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14
TROUBLESHOOTING
7
7-1. HOW TO CHECK THE PARTS
PKFY-P06NBMU-E PKFY-P08NBMU-E
Parts name Check points
Disconnect the connector then measure the resistance with a tester.
(At the ambient temperature 50°F~86°F)
Disconnect the connector then measure the resistance value with a tester.
(Coil temperature 68°F)
Linear expansion
valve (LEV)
Refer to the next page for the details.
Room temperature
thermistor (TH21)
Liquid pipe temperature
thermistor (TH22)
Gas
pipe temperature
thermistor (TH23)
Normal
4.3k~9.6k
Abnormal
Open or short
Normal
200 ± 10%
Abnormal
(1)-(5)
White-Red
(2)-(6)
Yellow-Brown
(3)-(5)
Orange-Red
(4)-(6)
Blue-Brown
Open or short
1
2
3
4
5
6
LEV
White
Yellow
Orange
Blue
Red
Brown
CN60
Vane motor (MV)
Measure the resistance between the terminals using a tester. (At the ambient temperature 77°F)
Normal Normal
400 ± 7%
Abnormal
-
Red-White
-
Red-Blue
-
Red-Orange
-
Red-Yellow
Open or short
Measure the resistance between the terminals using a tester. (At the ambient temperature 68°F)
Fan motor (MF)
Abnormal
Open or short
White-Black
Red-Black
Normal
313 ± 8%
108 ± 8%
Orange
White
Red
Yellow
Blue
4
2
1
53
Connect pin No.
M
White
Red
Black
1
4
6
FAN