WM-372NW - LG Washing Machine Service Manual (repair manual). Page 3

1. SPECIFICATIONS ............................................................................................................................. 3

2. FEATURES & TECHNICAL EXPLANATION ..................................................................................... 4

3. PARTS IDENTIFICATION  ................................................................................................................. 6

4. INSTALLATION .................................................................................................................................. 7

5. OPERATION  ...................................................................................................................

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................ 12

5-1. F**96(T/Q)D(1~9), F**B8(T/Q)D(1~9), WD14022D6, WD12021D6

............. 12

6. WIRING DIAGRAM / PCB LAYOUT / PROGRAM CHART  ............................................................ 16
7. TROUBLESHOOTING......................................................................................................................17

7-1.BEFORE PREFORMING SERVICE ......................................................................................... 17
7-2.LOAD TEST MODE .................................................................................................................. 17
7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY  ............................................................. 17
7-4.ERROR DISPLAY ..................................................................................................................... 18
7-5.TROUBLESHOOTING WITH ERROR  ..................................................................................... 19

• IE (Water Inlet Error)  .............................................................................................................. 19
• UE (Unbalanced Error) ........................................................................................................... 20
• OE (Water Outlet Error) .......................................................................................................... 21
• FE (Flow over Error) ............................................................................................................... 23
• PE (Pressure Sensor S/W Error) ............................................................................................ 24
• DE (Door open Error)  ............................................................................................................. 25
• tE (Thermistor (Heating) Error) ............................................................................................... 26
• LE (Motor Lock Error) ............................................................................................................. 27

8. TROUBLESHOOTING WITHOUT ERROR CODES  ...................................................................... 29

• PF (Power Failure or no power)  ............................................................................................. 29
• Vibation & Noise in spin  ......................................................................................................... 30
• Detergent & Softener does not flow in .................................................................................... 31
• Water Leak  ............................................................................................................................. 32

9. DISASSEMBLY INSTRUCTIONS  ................................................................................................... 34

10. EXPLODED VIEW ......................................................................................................................... 41