Table Of Contents - LG F12U2HDM Series Service Manual

1. SPECIFICATIONS ............................................................................................................................. 3
2. FEATURES & TECHNICAL EXPLANATION ..................................................................................... 4
3. PARTS IDENTIFICATION ................................................................................................................. 6
4. INSTALLATION .................................................................................................................................. 7
5. OPERATION .......................................................
6. WIRING DIAGRAM / PCB LAYOUT ...................
7. TROUBLESHOOTING ......................................................................................................................21
7-1.BEFORE PERFORMING SERVICE ......................................................................................... 21
7-2.LOAD TEST MODE .................................................................................................................. 21
7-3.HOW TO CHECK THE WATER LEVEL FREQUENCY ............................................................ 22
7-4.ERROR DISPLAY ..................................................................................................................... 23
7-5.TROUBLESHOOTING WITH ERROR ..................................................................................... 25
IE ( W ater Inlet Error) .............................................................................................................. 26
UE (Unbalanced Error) ........................................................................................................... 27
OE ( W ater Outlet Error) .......................................................................................................... 28
FE (Over Flow Error) .............................................................................................................. 30
PE (Pressure Sensor S/W Error) ............................................................................................ 31
dE2 (Door open Error)............................................................................................................ 33
dE1 (Door switch Error) .......................................................................................................... 33
tE (Thermistor (Heating) Error) ............................................................................................... 35
LE (Motor Lock Error) ............................................................................................................. 38
dHE (Dry Heater Error) ............................................................................................................. 42
8. TROUBLESHOOTING WITHOUT ERROR CODES ....................................................................... 45
Power Failure or no power ...................................................................................................... 45
Vibration & Noise during spin ................................................................................................. 46
Detergent & Softener does not flow in .................................................................................... 47
Water Leak ............................................................................................................................. 48
Before using the Tag On function......................................................................................... 50
9. PART INSPECTION ........................................................................................................................ 52
9-1.FILTER ASSEMBLY (LINE FILTER) .............
9-2.DOOR LOCK SWITCH ASSEMBLY .............
9-3.STATOR ASSEMBLY ............................................................................................................... 55
9-4.PUMP MOTOR ASSEMBLY
9-5.INLET VALVE ASSEMBLY ....................................................................................................... 59
10. DISASSEMBLY INSTRUCTIONS .................................................................................................. 60
11. EXPLODED VIEW AND PART LIST .............................................................................................. 68
CONTENTS
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