Mitsumi electronic MS-GD12ND Air Conditioner User Manual


 
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"
Abnorma
l
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
145i 2: CUT OFF
tr
a
p
r
o
t
oM
tr
ap ros
n
eS
Measure the voltage Power ON.
MAIN
AUX.
BLK
REDWHT
FUSE
Normal
299~324"
WHT-BLK
BLK-RED
Color of lead wire
BRN-YLW
YLW-GRY
Normal
4.5 ~ 5.5V
Abnorma
l
Remain
0V or 5V
(When fan revolved one time)
0V
5V 0V
(Approx.)
244~265"
Abnormal
Open
or
short-circuit
Color of lead wire