Mitsubishi Electric MSZ-WN25VA - E1 Service Manual page 20

10-5. TROUBLE CRITERION OF MAIN PARTS
MSZ-WN25VA MSZ-WN35VA
Part name
Room temperature
thermistor (RT11)
Indoor coil thermistor
(RT12, RT13)
Indoor fan motor (MF)
Vane motor (MV)
OBH764
Check method and criterion
Measure the resistance with a tester.
Refer to 10-7. "Test point diagram and voltage", "2. Indoor electronic control
P.C. board", for the chart of thermistor.
Check 10-6. .
Measure the resistance between the terminals with a tester.
(Part temperature 10 ~ 30°C)
Color of the lead wire
RED - BLK
Normal
235 ~ 255 Ω
20
Figure
BLK
ROTOR
BLK
RED
BLK BLK