Mitsubishi Electric Mr.Slim MSZ09UN Service Manual page 46

Part name
Measure the resistance between the terminals with a tester.
Outdoor fan
(Part temperature14°F ~ 104°F)
motor(MF61)
INNER
PROTECTOR
266I 14°F OPEN
174I 30°F CLOSE
Measure the resistance between the terminals with a tester.
(Part temperature 50°F ~ 86°F)
Vane motor(MV)
Measure the resistance between the terminals with a tester.
(Part temperature :14°F~104°F)
R.V. coil
(21S4)
Measure the resistance with a tester.
(Part temperature : 14°F~104°F)
Expansion
valve (LEV)
Check method and criterion
Color of lead wire Normal
WHT-BLK 169~208Ω
BLK-RED 246~301Ω
Normal
MSZ09UN MSZ12UN
BRN-other one RED-other one
358 ~ 388Ω
282 ~ 306Ω
Normal
1.2kΩ ~ 1.6kΩ
Normal
(CN724)
WHT-RED
RED-ORN
39 ~ 56Ω
YLW-BRN
BRN-BLU
Abnormal
Open or
short-circuit
Abnormal
Open or
short-circuit
Abnormal
Open or short-circuit
Abnormal
Open or
short-circuit
46
Figure
BLK
P
AUX.
MAIN
RED
WHT
MSZ09UN
RED
ROTOR
YLW
BRN
ORN GRN
MSZ12UN
PNK
ROTOR
ORN
RED
YLW BLU
WHT6
LEV
RED1
ORG4
P P :INNER PROTECTOR