LG WM2277HW Service Manual - Page 3
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CONTENTS 1. SPECIFICATIONS ...3 2. FEATURES & TECHNICAL EXPLANATION 4 3. PARTS IDENTIFICATION ...7 4. INSTALLATION & TEST ...8 5. OPERATION ...11 6. WIRING DIAGRAM/PROGRAM CHART 14 7. TROUBLESHOOTING...17 7-1. BEFORE PERFORMING SERVICE 17 7-2. QC TEST MODE...17 7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY 17 7-4. ERROR DISPLAY ...18 8. ERROR DIAGNOSIS AND CHECK LIST 20 8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION 20 8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING 23 9. DISASSEMBLY INSTRUCTIONS 32 10. EXPLODED VIEW ...41 10-1. CABINET & CONTROL PANEL ASSEMBLY 41 10-2. DRUM & TUB ASSEMBLY 42 10-3. DISPENSER ASSEMBLY 43 2
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CONTENTS
1. SPECIFICATIONS
.........................................................................................................................
3
2. FEATURES & TECHNICAL EXPLANATION
................................................................................
4
3. PARTS IDENTIFICATION
............................................................................................................
7
4. INSTALLATION & TEST
...............................................................................................................
8
5. OPERATION
................................................................................................................................
11
6. WIRING DIAGRAM/PROGRAM CHART
.....................................................................................
14
7. TROUBLESHOOTING
.................................................................................................................
17
7-1. BEFORE PERFORMING SERVICE
...................................................................................
17
7-2. QC TEST MODE
.................................................................................................................
17
7-3. HOW TO CHECK THE WATER LEVEL FREQUENCY
......................................................
17
7-4. ERROR DISPLAY
...............................................................................................................
18
8. ERROR DIAGNOSIS AND CHECK LIST
....................................................................................
20
8-1. DIAGNOSIS AND SOLUTION FOR ABNORMAL OPERATION
........................................
20
8-2. FAULT DIAGNOSIS AND TROUBLESHOOTING
..............................................................
23
9. DISASSEMBLY INSTRUCTIONS
...............................................................................................
32
10. EXPLODED VIEW
.....................................................................................................................
41
10-1. CABINET & CONTROL PANEL ASSEMBLY
....................................................................
41
10-2. DRUM & TUB ASSEMBLY
................................................................................................
42
10-3. DISPENSER ASSEMBLY
.................................................................................................
43