14
8-4. Trouble criterion of main parts
MS-GD08ND-
C1
MS-GD10ND-
C1
MS-GD12ND-
C1
Vane motor
(MV)
Measure the resistance between the terminals with a tester.
(Part temperature10°C ~ 30°C)
RED
YLW
BRN
ORN
GRN
ROTOR
Normal
Abnormal
Open or short-circuit
240 ~ 260
"
Room
temperature
thermistor (RT11)
Part name
Indoor coil
thermistor
(RT12)
Check method and criterion
Measure the resistance with a tester.
(Part temperature 10°C ~ 30°C)
Figure
Normal
8k
"
~ 20k
"
Abnormal
Open or short-circuit
Measure the resistance between the terminals with a tester.
(Coil wiring temperature10°C ~ 30°C)
Indoor fan
motor (MF)
INNER FUSE
145
i
2
:
CUT OFF
tr
ap
rot
o
M
tr
ap
ro
sn
e
S
Measure the voltage Power ON.
MAIN
AUX.
BLK
RED WHT
FUSE
Normal
299~324
"
WHT-BLK
BLK-RED
Color of lead wire
BRN-YLW
YLW-GRY
Normal
4.5 ~ 5.5V
Abnormal
Remain 0V or 5V
(When fan revolved one time)
0V
→ →
5V 0V
(Approx.)
244~265
"
Abnormal
Open or
short-circuit
Color of lead wire