Oc292 - Mitsubishi city multi PKFY-08NAMU-A Technical & Service Manual

6 WIRING DIAGRAM
PKFY-08NAMU-A
[LEGEND]
NAME
SYMBOL
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.
M.B INDOOR CONTROLLER BOARD
CN32 CONNECTOR REMOTE SWITCH
CN41 HA TERMINAL-A
CN51 CENTRALLY CONTROL
CN52 REMOTE INDICATION
SW2 SWITCH CAPACITY CODE
SW3 MODE SELECTION
A.B
5VDC SUPPLY
SW5
(RED)
4
230V
208V
ADDRESS 3
CN43 2
SW1
1
ON
(RED)
OFF
8
ADDRESS
1 2 3 4 5 6 7 8 910
7
CN82
6
SW14 5
SW12 SW11
4
0
0 0 3
2
1
3RD 2ND 1ST CONNECTION
DIGIT DIGIT DIGIT
NO.
Notes:
1.
At servicing for outdoor unit,always follow the wiring diagram of outdoor unit.
2. In case of connecting MA-Remote controller,please connect MA remote controller cable in an accessorie
to the connector .(Remote controller wire is non-polar.)
1 2
3.In case of using M-NET,please connect to TB5.(Transmission line is non-polar.)
Symbols used in wiring diagram above are,
4.
Please set the switch SW5 according to the power supply voltage.
5.
Set SW5 to 230V side when the power supply is 230 volts.
When the power supply is 208 volts,set SW5 to 208V side.
LED on indoor board for service
Meaning
Mark
Main power supply
LED1
Power supply for
LED2
MA-Remote controller
SYMBOL
P.B INDOOR POWER BOARD
C CAPACITOR (FAN MOTOR)
F.C FAN PHASE CONTROL
FUSE FUSE (6A/250V)
ZNR VARISTOR
LEV MV
6 5
1 2 3 4 5 6 1 2 3 4 5 1 2 3 4
CN5V
CN60
HA
LEV (BLU)
CN41
(WHT)
(WHT)
4
1 2 3 4 5
1 2 3 4 5
CN52
CN51
1 2 3
CENTRALLY REMOTE
CN42
CONTROL
INDICATION
8
ADDRESS
(WHT)
(GRN)
(RED)
M.B
:terminal block,
Function
Main power supply(Indoor unit:208-230V)
power on lamp is lit
Power supply for MA-Remote controller
on lamp is lit

OC292-21

NAME
TH23 TH22 TH21
1 2 3 1 2 3 1 2 1 2
CN34 CN29 CN21
CN32
REMOTE (GRN) LIQUID
GAS
(WHT)
SWITCH
(BLK)
(WHT)
4 1 2 3 4 5 6 7 8
1 2 3 1 2
CN81
CN20
CN3A
ADDRESS
INTAKE
(BLU)
(RED)
(RED)
LED2
CN53M
POWER BOARD 1 2 3 4 5
(RED)
CN35M
POWER BOARD 1 2 3
(BLU)
:connecter, :direct wire connection.
NAME
SYMBOL
LEV LINEAR EXPANSION VALVE
MF FAN MOTOR
MV VANE MOTOR
TB2 POWER SUPPLY
TERMINAL
TB5 BLOCK TRANSMISSION
TH21
THERMISTOR
ROOM TEMPERATURE DETECTION
(32°F/15kΩ,77°F/5.4kΩ)
TH22
PIPE TEMPERATURE DETECTION
/LIQUID (32°F/15kΩ,77°F/5.4kΩ)
TH23
PIPE TEMPERATURE DETECTION
/GAS (32°F/15kΩ,77°F/5.4kΩ)
TO OUTDOOR UNIT
TO MA-REMOTE
BC CONTROLLER
CONTROLLER
M-NET REMOTE CONTROLLER
DC8.7-13V
DC24-30V
M1 M2
1 TB5 S(SHIELD)
2
MF
YLW
FAN
ORN CND
1 2
1 2 3 4 6 5
(GRN) (RED)
BRN
CN2M
M-NET
(BLU)
1 2 3
CN35P
C
MICON
BOARD
FUSE
(BLU)
ZNR 250V
BLK
5
CN53P
F.C
YLW
4
MICON
ORN
3 BOARD
RED
2 (RED)
BRN
1
LED1
P.B
TO NEXT
INDOOR UNIT
TB2
L1
PULL
L2
BOX
GR
FUSE
(15A)
BREAKER
(15A)
1 3 2
POWER SUPPLY
~/N 208-230V 60Hz
6A