LG WM3431H WASHING MACHINE SERVICE MANUAL

MODEL: WM3431H TO WM3434H

1. SPECIFICATIONS .........................................................................................................................3
2. FEATURES & TECHNICAL EXPLANATION ................................................................................ 4
3. PARTS IDENTIFICATION ............................................................................................................ 6
4. INSTALLATION & TEST ............................................................................................................... 7
5. OPERATION ...............................................................................................................................10
6. WIRING DIAGRAM/PROGRAM CHART.....................................................................................12
7. TROUBLESHOOTING................................................................................................................13
7-1. BEFORE PERFORMING SERVICE ...................................................................................13
7-2. QC TEST MODE.................................................................................................................13
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY ......................................................13
7-4. ERROR DISPLAY ...............................................................................................................14
8. ERROR DIAGNOSIS AND CHECKLIST .....................................................................................16
8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION ........................................16
8-2. FAULT DIAGNOSIS AND TROUBLE SHOOTING .............................................................19
9. DISASSEMBLY INSTRUCTIONS ...............................................................................................29
10. EXPLODED VIEW .....................................................................................................................38
10-1. CABINET & CABINET COVER ASSEMBLY.....................................................................38
10-2. CONTROL PANEL & DISPENSER ASSEMBLY...............................................................39
10-3. DRUM & TUB ASSEMBLY................................................................................................40
10-4. DRYER .............................................................................................................................41