERMOSTAT
RFI
INSIDE SECTION OF CONTROL BOX
5
4
3
2
1
(RED)
1 3 5 CND
DSA
2
F01
1
U
I.B.
ZNR01
ZNR02
U
5
CN32
4
(RED)
3
CN105
2
1
(BLUE)
LED2 CNXB1 CNXC1 CNXA1
1 2 3 4 5 1 2
1 2
(BLACK)
CN2A
CN25
(BLUE)
2
1
CN22
CN51
(BLUE)
CNXB2
LED1
CNXA2
(RED) SYMBOL NAME
1
2 1
CN2L
OPTIONAL PARTS
CNXC2
3 2
IR WIRELESS REMOTE CONTROLLER BOARD
W.B.
4 1 3
5 2 4
RU RECEIVING UNIT
BZ1 BUZZER
LED1 LED(RUN INDICATOR)
SW1 SWITCH(HEATING ON/OFF)
SW2 SWITCH(COOLING ON/OFF)
R.B. WIRED REMOTE CONTROLLER BOARD
TERMINAL BLOCK
TB6
(REMOTE CONTROLLER TRANSMISSION LINE)
Model
PVA-A12AA7
NAME
PVA-A18AA7
PVA-A24AA7
PVA-A30AA7
PVA-A36AA7
.
PVA-A42AA7
THERMISTOR/LIQUID
. . .
/EVA TEMP THERMISTOR
P-Series (March 2017)
TB15
1
2
TB4
S1
RFI
S2
INSIDE SECTION OF CONTR
S3
P.B.
MODEL
DC280-340V
ON
X10
RECTIFIER CIRCUIT
MVZ-A12AA4
1
ON
CNMF
3 4 7 6 5 4 1
MVZ-A18AA4
1 1
ON
MVZ-A24AA4
1
DSA
ON
MVZ-A30AA4
1
ON
MVZ-A36AA4
U
1
ZNR02
MS
3~
FAN MOTOR
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).
CNXC1
CNXB1
3.Symbols used in wiring diagram above are as follows.
1 2 3 4 5
:CONNECTOR
:TERMINAL
(HEAVY DOTTED LINE):FIELD WIRING
(THIN DOTTED LINE):OPTIONAL PARTS
4.Use copper supply wire.
UTILISER DES FILS D'ALIMENTATION EN CUIVRE.
Service Board
1 2 3 4 5
ON
SYMBOL NAME
OFF
OPTIONAL PARTS
1 2 3 4 5
IR WIRELESS REMOTE CONTROLLER BOARD
W.B.
ON
OFF
RU RECEIVING UNIT
BZ1 BUZZER
1 2 3 4 5
ON
LED1 LED(RUN INDICATOR)
OFF
SWITCH(HEATING ON/OFF)
SW1
1 2 3 4 5
SW2 SWITCH(COOLING ON/OFF)
ON
OFF
WIRED REMOTE CONTROLLER BOARD
R.B.
1 2 3 4 5
TERMINAL BLOCK
TB6
ON
(REMOTE CONTROLLER TRANSMISSION LINE)
OFF
1 2 3 4 5
ON
OFF
TRANSMISSION
WIRES DC 12V
TB6
1
2
R.B.
REMOTE CONTROLLER
OPTIONAL PARTS
TO OUTDOOR UNIT
SWITCH
ON ON
P.B.
2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 8 7
ON ON
(RED)
2 3 3 4 5 1 2 5 3 4 CND 5 1 2 3 4 5 6 8 7
ON ON
2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 8 7
ON ON
2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 8 7
F01
ON ON
2 3 4 5 1 2 3 4 5 1 2 3 4 5 6 8 7
ZNR01
U
DC280-340V
X10
RECTIFIER CIRCUIT
(BLUE)
CNXA1 CNMF
1 2 3 4 7 6 5 4 1
1 2
MS
3~
FAN MOTOR
Note1
43
2.
3
4