Table Of Contents - LG WD141RTAB1 Service Manual

1. SPECIFICATIONS ............................................................................................................................. 3
2. FEATURES & TECHNICAL EXPLANATION ..................................................................................... 5
3. PARTS IDENTIFICATION ................................................................................................................. 7
4. INSTALLATION .................................................................................................................................. 8
5. OPERATION ................................................................................................................................... 14
6. WIRING DIAGRAM / PCB LAYOUT ................................................................................................ 18
7. TROUBLESHOOTING ......................................................................................................................22
7-1.BEFORE PERFORMING SERVICE ......................................................................................... 22
7-2.LOAD TEST MODE .................................................................................................................. 22
7-3.HOW TO CHECK THE WATER LEVEL FREQUENCY ............................................................ 23
7-4.HOW TO CHECK THE TEMPERATURE OF EACH THERMISTOR AT OPERATING CONDITION ...... 23
7-5.ERROR DISPLAY ..................................................................................................................... 24
7-6.TROUBLESHOOTING WITH ERROR ..................................................................................... 26
• IE (Water Inlet Error) .............................................................................................................. 26
• UE (Unbalanced Error) ........................................................................................................... 27
• OE (Water Outlet Error) .......................................................................................................... 28
• FE (Over Flow Error) .............................................................................................................. 30
• PE (Pressure Sensor S/W Error) ............................................................................................ 31
• dE (Door open Error) .............................................................................................................. 32
• tE (Thermistor (Heating) Error) ............................................................................................... 33
• LE (Motor Lock Error) ............................................................................................................. 34
• AE (Water leakage) ................................................................................................................ 36
• dHE (Dry Heater Error) ........................................................................................................... 37
• Dry Heater Trouble ................................................................................................................. 38
• Dry Fan Motor Trouble ........................................................................................................... 39
8. TROUBLESHOOTING OTHER ...................................................................................................... 40
• PE (Power Failure or no power) ............................................................................................. 40
• No power ................................................................................................................................ 41
• Vibration & Noise during spin ................................................................................................. 42
• Detergent & Softener does not flow in .................................................................................... 43
• Water Leak ............................................................................................................................. 44
9. PART INSPECTION ........................................................................................................................ 46
9-1.FILTER ASSEMBLY (LINE FILTER) ......................................................................................... 46
9-2.DOOR LOCK SWITCH ASSEMBLY ......................................................................................... 47
9-3.STATOR ASSEMBLY ............................................................................................................... 49
9-4.PUMP MOTOR ASSEMBLY ....................................................................................................... 52
9-5.INLET VALVE ASSEMBLY ....................................................................................................... 53
10. DISASSEMBLY INSTRUCTIONS .................................................................................................. 54
11. EXPLODED VIEW AND PART LIST .............................................................................................. 62
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