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Red
White
Black
Parts name Check points
Disconnect the connector then measure the resistance using a tester.
(At the ambient temperature 10:(50˚F)~30:(86˚F))
Measure the resistance between the terminals using a tester.
(At the ambient temperature20:(68˚F))
Measure the resistance between the terminals using a tester.
(Winding temperature 20:(68˚F))
Measure the resistance between the terminals using a tester.
Measure the resistance after 3 minutes have passed since the power supply was intercepted.
(At the ambient temperature 0:(32˚F)~60:(140˚F))
Vane motor (MV)
Drain pump (DP)
Drain sensor (DS)
(Refer to the thermistor characteristic graph.)
(Refer to the thermistor characteristic graph.)
Room temperature
thermistor (TH1)
Pipe temperature
thermistor/liquid(TH2)
Condenser/Evaporator
temperature thermistor
(TH5)
1
3
YLW
YLW
1
2
3
Normal
4.3k"~9.6k"
Abnormal
Open or short
Abnormal
Open or short
Normal
0.6k"~6.0k"
Normal Abnormal
15k" Open or short
Normal Abnormal
319" Open or short
Measure the resistance between the terminals using a tester.
(Winding temperature 20:(68˚F))
Fan motor (MF)
Relay connector
Protector
OFF:130:
ON :80i20:
Abnormal
Open or short
Red-Black
White-Black
Motor terminal
or
Relay connector
Normal
87.2"
104.1"
PLA-A12/18/24/30AA
PLA-A12/18/24/30AA
1
PLA-A36/42AA
PLA-A36/42AA
1
32.6"
40.7"
10-6. HOW TO CHECK THE PARTS
PLA-A12AA PLA-A18AA PLA-A24AA PLA-A30AA PLA-A36AA PLA-A42AA
PLA-A12AA1 PLA-A18AA1 PLA-A24AA1 PLA-A30AA1 PLA-A36AA1 PLA-A42AA1
OC370B--1.qxp 07.6.20 2:42 PM Page 25