Test Point Diagram And Voltage - Mitsubishi Electric MS09EW Service & Parts Manual

TEST POINT DIAGRAM AND VOLTAGE
MSOQEN
MS12/15EN
In/out signal circuit
Power supply
25-30V AC
I r
In/out siganl
output
24-OV DC
Indoor electronic control P.C. board
I
Reconstruction of indoor
: ; i
$
Defrost thermistor
-
"---Auto restart
function switch
Room temperature
thermistor
electronic control
P.
C. board
I
$.
Room temperature
Thermistor RTl 1
2 0
5
15
Y
-
E
E
' 3
1 0
d
5
6 0 7 0 7780 9 0 100
Defrost
Thermistor RT12.RT14
Temperature
( ' F )
Temperature
( ' F )