F1480YD, F1480YD2, F1480YD26, F1480YD5, F1480YD6 - LG Washing Machine Service Manual (repair manual). Page 31

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34
Dry Fan Motor Trouble
Is the 
Connector
connected correctly to
the 
Main PCB
and the 
Dry Heater
or 
Fan Motor
?
Or is the 
Harness
alright? 
Are the resistance same between 
terminal
points?
V~U / U~W / W~V : 2~5Ω
When checking voltage between 
connectors(1,2)
on drying, is the voltage DC 20~30V as the figure ?
 
YES
YES
Reconnect or repair the 
Connector
.
Or replace the 
Harness
.
NO
Replace the 
Dry Fan Motor
.
NO
Replace the 
PWB assembly
(main)
.
NO
V U W
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