LG WM4270HVA User Manual

CONTENTS
1. Specifications .................................................................................................................................. 3
2. Features and Technical Explanation ............................................................................................ 4-6
3. Parts Identification ........................................................................................................................... 7
4. Installation and Test ................................................................................................................... 8-10
5. Operation ................................................................................................................................. 11-17
5-1. Control Panel Features ..................................................................................................... 11-13
5-2. Cycle Guide ........................................................................................................................... 14
5-3. Special Functions ................................................................................................................... 15
5-4. Explanation of Each Process ............................................................................................ 16-17
6. Test Mode ...................................................................................................................................... 18
6-1. Safety Caution ....................................................................................................................... 18
6-2. Load Test Mode ..................................................................................................................... 18
6-3. How To Read the Display in Load Test Mode ........................................................................ 18
7. Troubleshooting ............................................................................................................................ 19
7-1. Safety Caution ....................................................................................................................... 19
7-2. Error Mode Summary ....................................................................................................... 19-20
7-3. Troubleshooting With Error ............................................................................................... 21-27
7-5. Before using the Tag On function .......................................................................................... 33
7-4. Troubleshooting Else ........................................................................................................ 28-32
8. Component Testing Information .................................................................................................... 34
8-1. Filter Assembly (Line Filter) ................................................................................................... 34
8-2. Door Look Switch Assembly ............................................................................................. 35-36
8-3. Stator Assembly ................................................................................................................ 37-39
8-4. Pump Motor Assembly ........................................................................................................... 40
8-5. Inlet Valve Assembly .............................................................................................................. 41
8-6. Heater Assembly .................................................................................................................... 42
8-7. Thermistor Assembly ........................................................................................................ 43-44
9. Disassembly Instructions ........................................................................................................... 45-53
10. Exploded View ......................................................................................................................... 54-56
11. Wiring Diagram ............................................................................................................................. 57
10-1. Cabinet and Control Panel Assembly ................................................................................... 54
10-2. Drum and Tub Assembly ...................................................................................................... 55
10-3. Dispenser Assembly ............................................................................................................. 56
2

LG WM4270HVA Specifications

General

Type	Front Load Washer
Capacity	4.5 cu. ft.
Color	Graphite Steel
Energy Star Certified	Yes
Spin Speed	1300 RPM
Number of Wash Programs	14
Steam Technology	Yes
SmartThinQ (Wi-Fi)	Yes
TurboWash	Yes
Allergiene Cycle	Yes
Width	27 inches
Cycle Time	Varies by cycle