LG WD WM WD WASHING MACHINE Service Repair Manual

• WD(M)-8070F(H)(B)
• WD(M)-1070(5)F(H)(B)
• WD(M)-1170(5)F(H)B
• WD(M)-1270(5)F(H)B
• WD(M)-1370(5)F(H)B
• WD-8078FHB
• WD(M)-8074F(H)B
• WD(M)-1074(6)F(H)B
• WD(M)-1174(6)F(H)B
• WD(M)-1274(6)F(H)B
• WD(M)-1374(6)F(H)B
• WD-1078FHB
• WM-1171(6)FHB
• WM-1371(6)FHB
• WD-1271FB(B)
• WD-1071FB(B)

1. SPECIFICATION...........................................................................................................................3

2. FEATURES & TECHNICAL EXPLANATION ................................................................................ 4

3. PARTS IDENTIFICATION ............................................................................................................ 6

4. INSTALLATION............................................................................................................................ 7

5. OPERATION ...............................................................................................................................10

6. WIRING DIAGRAM......................................................................................................................12

7. PROGRAM CHART .....................................................................................................................13

8. TROUBLESHOOTING................................................................................................................14

• 8-1.BEFORE PERFORMING SERVICE ....................................................................................14
• 8-2.QC TEST MODE..................................................................................................................14
• 8-3.HOW TO KNOW THE WATER LEVEL FREQUENCY.........................................................14
• 8-4.ERROR DISPLAY ................................................................................................................15

9. ERROR DIAGNOSIS AND CHECK LIST ....................................................................................17

• 9-1. DIAGNOSIS AND ANSWER FOR ABNORMAL OPERATION...........................................17
• 9-2. FAULT DIAGNOSIS AND TROUBLESHOOTING ..............................................................20

10. DISASSEMBLY INSTRUCTIONS .............................................................................................30

11. EXPLODED VIEW AND PART LIST ..........................................................................................37

• 11-1. THE EXPLODED VIEW OF CABINET ASSEMBLY..........................................................37
• 11-2. THE EXPLODED VIEW OF CONTROL PANEL & DISPENSER ASSEMBLY..................39
• 11-3. THE EXPLODED VIEW OF DRUM & TUB ASSEMBLY...................................................40

􄤋APPENDIX (Replacement parts list).......................................................................................42