Mitsubishi Electric MSC-C07TV Service Manual page 51

2. Trouble criterion of main parts
MSC-C07TV -
E1
MSC-C09TV -
E1
MSC-C12TV -
E1
Part name
Room
Measure the resistance with a tester.
temperature
(Part temperature 10°C ~ 30°C)
thermistor(RT11)
Indoor coil
thermistor(RT12)
Measure the resistance between the terminals with a tester.
(Coil wiring temperature10°C ~ 30°C)
Indoor fan
motor(MF)
Measure the voltage Power ON.
Measure the resistance between the terminals with a tester.
(Part temperature10°C ~ 30°C)
Vane motor(MV)
Check method and criterion
Normal
MSC-C07/C09/C12TV
8kΩ ~ 20kΩ
MSC-C07/C09/C12TV
WHT-BLK
BLK-RED
Normal
MSC-C07/C09/C12TV
BRN-YLW
4.5 ~ 5.5V
(When fan revolved one time)
YLW-GRY
0V 5V 0V
(Approx.)
Normal
MSC-C07/C09/C12TV
282 ~ 306Ω
Abnormal
Open or
short-circuit
Normal
280 ~ 304Ω
311 ~ 338Ω
Abnormal
Remain 0V or 5V
Abnormal
Open or
short-circuit
51
Abnormal
Open or
short-circuit
RED
YLW
BRN
Figure
WHT
RED
BLK
FUSE
YLW
GRY
BRN
ROTOR
GRN
ORN