Wiring Diagram - Mitsubishi Electric PLFY Series Technical & Service Manual

7

WIRING DIAGRAM

PLFY-P20VCM-E.TH
PLFY-P20VCM-E .TH PLFY-P25VCM-E
1
[LEGEND]
SYMBOL NAME
INDOOR CONTROLLER BOARD
I.B
CN32 CONNECTOR REMOTE SWITCH
CN41 HA TERMINAL-A
CN51 CENTRALLY CONTROL
CN52 REMOTE INDICATION
FUSE FUSE (6.3A/250V)
SW1 SWITCH MODE SELECTION
SW2 CAPACITY CODE
SW3 MODE SELECTION
SW4 MODEL SELECTION
SW11 ADDRESS SETTING 1ST DIGIT
SW12 ADDRESS SETTING 2ND DIGIT
SW14 CONNECTION No.
X1 AUX. RELAY DRAIN PUMP/DEW PREVENTION HEATER
X4 FAN MOTOR (LL)
X5 FAN MOTOR (Lo)
X6 FAN MOTOR (Hi)
X7 FAN MOTOR (Me)
ZNR VARISTOR
C1
I.B
GRILLE
H2
9
8
10
YLW
5
5
MV
4
RED
7
ORN
5
MV
6
5 YLW
3
WHT
5
MV
2
BLU
1
5
MV
LED on indoor controller board for service
Mark Meaning
LED1 Main power supply
Power supply for
LED2
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 controller wire is non-polar.)
3.In case of using M-NET, please connect to TB5. (Transmisson line 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 fig:w1.
PLFY-P25VCM-E.TH
1
MF
ORN
RED
WHT
1 3 5 7 9
1
(FAN)
FAN
X6 X5 X4 X7 ZNR
X6 X5 X4 X7
WHT
WHT
(CENTRALLY
HA
CONTROL)
SW1
CN41
CN51
0N
4 3 2 1 5 4 3 2 1
0FF
1 2 3 4 5 6 7 8 9 10
GRN
(REMOTE
SW2 SW3 SW4
INDICATION)
0N CN52
0N
0FF 0FF 5 4 3 2
2 1 4 3 6 5 1 3 2 5 4 7 6 9 8 10 1 2 3 4 5
See fig:W1
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,
PLFY-P32VCM-E.TH
.TH PLFY-P32VCM-E
SYMBOL NAME
CAPACITOR (FAN MOTOR)
C1
DRAIN PUMP
DP
DS DRAIN SENSOR
H2 DEW PREVENTION HEATER
LEV LINEAR EXPANSION VALVE
MF FAN MOTOR (WITH THERMAL FUSE)
VANE MOTOR
MV
POWER SUPPLY
TB2 TERMINAL
BLOCK
TRANSMISSION
TB5
MA-REMOTE CONTROLLER
TB15
THERMISTOR ROOM TEMPERATURE DETECTION
TH21
(0:/15T 25:/5.4T)
PIPE TEMPERATURE DETECTION/LIQUID
TH22
(0:/15T 25:/5.4T)
TH23 PIPE TEMPERATURE DETECTION/GAS
(0:/15T 25:/5.4T)
P.B INDOOR POWER BOARD
DP
1 3
ORN RED BLU
3 1 3 1 3
(D·HEATER) (D·U·M)
(POWER)
CND CNC CNP
FUSE
X1
X1
WHT
(LEV)
CN60
6 5 4 3 2 1
GRN SW14
SW12
(VANE)
0 0
O
CN6V
1
6 5 4 3 2 1
3RD 2ND
CONNECTION
DIGIT
DIGIT
No.
6
5
LEV
: connecter.
13
PLFY-P40VCM-E.TH
.TH PLFY-P40VCM-E
1
TB2
L
RED
N
BLU
GRN/YLW
P.B
AC220-240V
DC13.1V
TRANS
CNSK(RED)
CN2S(WHT)
3 2
2 1
1
RED
BLK
3 1 (POWER
BORD)
WHT
CNDK
LED1
WHT
(DRAIN)
CN31
3 2 1
LED2
RED WHT BLK
SW11
(INTAKE) (GAS)
(LIQUID)
0
CN20 CN21 CN29
2 1 2 1 2 1
1ST
DIGIT
TH23
DS TH21 TH22
<fig:W1>
MODELS
P20
OFF
P25
OFF
P32
OFF
P40
OFF
.TH
1
TO NEXT INDOOR UNIT
PULL BOX
FUSE(15A)
BREAKER
(15A)
POWER SUPPLY
~/N 220-240V 50Hz
TO OUTDOOR UNIT
BC CONTROLLER
TB5
M1
M-NET REMOTE
M2
CONTROLLER
S(SHIELD) DC24-30V
TB15
1
TO MA-REMOTE
2
CONTROLLER
DC8.7-13V
SW2
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6
ON
1 2 3 4 5 6