Mitsubishi Electric MCFH-GA35VB Service Manual page 18

9-6. Test point diagram and voltage
MCFH-GA35VB -
E1
MCFH-GA50VB -
E1
MCFH-GA60VB -
E1
Indoor electronic control P.C. board
Fan motor power supply 230V AC
Very
Low Med. High
Low
7 5 6 4
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Fuse (F11)
250V AC
3 2 1 8
3.15A
EMERGENCY OPERATION switch
No.2 No.1
Receiver P.C.
RT11
board connector
TH113
(CN101)
DE00R697B
Room temperature
thermistor(RT11)
18
Varistor (NR11)
Power supply
input 230V AC
R132 about 20V DC
(Refer to 9-5.E.)
+ }
5V DC
–
– }
12V DC
+
Solder jumper wire to the
JR07 on the indoor electronic
control P.C. board.
(Refer to 8-3.)
Room temperature thermistor (RT11)
Time short point JPG and JPS
(Refer to 8-1.)
Indoor coil thermistor (RT12)
Indoor coil thermistor (RT12)
Room temperature thermistor (RT11)
40
30
CH313
To the indoor
20
electronic control
P.C.board CN113
10
1 2
0
0 10 20 30 40 50 60
Temperature ( C)