Installation Guide
Tools Required:
- Adjustable wrench
- Level tool
- Screwdrivers set
- Pipe wrench
- Measuring tape
Step-by-Step Installation Process
- Location Selection: Choose a stable, level surface near water and electrical connections with adequate ventilation.
- Remove Packaging: Carefully remove all shipping materials, bolts, and protective coverings from the washing machine.
- Water Connection: Connect both hot and cold water supply lines to the appropriate inlet valves using new hoses.
- Drain Setup: Install drain hose with proper high loop configuration to prevent siphoning and backflow.
- Power Connection: Connect to grounded 120V electrical outlet. Extension cords are not recommended.
- Level Adjustment: Use leveling feet to ensure machine is perfectly level in all directions.
- Initial Test: Run complete test cycle to verify proper operation and check for any leaks.
Specifications
| Product Line | LG Inverter Direct Drive Series |
| Machine Type | Front Loading Washing Machine |
| Available Colors | Titanium, White, Black Stainless |
| Load Capacity | 9.5 kg / 21 lbs |
| Noise Level | 52 dB / 68 dB |
| Control Interface | LED Display with Touch Controls |
| Energy Efficiency | A+++ Energy Rating |
| Annual Water Usage | 9,200 Liters |
| Electrical Requirements | 230V, 50Hz, 10 Amp |
| Unit Dimensions | 84 x 60 x 58 cm |
| Net Weight | 68 kg |
| Maximum Spin Speed | 1400 RPM |
Warranty Details
- Comprehensive Warranty: 2 years parts and labor coverage
- Motor Protection: 10 years on Direct Drive Motor
- Extended Options: Available extended warranty plans
Warranty support available at LG Customer Service: 1-800-243-0000 or online at LG.com/support
Key Features
Direct Drive Motor System
LG's Direct Drive technology eliminates belts and pulleys, connecting the motor directly to the drum for quieter operation, reduced vibration, and enhanced durability.
Inverter Control Technology
Advanced inverter motor provides precise control over washing actions, delivering superior cleaning performance while minimizing energy consumption and fabric wear.
6 Motion DD Technology
Six specialized wash motions can be combined to create the perfect cleaning cycle for any fabric type, from delicate handling to powerful stain removal.
Steam Cleaning Function
Integrated steam technology effectively removes stubborn stains, eliminates allergens, and reduces wrinkles for fresher, hygienically clean laundry.
SmartThinQ Connectivity
Wi-Fi enabled for smartphone control, allowing remote monitoring, cycle customization, and notification alerts through the LG ThinQ application.
TurboWash™ Technology
Accelerated washing cycle that cleans full loads in under 60 minutes using powerful water jets and optimized drum movement patterns.
6 Motion Technology Details
Tumbling Motion
Gentle vertical motion perfect for delicate fabrics and special care items
Swinging Motion
Lateral movement with reduced water usage ideal for synthetic materials
Scrubbing Motion
Intensive cleaning action designed for heavily soiled cotton garments
Filtration Motion
Rolling action that helps separate and remove lint from clothing
Stepping Motion
Simulates hand washing technique for wool and delicate knitwear
Swirling Motion
Gentle circular motion for large bulky items like comforters and bedding
Troubleshooting
| Issue | Potential Cause | Resolution |
|---|---|---|
| Machine will not start | Power disruption, door not secured | Verify power connection, ensure door is completely closed and latched |
| Inadequate cleaning performance | Overloaded drum, incorrect detergent, wrong cycle selection | Reduce load size, use HE detergent, select proper wash program |
| Water drainage problems | Clogged drain hose, restricted flow | Inspect drain hose for blockages, clean drain filter |
| Water leakage detected | Faulty door seal, over-sudsing, loose fittings | Check door gasket, use correct detergent amount, tighten connections |
| Unusual operating sounds | Foreign objects in drum, unbalanced load | Remove any foreign items, redistribute load evenly |
| Excessive vibration during spin | Uneven load, unstable floor, transport bolts installed | Balance laundry load, level machine, remove shipping bolts |
Common Error Codes
- IE Error: Water inlet issue - Check water supply pressure and inlet valve function
- OE Error: Drainage problem - Inspect drain hose and pump for obstructions
- FE Error: Flood detection - Check for water leaks and overflow situations
- LE Error: Motor malfunction - Contact authorized service technician
- dE Error: Door alignment issue - Ensure door is properly closed and latched
- UE Error: Load imbalance - Redistribute clothing and restart cycle
Manual Downloads
Current Model Documentation
WM3900HWA
LG Washer Inverter Direct Drive
WM4000HBA
LG SteamWasher Inverter Drive
WM4200HWA
LG ThinQ Smart Washer
WM3900HCA
LG Graphite Steel Washer
Previous Model Manuals
WM3700HWA
LG 4.5 cu.ft. Washer
WM3470HVA
LG Steam Washer
WM3170CW
LG Smart Washer
WM2240CW
LG Compact Washer