Wiring Diagram - Mitsubishi Electric City Multi PCFY-P15NGMU-E Technical & Service Manual

5

WIRING DIAGRAM

PCFY-P15NGMU-E PCFY-P24NGMU-E PCFY-P30NGMU-E PCFY-P36NGMU-E
Legend
Symbol Name
I. B Indoor controller board
CN24 Connector Heater
CN32 Remote switch
CN51 Centrally control
CN52 Remote indication
CNP Drain-up machine
F.C Fan phase control
FUSE FUSE (6A/250V)
SW2 Switch Capacity code
SW3 Mode selection
Model selection
SW4
Aux.Relay Drain-up machine
X1
X4 Fan motor
ZNR Varistor
MF
1 3 5
C1
I.B
FAN CND
1 3 5 1 3
(WHT) (RED)
FUSE
250V
X4
6A
ZNR
F.C
(YLW)
X4
HEATER
CN24
(GRN) (RED)
VANE ADDRESS
CN6V CN81
6 5 4 3 2 1 8 7 6 5 4 3 2 1 4 3 2 1
6
8
6 5 4 3 2 1
MV
Note
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. (Transmission 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/SW3 dip switches differs in the capacity.
w 1.
For the detail, refer to the fig:
7.Please set the switch SW5 according to the power supply voltage.
Set SW5 to 230V side when the power supply is 230 volts.
When the power supply is 208 volts, set SW5 to 208V side.
Symbol Name
P. B INDOOR POWER BOARD
C1
Capacitor (fan motor)
LEV
Linear expansion valve
MF Fan motor (with inner thermo)
MV Vane motor
TH21 Thermistor Room temp, detection
(32°F/15k", 77°F/5.4k")
TH22 Pipe temp, detection/Iiguid
(32°F/15k", 77°F/5.4k")
TH23 Pipe temp, detection/Gas
(32°F/15k", 77°F/5.4k")
TB2
Terminal Power supply
TB5
block Transmission
TB15 MA-remote controller
P.B
AC208-230V
(RED)
TRANS
CNSK
3
2
1
CNP CNDK
1 3 1 3
(BLU) (RED)
X1
(GRN) (WHT) (WHT)
(WHT)
REMOTE CENTRALLY REMOTO
X1
LEV
INDICATION CONTROL SWITCH
CN60
CN52 CN51 CN32
5 1 5 1 1
6 5 4 3 2 1
(RED)
ADDRESS
SW2 SW3 SW4
CN42
ON ON
OFF OFF
123456 12345678910 12345
6
S e e f i g : w 1
6 5 4 3 2 1
4
LEV
: terminal block, : connector.
Symbol Name
A. B Circuit board Address
SW1
Switch Mode selection
SW5
Voltage selection
SW11
Address setting 1st digit
SW12
Address setting 2nd digit
SW14 Connection No.
SWA Ceiling height Selector
SWC Option Selector
TO NEXT INDDOR UNIT
w 2
TB2
RED L1
BLU L2
GRN/YLW GR
DC13.1V
(WHT)
CN2S
2
1
POWER SUPPLY
BLK
~/N 208-230V 60Hz
CN2D 1
LED1
WHT
(WHT)
2
(WHT)
DRAIN
TB5 S(SHIELD)
CN31
BLU
CN2M
1
TO OUTDOOR UNIT
3 2 1 M2
BLU
(BLU)
2 BC CONTROLLER
M-NET
M1
REMOTE CONTROLLER
DC24-30V
ORN
1
TB15
1
TO MA-REMOTE
CN3A
2
ORN
3 2 CONTROLLER
(BLU)
3
DC8.7-13V
(RED) (WHT) (BLK)
INTAKE LIQUID GAS
CN20 CN21 CN29 MODEL MODEL
PCFY-P30NGMU-E PCFY-P36NGMU-E
LED2
2 1 2 1 2 1
(GRN)
VAHE
CN6V
2 1 2 1
6 5 4 3 2 1 6 5 4 3 2 1
6
TH21 TH22 TH23
6 5 4 3 2 1 6 5 4 3 2 1
MV
w
< 1>
PCFY-P15NGMU-E
PCFY-P24NGMU-E
PCFY-P30NGMU-E
PCFY-P36NGMU-E
LED on indoor board for service
Mark
LED1
LED2
< w
>
2 Use Copper Supply Wire.
13
PULL BOX
FUSE(15A)
BREAKER
(15A)
(GRN)
VAHE
CN6V
A.B
SW5
SWA
(RED)
208V 230V
ADDRESS
3
5
CN43
2
SW1
1
ON
OFF
12345678910
SW14
SW12 SW11
SWC
2
0 0
MV
1
CONNECTION
3RD 2ND 1ST
NO.
DIGIT DIGIT DIGIT
Models SW2 SW3
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
ON
OFF
1 2 3 4 5 6
ON ON
OFF OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
ON
OFF
1 2 3 4 5 6
Meaning Function
Main power supply(Indoor unit:208-230V)
Main power supply
power on Iamp is Iit
Power supply for Power supply for MA-Remote controller
MA-Remote controller on Iamp is lit
4
3
2
8
1
7
(RED)
6
ADDRESS
CN82 5
0 4
3
2
1