Mitsubishi Electric PLFY-P15VFM-E1 Technical & Service Manual page 25

8-4. TEST POINT DIAGRAM
Indoor controller board
PLFY-P15VFM-E1.TH
PLFY-P32VFM-E1.TH
LED2
Power supply
(Wired remote controller)
CN51
Centrally control
– : Control signal
12 V DC pulse input ( : +)
– : Operation indicator
12 V DC ( : +)
– : Malfunction indicator
12 V DC ( : +)
CN41
HA terminal-A
CN44
Pipe temperature thermistor
– : Liquid (TH22)
– : Gas (TH23)
CN20
Room temperature thermistor
(TH21)
CN4F
Drain float switch (FS)
CNP
Drain pump (DP)
– : 12 V DC
CNMF
Fan motor (MF)
– : 310–340 V DC
– : 15 V DC
Note: The voltage range of 12 V DC in this page is between 11.5 to 13.7 V DC.
OCH617
PLFY-P20VFM-E1.TH
PLFY-P40VFM-E1.TH
25
PLFY-P25VFM-E1.TH
PLFY-P50VFM-E1.TH
CNV
Vane motor (MV)
12 V pulse output
CN32
Remote switch
SW2
Capacity setting
CN4Z
i-see sensor (Sensor)
SWE
Jumper switch
(Emergency operation)
CN90
Connect to the wireless
remote controller board (CNB)
LED1
Power supply (I.B)
F1
FUSE
(6.3A/250V)