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.
- Wi-Fi Setup: Download LG ThinQ app and follow instructions to connect to your home Wi-Fi network.
- 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® Certified |
| 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
LG ThinQ Technology
Smart connectivity allows remote control, cycle monitoring, and custom settings through the LG ThinQ mobile app from anywhere.
Direct Drive Motor
LG's innovative Direct Drive motor connects directly to the drum without belts or pulleys, reducing noise and vibration while increasing reliability.
TurboWash™ 360°
Advanced cleaning technology that uses powerful jets to penetrate fabrics from multiple angles, cleaning full loads in under 30 minutes.
ColdWash™ Technology
Advanced cold water washing that provides excellent cleaning performance while saving energy and protecting fabric colors.
Smart Diagnosis
Built-in diagnostic system that can identify issues and provide troubleshooting solutions through the ThinQ app.
Allergiene™ Cycle
Special cycle that uses steam technology to remove over 95% of common household allergens like dust mites and pet dander.
Smart Features
Remote Start
Start wash cycles remotely using the ThinQ app from your smartphone
Cycle Monitoring
Monitor cycle progress and receive notifications when cycles complete
Voice Control
Compatible with Amazon Alexa and Google Assistant for voice commands
Download Cycles
Download additional wash cycles and settings from the LG server
Usage Reports
Track energy and water usage through the ThinQ app
Smart Pairing
Automatically pair with compatible LG dryers for optimized laundry care
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Wi-Fi connection issues | Weak signal, incorrect password, network compatibility | Check signal strength, verify password, ensure 2.4GHz network |
| App not connecting | App not updated, account issues, server problems | Update ThinQ app, check LG account, restart app |
| Poor cleaning results | Overloading, wrong detergent, incorrect program | Reduce load size, use HE detergent, select appropriate program |
| Water not draining | Drain hose clogged or kinked | Check drain hose for obstructions or kinks, clean filter |
| Remote control not working | Internet connection, app permissions, device compatibility | Check internet, verify app permissions, update device |
| Unusual noises | Foreign objects in drum, unbalanced load | Check for foreign objects, redistribute load evenly |
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 connection
Manual Downloads
Current ThinQ Models
WM4000HWA
4.5 cu.ft. ThinQ Washer
WM4200HWA
4.5 cu.ft. ThinQ Steam
WM3900HWA
4.3 cu.ft. ThinQ Washer
WM4500HBA
5.0 cu.ft. ThinQ Washer
Popular Previous Models
WM3700HVA
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WM3470HVA
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WM3170CW
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WM3080CW
4.2 cu.ft. Wi-Fi Washer