33
TEST POINT DIAGRAM AND VOLTAGE
MXZ-24UV
-
,
MXZ-24UV
-
Electronic control P.C.board
E2
E1
Gas pipe temperature thermistor
Evaporation temperature thermistor
Defrost temperature thermistor
Resistance (k
Ω
)
Resistance (k
Ω
)
Temperature(
;
)
Temperature(
;
)
{
Fin temperature thermistor
1.0~4.0V DC
Evaporation temperature thermistor
2.5~4.0V DC
Discharge temperature thermistor
0.3~0.6V DC
Defrost temperature thermistor
2.5~4.0V DC
12V DC
{
5V DC
0~5V DC
+
-
-
-
-
-
-
-
-
LED monitor indication
Gas pipe temperature
thermistor 2.5~4.0V DC
Room A
Room C
Room B
{
High pressure switch
Liner expansion valve(LEV)
12V DC pulse wave
Outdoor fan Me 12V DC
R.V. coil
12V DC
Outdoor fan Lo 12V DC
Outdoor fan ON 12V DC
{
Serial signal Room A
5~10V DC
{
Serial signal Room B
5~10V DC
{
Serial signal Room C 5~10V DC
{
Relay 12V DC
Temperature(
;
)
Discharge temperature thermistor
Resistance (k
Ω
)
OB287B--2.qxp 06.6.7 11:15 AM Page 33
Summary of Contents for MXZ-24UV
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