Installation Guide
Tools Needed:
- Adjustable wrench
- Level
- Screwdrivers (flat and Phillips)
- Pliers
- Tape measure
Step-by-Step Installation
- Choose Installation Location: Select a location near necessary plumbing and electrical connections on a solid, level floor.
- Remove Shipping Materials: Remove all shipping bolts and packaging materials from the washing machine.
- Connect Water Supply: Connect hot and cold water supply lines to the water inlet valves. Use only new hoses.
- Connect Drain Hose: Route the drain hose into a standpipe or laundry tub with a high loop to prevent backflow.
- Electrical Connection: Connect to a properly grounded 120V, 60Hz, AC only outlet. Do not use an extension cord.
- Level the Washing Machine: Adjust the leveling legs to ensure the washing machine is level from front to back and side to side.
- Test Run: Run the washing machine through a complete cycle to check for leaks and proper operation.
Specifications
| Model Series | WM4000HWA |
| Type | Front Load Washing Machine |
| Color | Graphite Steel / White |
| Capacity | 4.5 cu. ft. |
| Noise Level (Wash/Spin) | 52 dB / 68 dB |
| Control Type | Touch Controls with LCD Display |
| Energy Rating | ENERGY STAR® Most Efficient |
| Water Consumption | 13 gallons per cycle |
| Power Requirements | 120V, 60Hz, 15A |
| Dimensions (HxWxD) | 39 x 27 x 30 inches |
| Weight | 185 lbs |
| Max Spin Speed | 1300 RPM |
Warranty Information
- Full Warranty: 1 year parts and labor
- Motor Warranty: 10 years on Direct Drive Motor
- Additional Coverage: Optional extended warranty available
For warranty service, contact LG Customer Service at 1-800-243-0000 or visit LG.com
Key Features
ThinQ Technology
Smart connectivity allows remote control and monitoring via smartphone app, with AI diagnosis and cycle optimization features.
AI Direct Drive Motor
Artificial intelligence optimizes wash motions based on fabric type and soil level, providing superior cleaning while protecting clothes.
TurboWash™ 360°
Five powerful jets spray water at the perfect angle to penetrate fabrics deeply, cleaning a full load in just 30 minutes.
Steam Technology
Steam technology helps to remove tough stains, reduce allergens, and minimize wrinkles, leaving clothes fresh and hygienically clean.
Smart Diagnosis
Automatically detects issues and provides troubleshooting guidance through the ThinQ app, reducing service calls.
Voice Control
Compatible with Google Assistant and Amazon Alexa for hands-free control of your washing machine.
Smart Features Explained
Remote Start
Start cycles remotely from your smartphone using the ThinQ app
Cycle Monitoring
Monitor cycle progress and receive notifications when cycles complete
AI Fabric Care
Automatically selects optimal settings based on load size and fabric type
Energy Monitoring
Track energy and water usage through the ThinQ app
Software Updates
Receive over-the-air updates with new features and improvements
Usage Statistics
View detailed statistics about your washing habits and patterns
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Washing machine won't start | Power issue, door not closed properly, Wi-Fi connection | Check power supply, ensure door is latched completely, verify Wi-Fi connection |
| Poor cleaning results | Overloading, wrong detergent, incorrect program | Reduce load size, use correct detergent, select appropriate program |
| Water not draining | Drain hose clogged or kinked | Check drain hose for obstructions or kinks, clean filter |
| Leaking water | Door not sealed, overfilling, loose connections | Check door seal, ensure proper detergent amount, check connections |
| Unusual noises | Foreign objects in drum, unbalanced load | Check for foreign objects, redistribute load evenly |
| Wi-Fi connection issues | Network problems, incorrect setup | Check router settings, re-run ThinQ setup process |
Error Codes
- IE: Water supply issue - Check water supply and inlet valve
- OE: Drain issue - Check drain hose and pump
- FE: Flooding detected - Check for leaks and water supply
- LE: Motor issue - Contact service center
- dE: Door not closed properly - Ensure door is fully closed
- UE: Unbalanced load - Redistribute clothes and restart
- tE: ThinQ connection error - Check Wi-Fi and restart setup
Manual Downloads
Current Model Manuals
WM4000HWA
4.5 cu.ft. ThinQ Washer
WM3900HWA
4.5 cu.ft. Steam Washer
WM4200HWA
5.0 cu.ft. ThinQ Washer
WM3400CW
4.5 cu.ft. White Washer
Popular Previous Models
WM3170CW
4.5 cu.ft. ThinQ Washer
WM3900HBA
4.5 cu.ft. Black Washer
WM3488HW
4.2 cu.ft. ThinQ Washer
WM3700HWA
4.5 cu.ft. Graphite Washer