Test Point Diagram And Voltage - Mitsubishi Electric MSC-07RV Service Manual

TEST POINT DIAGRAM AND VOLTAGE

MSC-07RV -
E1
MSC-09RV -
E1
MSC-12RV -
E1
Indoor electronic control P.C. board
R132
--
{
12V DC
+
SW2 (See page 121.)
1 sets the Auto restart function ON/ OFF.
2 switches over MU&MUX type/ MUH&MXZ type.
Varistor (NR11)
142
Fuse 250V AC 3.15A
}
Indoor fan motor
220~240V AC
}
Power supply input
220-240V AC
Room temperature
thermistor (RT11)
Timer short
mode point
Indoor coil
thermistor (RT12)
Emergency
operation switch
+
}
5V DC
--
Indoor coil thermistor (RT12)
Room temperature thermistor (RT11)
40
30
20
10
0
0 10 20 30 40 50 60
Temperature (; ; )