Mitsubishi Electric PKFY Series Technical & Service Manual page 12

PKFY-P63VFM-A PKFY-P100VFM-A
2
Symbol Name
I.B Indoor controller board
CN32 Connector Remote switch
HA terminal-A
CN41
Centrally control
CN51
CN52 Remote indication
Fan phase control
F.C
Fuse (6.3A)
FUSE
Capacity code
SW2 Switch
SW3 Mode selection
Model selection
SW4
Aux.Relay (Fan motor)
X4
ZNR Varistor
MF
3 2 1
C1
I.B
CND
FAN
1 3 5 1 3
(WHT)
(RED)
FUSE
250V
X4
6.3A
ZNR
F.C
X4
(GRN)
(RED)
VANE ADDRESS
CN6V CN81
6 5 4 3 2 1 8 7 6 5 4 3
8
MV
A.B
4
SW5
(RED)
3
240V
220V
ADDRESS
2
CN43
SW1 1 8
ON
7
(RED)
OFF
ADDRESS
6
1 2 34 5 6 7 8 910
CN82
5
SW14
SW12 SW11 SWC
4
0
0 0
3
2
3RD 2ND 1ST CONNECTION
1
DIGIT DIGIT DIGIT NO.
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.
(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.
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.
LED on indoor board for service
Meaning
Mark
Main power supply (Indoor unit : 220-240V)
Main power supply
LED1
power on
Power supply for MA-Remote controller
Power supply for
LED2
on
MA-Remote controller
All manuals and user guides at all-guides.com
2
Symbol
Capacitor (fan motor)
C1
Linear expansion valve
LEV
Fan motor (with inner thermo)
MF
MV Vane motor
Indoor power board
P.B
TB2
Terminal
TB5
block
TB15
TH21 Thermistor
TH22
P.B
AC220-240V
(RED)
CNSK
H2
CNDK
1 3 1 3
CNP
(RED)
(BLU)
X1
(GRN)
(WHT)
(WHT)
X1 REMOTE CENTRALLY
LEV
INDICATION CONTROL
CN60
CN52 CN51
6 5 4
5 1 5 1
(RED)
ADDRESS SW2 SW3
CN42
ON
2 1 4 3 2 1 OFF
1 2 3 4 5 6 1 2 3 4 5 6 7 8 910
4
See fig : w1
LEV
<fig : w1>
Models
SW2
ON
P63
OFF
1 2 3 4 5 6
ON
P100
OFF
1
:terminal block,
Function
lamp is lit
lamp is lit
Symbol
Name
TH23
A.B
SW1
SW5
Power supply
SW11
Transmission SW12
MA-Remote Controller SW14
Room temp.detection
SWC
(0°C/15t,25°C/5.4t)
CNP
I.B
Pipe temp.detection/Liquid X1
(0°C/15t,25°C/5.4t)
H2
RED
BLU
GRN/YLW
DC13.1V
(WHT)
TRANS
CN2S
3 2
2 1
1
BLK
CN2D 1
LED1
WHT
(WHT) 2
(WHT)
(WHT)
HA DRAIN
BLU
CN31
CN41 (BLU)
1
3 2 1 (M-NET) BLU
4 1
2
CN2M
(WHT)
REMOTE
ORN
SWITCH
1
CN32 CN3A
2
(BLU)
3 2 1 ORN
1 3
3
(RED) (WHT) (BLK)
SW4
INTAKE LIQUID GAS
ON
CN20 CN21
CN29
OFF
LED2
2 1 2 1 2 1
1 2 3 4 5
6
TH21 TH22 TH23
SW4
SW3
ON ON
OFF OFF
1 2 3 4 5 6 7 8 9 10 1 2 3 4 5
ON ON
OFF OFF
2 3 4 5 6 1 2 3 4 5 6 7 8 9 10 1 2 3 4
:connecter.
12
Name
Thermistor Pipe temp.detection/Gas
(0°C/15t,25°C/5.4t)
Circuit board
Switch Mode selection
Voltage selection
Address setting 1st digit
Address setting 2nd digit
Connection No.
Option selector
Connector D.Heater
Aux. Relay (D.Heater)
Dew prevention heater
TO NEXT INDOOR UNIT
TB2
L
N
PULL BOX
FUSE(15A)
BREAKER
(15A)
POWER SUPPLY
~
220-240V 50Hz
~
220V 60Hz
TB5
S(SHIELD)
TO OUTDOOR UNIT
M2
BC CONTROLLER
M1
REMOTE CONTROLLER
DC24-30V
TB15
TO MA-REMOTE
1
CONTROLLER
2
DC8.7-13V
5