WM-1114SW - LG Washing Machine Service Manual (repair manual). Page 2

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CONTENTS

1. SPECIFICATIONS ............................................................................................................................. 3
2. FEATURES & TECHNICAL EXPLANATION ..................................................................................... 4
3. PARTS IDENTIFICATION  ................................................................................................................. 6
4. INSTALLATION .................................................................................................................................. 7
5. OPERATION  ................................................................................................................................... 13
6. WIRING DIAGRAM / PCB LAYOUT / PROGRAM CHART  ............................................................ 15
7. TROUBLESHOOTING......................................................................................................................19

7-1.BEFORE SVC CHECKING  ...................................................................................................... 19
7-2.LOAD TEST MODE .................................................................................................................. 19
7-3.HOW TO CHECK THE WATER LEVEL FREQUENCY ............................................................ 20
7-4.HOW TO CHECK THE TEMPERATURE OF EACH THERMISTOR AT OPERATING CONDITION 20
7-5.HOW TO CHECK THE VIBRATION SENSOR ......................................................................... 21
7-6.ERROR DISPLAY ..................................................................................................................... 22
7-7 TROUBLESHOOTING WITH ERROR CODES  ....................................................................... 24

• IE (Water Inlet Error)  .............................................................................................................. 24
• UE (Unbalance Error) ............................................................................................................. 25
• OE (Water Outlet Error) .......................................................................................................... 26
• FE (Over Flow Error)  ............................................................................................................... 28
• PE (Pressure Sensor Error)  ................................................................................................... 29
• dE (Door open Error)  ........................................................................................................ ..... 30
• tE (Thermistor (Heating) Error) ............................................................................................... 31
• LE (Motor Locked Error) ......................................................................................................... 32
• AE (Water leakage)  ................................................................................................................ 33

8. TROUBLESHOOTING WITHOUT ERROR CODES  ...................................................................... 34

• No Power ................................................................................................................................ 34
• Vibration & Noise During spin  ................................................................................................ 35
• Detergent & Softener does not flow in .................................................................................... 36
• Water Leak  ............................................................................................................................. 37

9. PART INSPECTION ........................................................................................................................ 39

9-1 FILTER ASSEMBLY(LINE FILTER) .......................................................................................... 39
9-2 DOOR LOCK SWITCH ASSEMBLY.......................................................................................... 40
9-3 STATOR ASSEMBLY ................................................................................................................ 42
9-4 PUMP MOTOR ASSEMBLY...................................................................................................... 45
9-5 INLET VALVE ASSEMBLY ........................................................................................................ 46

10. DISASSEMBLY INSTRUCTIONS ................................................................................................. 47
11. EXPLODED VIEW AND PART LIST ............................................................................................. 61