F1446ADS - 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  ................................................................................................................................... 12

6. WIRING DIAGRAM / PCB LAYOUT / PROGRAM CHART  ............................................................ 14
7. TROUBLESHOOTING......................................................................................................................1

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7-1.BEFORE PERFORMING SERVICE ......................................................................................... 1

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7-2.LOAD TEST MODE .................................................................................................................. 1

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7-3.HOW TO KNOW THE WATER LEVEL FREQUENCY  .............................................................

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7-4.HOW TO KNOW THE TEMPERATURE OF EACH THERMISTOR IN OPERATING CONDITION .

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7-5.ERROR DISPLAY .....................................................................................................................

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7-6.TROUBLESHOOTING WITH ERROR  ..................................................................................... 2

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• IE (Water Inlet Error)  .............................................................................................................. 2

0

• UE (Unbalance Error) ............................................................................................................. 2

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• OE (Drain Error)  ..................................................................................................................... 2

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• FE (Overflow Error)  ................................................................................................................ 2

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• PE (Pressure Sensor Error)  ................................................................................................... 2

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• dE (Door open Error) .............................................................................................................. 2

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• tE (Thermistor (Heating) Error) ...............................................................................................

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• LE (Motor Lock Error) .............................................................................................................

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8.  TROUBLESHOOTING ELSE .......................................................................................................... 3

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• PF (Power Failure or no power)  ............................................................................................. 31
• Vibation & Noise in spin  ......................................................................................................... 32
• Detergent & Softener does not flow in .................................................................................... 33
• Water Leakage  ....................................................................................................................... 34

9-1 FILTER ASSEMBLY(LINE FILTER) .............................................................................................. 36

9-2 DOOR LOCK SWITCH ASSEMBLY ............................................................................................. 37

9-3 STATOR ASSEMBLY .................................................................................................................... 3

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9-4 PUMP MOTOR ASSEMBLY ......................................................................................................... 4

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9-5 INLET VALVE ASSEMBLY............................................................................................................ 4

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10. DISASSEMBLY INSTRUCTIONS ................................................................................................. 4

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11. EXPLODED VIEW AND PART LIST ............................................................................................. 5

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