Pkfy-P15Vbm-Er3 - Mitsubishi Electric PKFY-P15VBM-ER2 Technical & Service Manual

PKFY-P15VBM-ER3

Legend
Symbol
Name
I.B Indoor controller board
CN32
Connector Remote switch
Centrally control
CN51
CN52 Remote indication
CN105 IT Terminal
SW2 Switch Capacity code
SW3 Mode selection
P.B Indoor power board
FUSE Fuse (T6.3AL 250V)
F.C Fan phase control
Capacitor (Fan motor)
C1
MF Fan motor
W.B
9
SW2 SW1
CNB
BZ
RU
LED1 LED2
A.B
SW5
4
(RED)
220V 240V
ADDRESS
CN43
1
SW1
ON
8
OFF (RED)
1 2 3 4 5 6 7 8 9 1 0
ADDRESS
CN82
SW12 SW11 SW14
1
10ths 1s
BRANCH
DIGIT DIGIT
No.
See fig :*1
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 MA remote controller cable in an accessory
to the connector
1 2
3. In case of using M-NET,please connect to TB5 (Transmission line is non-polar.)
4. Symbols used in wiring diagram above are,
5. The setting of the SW2 dip switches differs in the capacity. For the detail, refer to the fig : *1.
6. 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
Mark Meaning
LED1 Main power supply
Power supply for
LED2
MA-Remote controller
OCH418C
PKFY-P20VBM-ER3
Symbol
MV
LEV
TB2
TB5
TH21
TH22
TH23
A.B
SW1
RED
M
WHT
BLU
LEV
ORN
5
YLW
6
9
1 6 1 5 1
CN60 CN5V CN90
LEV VANE WIRELESS
(WHT) (BLU) (WHT)
1 5 1 5
CN51 CN52
(WHT) (GRN)
1 4
4
CN42
ADDRESS
8
(RED)
SW3 SW2
ON
OFF
12345678910 1234
J41 J42
Pair No.
I.B
. (Remote controller wire is non-polar.)
Function
Main power supply(Indoor unit : 220-240V)
power on →lamp is lit
Power supply for MA-Remote controller
on →lamp is lit
Name
Vane motor
Linear expansion valve
Power supply
Terminal
block
Transmission
Thermistor Room temp,detection
(0°C/15kΩ,25°C/5.4kΩ)
Pipe temp,detection/Liquid
(0°C/15kΩ,25°C/5.4kΩ)
Pipe temp,detection/Gas
(0°C/15kΩ,25°C/5.4kΩ)
Address board
Switch Mode selection
1
TH23 TH22 TH21
M
5
MV
t° t° t°
9 1 2 1 2
CN29 CN21
GAS LIQUID
(BLK) (WHT)
1 8
1 3
1 2
CN81
CN3A CN20
ADDRESS
MA- INTAKE
(RED)
REMOCON (RED)
(BLU)
3 1 1 4
CN32 CN41
(WHT) (WHT)
1 5
CN105
(RED)
3 1 5 1
LED2
CN35M CN53M
(BLU) (RED)
: terminal block,
■
The black square ( ) indicates a switch position. <*1>
Models SW2 Models
ON
P15
OFF
1 2 3 4
18
PKFY-P25VBM-ER3
Symbol
SW5 Voltage selection
Switch
SW11 Address setting 1s digit
Address setting 10ths digit
SW12
SW14 Branch No.
Wireless remote controller board
W.B
RU Receving unit
BZ Buzzer
LED1 LED (Operation indicator:Green)
LED (Preparation for heating:Orange)
LED2
SW1 Emergency operation (Heat)
Emergency operation (Cool)
SW2
TO OUTDOOR UNIT
TO MA-REMOTE BC CONTROLLER
CONTROLLER M-NET REMOTE CONTROLLER
DC8.7 - 13V DC24 - 30V
M1 M2 TB5
1 2
M
1~
MF
FAN
(GRN)
1 2 1 4 6 CND
CN2M
(RED)
M-NET
(BLU)
1 3
C1
CN35P
(BLU)
FUSE
250V
6.3A
5
F.C
CN53P
(RED)
1
LED1
P.B
: connector
SW2 Models
ON
P20 P25
OFF OFF
1 2 3 4
Name
TO NEXT
INDOOR UNIT
TB2
L
PULL
BOX
N
FUSE
(16A)
BREAKER
1 3
(16A)
POWER SUPPLY
~/N 220 - 240V 50Hz
~/N 220V 60Hz
TAB1
SW2
ON
1 2 3 4