Mitsubishi Electric City Multi PMFY Series Technical & Service Manual page 30

Indoor controller board
PMFY-P20VBM-E#2
PMFY-P20VBM-ER3
PMFY-P20VBM-ER4
CNMF1, CNMF2
FAN motor
CNMF11-CNMF21 : 310-340V DC
CNMF27-1 : 0-15V DC
CN2M
Connect to the terminal block TB5
(M-NET transmission connecting wire)
24-30V DC (non-polar)
CN105
CN3A
MA-Remote controller
connecting wire
1-3 8.7-13V DC (Pin 1 (+))
LED2
Power supply for
MA-Remote controller
CN6V1
Vane motor
CN32
Connector
(Remote switch)
SW2
Capacity setting
The voltage range of DC12V in this
page is between DC11.5 V to DC 13.7 V.
OC307F
PMFY-P25VBM-E#2
PMFY-P25VBM-ER3
PMFY-P25VBM-ER4
FUSE CND
6.3A 250V Power supply
1-3 : 220-240V AC
SW3 SW4
Function setting Model setting
PMFY-P32VBM-E#2
PMFY-P32VBM-ER3
PMFY-P32VBM-ER4
CNP
Drain pump output (DP)
1-3 : 220-240V AC
CN52
Remote indicator
1-2: Status lamp 12VDC (1 : +)
Fan motor output (SW1-5 OFF)
Thermostat ON (SW1-5 ON)
1-3: Cooling/Dry status lamp
12VDC (1 : +)
1-4: Heating status lamp
12VDC (1 : +)
30
PMFY-P40VBM-E#2
PMFY-P40VBM-ER3
PMFY-P40VBM-ER4
LED1
Main power supply
CN31
Drain sensor (DS)
CN60
Linear expansion valve
(LEV)
CN20
Room thermistor (TH21)
CN44
Pipe temperature
1-2: thermistor/Liquid
(TH22)
3-4: thermistor/Gas
(TH23)
CN51
Centrally control
1-2 : Control signal
12VDC pulse input (1 : +)
3-4 : Operation indicator
12VDC (3 : +)
3-5 : Malfunction indicator
12VDC (3 : +)