Mitsubishi Electric PLFY-P32VBM-ER2.UK Technical & Service Manual page 23

PLFY-P32/40/50/63/80/100/125VBM-ER3.UK
LEGEND
SYMBOL NAME
I. B INDOOR CONTROLLER BOARD
CN27
CONNECTOR DAMPER
CN32 REMOTE SWITCH
CN51 CENTRALLY CONTROL
CN52 REMOTE INDICATION
CH100 IT TERMINAL
FUSE FUSE(T6.3AL250V)
LED1 POWER SUPPLY(I. B)
LED2 POWER SUPPLY(I. B)
SW2 SWITCH CAPACITY CODE
SW3 MODE SELECTION
SW4 MODEL SELECTION
SWE DRAIN-UP MACHINE(TEST MODE)
X1 AUX. RELAY DRAIN WATER LIFTING-UP MACH.
A.B
GRILLE
SW1
ON
MV MV MV MV
OFF
1 2 3 4 5 6 7 8 910
M M M M
SW12
10ths
5 5 5 5
DIGIT
20 18 16 14 12 10 8 6 4 2
19 17 15 13 11 9 7 5 3 1
VANE CNV
I-SEE SENSOR
(WHT)
MOTOR CN6Y
(RED)
1 6
MA REMOCON
CN3A
(BLU)
1 3
I-SEE SENSOR
CN4Y
(WHT)
1 4
LEV CN60
1 (WHT) 6
CN52 2 CN51 2
(GRN) (WHT)
1 5 1
6
4 5
M
I-SEE
SENSOR
MT
M
I-SEE SENSOR CORNER PANEL
(OPTION PART)
LEV
2
IT terminal IT terminal
PAC-IT51AD-E PAC-IT52AD-E
1
1 5
1 4 5 8 1 4 5
CN100(WHT) CN100(WHT)
1
1 3 5
CN51(WHT) CN52(GRN)
In connecting optional IT terminal, use
either CN51 or CN52 which is not connected.
Be careful for connector colors.
OCH413D
SYMBOL
DP
DRAIN-UP MACHINE
FS DRAIN FLOAT SWITCH
LEV LINEAR EXPANSION VALVE
MF FAN MOTOR
MV VANE MOTOR
TB2 TERMINAL POWER SUPPLY
TB5 BLOCK TRANSMISSION
TB15 MA-REMOTE CONTROLLER
TH21 THERMISTOR ROOM TEMP. DETECTION
(0°C / 15kΩ, 25°C / 5.4kΩ)
TH22 PIPE TEMP. DETECTION / LIQUID
(0°C / 15kΩ, 25°C / 5.4kΩ)
PIPE TEMP. DETECTION / GAS
TH23
(0°C / 15kΩ, 25°C / 5.4kΩ)
The black square
MODELS
ADDRESS
4
CN43
(RED)
SWA SWB
8
1
3 2
2 3
ADDRESS
1 4
CN82
(RED)
SW11 SW14
SWC
1s BRANCH
1
DIGIT No.
8 4
CN32
J42 J41
(WHT)
1
1 3 1 8
Pair No.
ADDRESS ADDRESS
CN81 CN42
(RED) (RED)
1 8
LED2
CN100 2
(WHT)
WIRELESS
CN90
(WHT)
1 9
CN41
(WHT)
1 4
5
9
TB15
ORN
BZ
CNB
TO MA-REMOTE
1
CONTROLLER
ORN
2
DC8.7-13V
SW1
LED2
SW2
LED1
RU
W.B
NOTES:
1.At servicing for outdoor unit, always follow the wiring diagram of outdoor unit.
5
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. (Transmission line is non-polar.)
8
4.Symbol [S] of TB5 is the shield wire connection.
5.Symbols used in wiring diagram above are,
5
6.The setting of the SW2 dip switches differs in the capacity. For the detail, refer to fig< 1>.
LED on indoor board for service
Mark Meaning
LED1 Main power supply
Power supply for
LED2
MA-Remote controller
NAME SYMBOL
A. B ADDRESS BOARD
SWA SWITCH
SWB
SWC
SW1
SW11
SW12
SW14
OPTION PART
W.B PCB FOR WIRELESS REMOTE CONTROLLER
BZ
BUZZER
LED1 LED(OPERATION INDICATION : GREEN)
LED2 LED(PREPARATION FOR HEATING : ORANGE)
RU RECEIVING UNIT
SW1 EMERGENCY OPERATION(HEAT / DOWN)
SW2 EMERGENCY OPERATION(COOL / UP)
indicates a switch position.
(■)
SW2 MODELS SW2
ON ON
P32 P80
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6
ON ON
P40 P100
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6
ON ON
P50 P125
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6
ON
P63
OFF
1 2 3 4 5 6
See fig: 1
SW3 SW4 SW2
ON ON
OFF OFF
4
1 2 3 4 5 6 7 8 910 1 2 3 4 5 1 2 3 4 5 6
SWE
OFF ON
3
AUTO GRILLE
CN25
CN3G
(WHT)
(BLK)
1 2
1 3
LED1
INTAKE
LIQUID/GAS FLOAT SW CN27
CN20
CN44 CN4F (RED)
(RED)
(WHT) (WHT)
1 4 1 4 1 2 1 2
t° t° t°
Be sure to turn off the source power
and then disconnect fan motor connector.
(Failure to do so will cause trouble in Fan motor)
TH22 TH23 FS TH21
: terminal block,
Function
Main Power supply(Indoor unit:220-240V)
power on → lamp is lit
Power supply for MA-Remote controller
on → lamp is lit
23 23
NAME
CEILING HEIGHT SELECTOR
DISCHARGE OUTLET NUMBER
SELECTOR
OPTION SELECTOR
MODE SELECTION
ADDRESS SETTING 1s DIGIT
ADDRESS SETTING 10ths DIGIT
CONNECTION NO.
< 1>
TB5
TO OUTDOOR UNIT
BLU
M1 BC CONTROLLER
BLU
REMOTE CONTROLLER
M2
DC24-30V
S
(SHIELD)
1 3 5
2 1
M-NET
CN2M
(BLU)
+
FAN
X1
CNMF
(WHT)
D.U.M 3 1
7 4 1
CNP
(BLU)
3
MS
M
3~
1~
DP
MF
3 1
CN3G
AUTOMATIC FILTER ELEVATION PANEL
(OPTION PART)
: connecter.
POWER SUPPLY
~/N 220-240V 50Hz
220V 60Hz
BREAKER
(16A)
FUSE(16A)
TB2
RED
L
BLU PULL BOX
N
GRN/YLW
TO NEXT
INDOOR UNIT
I.B
CND
(BLK)
AUTO
GRILLE
POWER
3 1
CNAC
(WHT)
U.B
CN3A
5 3 1