Mitsubishi MSH-GA60VB - Trouble Criterion of Main Parts

15
MSH-GA50VB
MSH-GA60VB
MSH-GA80VB
Part name FigureCheck method and criterion
Indoor fan motor(MF)
MSH-GA50/GA60VB
INNER FUSE
145: CUT OFF
MSH-GA80VB
INNER
PROTECTOR
135i 5: OPEN
Color of
lead wire
WHT – BLK
BLK – RED
MSH-GA50/GA60VB
282 " ~ 305 "
141 " ~ 152 "
Room temperature
thermistor(RT11)
Indoor coil thermistor
(RT12(main), RT13(sub))
Horizontal vane
motor(MV1)
Vertical vane
motor(MV2)
Motor part
Sensor part
Measure the resistance between the terminals with a tester.
(Part temperature 10˚C ~ 30˚C)
Color of lead wire
BRN – YLW
YLW – GRY
Normal
4.5 ~ 5.5V
Measure the voltage power ON.
(When fan revolved one time)
0V➔5V➔0V
(Approx.)
Normal
282" ~ 306 "
Measure the resistance between the terminal with a tester.
(Part temperature 10°C ~ 30°C)
BLK
RED
WHT
GRY
YLW BRN
MAIN
AUX
FUSE
BLK
RED
WHT
GRY
YLW BRN
MSH-GA80VB
132 " ~ 144 "
152 " ~ 166 "
Normal
MSH-GA50/GA60VB
MSH-GA80VB
Measure the resistance with a tester.
(Part temperature 10˚C ~ 30˚C)
Refer to 9-6."Test point diagram and voltage",
"Indoor electronic control P.C. board", for the chart of thermistor.
YLW
GRNORN
BRN
RED
ROTOR
MAIN
AUX.
P
:INNER PROTECTOR
P
9-4. Trouble criterion of main parts
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OB367D
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