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MSH-A18ND
MSH-A24ND
Part name FigureCheck method and criterion
Indoor fan motor(MF)
MSH-A18ND
INNER FUSE
145: CUT OFF
MSH-A24ND
INNER
PROTECTOR
135i 5: OPEN
Color of
lead wire
WHT – BLK
BLK – RED
MSH-A18ND
198 " ~ 214 "
209 " ~ 227 "
Measure the resistance with a tester.
(Part temperature 10˚C ~ 30˚C)
Normal
8 k" ~ 20 k"
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-A24ND
132 " ~ 144 "
152 " ~ 166 "
Normal
MSH-A18ND
MSH-A24ND
YLW
GRNORN
BRN
RED
ROTOR
MAIN
AUX.
P
:INNER PROTECTOR
P
8-4. Trouble criterion of main parts
OB427B-1.qxp 07.5.16 3:30 PM Page 13