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 LED Display |
| Energy Rating | ENERGY STAR® Certified |
| Water Consumption | 13.5 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 you to control and monitor your washer remotely using your smartphone, receive cycle completion alerts, and download new wash cycles.
AI Direct Drive Motor
Artificial Intelligence technology senses fabric texture and load size to automatically select the optimal wash motions for superior cleaning and fabric care.
TurboWash™ 360°
Five powerful jets spray water and detergent directly onto clothes from multiple angles, delivering a thorough clean in under 30 minutes.
Steam Technology
Steam technology helps to remove tough stains, reduce allergens, and minimize wrinkles, leaving clothes fresh and hygienically clean.
Smart Diagnosis
Quickly diagnose issues using the ThinQ app or by holding your phone to the machine, making troubleshooting faster and more convenient.
ColdWash™
Advanced technology that provides effective cleaning in cold water, saving energy while still removing tough stains.
Smart Features Explained
Remote Start
Start wash cycles remotely from your smartphone using the ThinQ app
Cycle Monitoring
Monitor cycle progress and receive completion alerts on your phone
Voice Control
Compatible with Google Assistant and Amazon Alexa for voice commands
Software Updates
Receive automatic software updates with new features and improvements
Usage Statistics
Track energy and water usage to optimize efficiency and save money
Custom Cycles
Download and create custom wash cycles for specific fabric types
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 selection | Reduce load size, use correct detergent, select appropriate AI cycle |
| Water not draining | Drain hose clogged or kinked, pump filter blocked | Check drain hose for obstructions or kinks, clean pump 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, signal strength | Check network connection, re-run setup, improve signal strength |
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: Communication error - Check ThinQ app connection
Manual Downloads
Current Model Manuals
WM4000HWA
4.5 cu.ft. ThinQ Washer
WM3900HWA
4.5 cu.ft. Steam Washer
WM3500CLA
4.2 cu.ft. ThinQ Washer
WM3400CW
4.5 cu.ft. White Washer
Popular Previous Models
WM3070CW
4.5 cu.ft. Smart Washer
WM3700HVA
4.5 cu.ft. Steam Washer
WM3488HS
4.5 cu.ft. ThinQ Washer
WM3170CW
4.5 cu.ft. Smart Washer