Mitsubishi Electric PMFY-P20VBM-E1 Technical & Service Manual page 14

PMFY-P20VBM-E
1
PULL BOX
TO NEXT
INDOOR UNIT
TB2 L N
RED
BLU
BLU
M
1~
BLU
DP
*See fig : 1
A.B
SW5
(RED)
220V 240V ADDRESS
CN43
SW1
1 2 3 4 5 6 7 8 910
SW12 SW11 SW14
SWC
10ths 1s BRANCH
DIGIT DIGIT No.
[LEGEND]
SYMBOL NAME
I.B INDOOR CONTROLLER BOARD
CN25 CONNECTOR HUMIDIFIER
CN27 DAMPER
CN32 REMOTE SWITCH
CN51 CENTRALLY CONTROL
CN52 REMOTE INDICATION
SW2 SWITCH CAPACITY CODE
SW3 MODE SELECTION
SW4 MODEL SELECTOR
ZNR VARISTOR
FUSE FUSE (6.3A / 250V)
X1 AUX.RELAY DRAIN PUMP
T TRANSFORMER
LED1 POWER SUPPLY(I.B)
LED2 POWER SUPPLY(I.B)
MF FAN MOTOR
MV VANE MOTOR
DP DRAIN PUMP
DS DRAIN SENSOR
PMFY-P25VBM-E
FUSE BREAKER
(15A) (15A)
POWER SUPPLY
~ / N
220-240V 50Hz
220V 60Hz
MF
TB5
MS
3~
I.B
LED1
FAN
(WHT)
6 3 1
FUSE
3
1
U
CND
(RED)
POWER
T
1
3
X1
CNP
(YLW)
D.U.M
SW4 SW3
ON
OFF
1 2 3 4 5 1 2 3 4 5 6 7 8 910
(WHT)
REMOTE (RED)
SWITCH
ADDRESS
CN32
CN42
3 1 1 4
4
4
8
1
(RED)
ADDRESS
CN82
F
1
SYMBOL NAME
TB2 TERMINAL POWER SUPPLY
TB5 BLOCK TRANSMISSION
TB15 MA-REMOTE CONTROLLER
THERMISTOR ROOM TEMP. DETECTION
TH21
(0 /15k , 25 /5.4k )
PIPE TEMP. DETECTION / LIQUID
TH22
(0 /15k , 25 /5.4k )
PIPE TEMP. DETECTION / GAS
TH23
(0 /15k , 25 /5.4k )
LEV LINEAR EXPANSION VALVE
A.B CIRCUIT BOARD
SW1 SWITCH MODE SELECTION
SW5 VOLTAGE SELECTION
SW11 ADDRESS SETTING 1s DIGIT
SW12 ADDRESS SETTING 10ths DIGIT
SW14 BRANCH No.
PMFY-P32VBM-E
1
TO OUTDOOR UNIT
BC CONTROLLER
REMOTE CONTROLLER
DC24-30V
TO MA-REMOTE CONTROLLER
DC8.7-13V
M1 M2 S
(SHIELD)
1 2
TB15
CN3A
(BLU)
3
REMOCON
2 1 3 1 CN31
(WHT)
CN2M
DRAIN
(BLU)
1
M-NET
LED2
CN29
2
(BLK)
1
GAS
CN21
2
(WHT)
1
LIQUID
CN20
2
(RED)
1
INTAKE
6
CN60
(WHT)
LEV
5
CN51
(WHT)
1
CENTRALLY
CONTROL
1
5 6
CN52
(GRN)
CN6V
REMOTE
(GRN)
INDICATION
VANE
1
1
SW2
ON 2
CN25
OFF
1
1 2 3 4 5 6
2
CN27
(RED)
1
ADDRESS
CN81
1 8
LED on indoor board for service
Mark Meaning
LED1 Main power supply
Power supply for
LED2
8
MA-Remote controller
NOTES:
1. At servicing for outdoor unit, always follow the wiring diagram of outdoor unit.
2. In case of using MA-Remote controller, please connect to TB15.
(Remote controllerwire is non-polar.)
3. In case of using M-NET, please connect to TB5. (Transmission wire is non-polar.)
4. Symbol [S] of TB5 is the shield wire connection.
5. Symbols used in wiring diagram above are,
6. The setting of the SW2 dip switches differs in the capacity. For the detail, refer to
the table above.
7. Please set the switch SW5 according to the power supply voltage. Set SW5 to
240V side when the power supply is 230 and 240 volts. When the power supply is
220 volts, set SW5 to 220V side.
14
PMFY-P40VBM-E
1
t°
DS
t°
TH23
t°
TH22
t°
TH21
BRN
RED
BLU
M
ORN
YLW
LEV
WHT
1
BRN
RED
ORN
M
YLW
GRN MV
5
SW2
MODELS
ON ON
P20VBM
OFF OFF
123456
ON ON
P25VBM
OFF OFF
123456
ON ON
P32VBM
OFF OFF
123456
ON ON
P40VBM
OFF OFF
123456
Function
Main power supply (Indoor unit:220-240V)
Power on Lamp is lit.
Power supply for MA-Remote controller
on Lamp is lit.
:terminal block,
1
< 1>
SW3
1234567 8 9 10
1234567 8 9 10
123456 7 8 9 10
123456 7 8 9 10
:connector.