The LG Direct Drive Washing Machine and Dryer is a high-efficiency laundry system featuring direct drive motor technology, multiple wash programs, steam functions, smart diagnosis, energy-saving modes, and advanced drying cycles. This front-loading unit offers large capacity, quiet operation, and intelligent fabric care with options for delicate, heavy-duty, quick wash, and specialized cycles. Below are key sections for safety, features, installation, operation, maintenance, and troubleshooting.
Key components: Direct Drive Motor, Control Panel, LCD Display, Detergent Dispenser, Drum Light, Steam Function, Child Lock, Delay Start.
| Feature | Description |
|---|---|
| Direct Drive Motor | 10-year warranty, quiet operation, reduced vibration |
| Steam Technology | Removes wrinkles and allergens, reduces odors |
| Smart Diagnosis | Automatically diagnoses issues via sound analysis |
| 6 Motion DD Technology | Multiple wash motions for different fabric types |
| TurboWash | Fast cleaning with powerful water jets |
| Allergy Care | Eliminates 99.9% of allergens with steam and hot water |
| Wi-Fi Connectivity | Remote control and monitoring via LG ThinQ app |
| Energy Star Certified | Energy and water efficient operation |
| Child Lock | Prevents accidental program changes |
| Delay Start | Program start up to 19 hours later |
Unpack and inspect contents. Place on level, solid floor.
WARNING! Machine is heavy; use two people for installation. Ensure all connections are secure and leak-free.
Power on unit; follow initial setup procedure.
CAUTION! Ensure unit is properly leveled to prevent vibration and noise during operation.
Access functions via control knob and touch panel. Main Controls: POWER, START/PAUSE, PROGRAM SELECTION, OPTIONS.
Display: Cycle time remaining, selected program, options, error codes.
Wash Programs: Cotton, Synthetic, Delicates, Wool, Quick Wash, Heavy Duty, Tub Clean, Rinse+Spin, Spin Only. Options: Temperature, Spin Speed, Steam, Pre Wash, Extra Rinse, Delay Start. Dryer Programs: Cotton, Synthetic, Delicates, Quick Dry, Time Dry. Settings: Dry Level, Time, Cool Down, Wrinkle Care.
Water Supply: Hot and cold water connections. Drain: Standpipe or laundry sink. Electrical: Grounded outlet.
Tip: Install water leak detector for added protection.
Supports various fabric types and soil levels.
WARNING! Do not overload machine. Follow fabric care labels for best results.
Regular maintenance ensures optimal performance and longevity.
CAUTION! Unplug before cleaning. Use only recommended cleaning products.
Child Lock: Prevents accidental program changes. Door Lock: Automatic during operation. Overflow Protection: Prevents water damage. Imbalance Detection: Automatically redistributes load.
UL Listed; complies with FCC Part 15. ENERGY STAR® partner. Copyright © 2024 LG Electronics; all rights reserved. For support, visit www.lg.com or contact 1-800-243-0000. Model: WM3900HWA
| Symptom | Possible Cause | Corrective Action |
|---|---|---|
| Machine won't start | Power/child lock | Check power connection; ensure child lock is off; close door properly. |
| Excessive vibration | Leveling/load | Re-level machine; redistribute load evenly; remove shipping bolts. |
| Water not filling | Water supply/hoses | Check water valves are open; inspect hoses for kinks; clean inlet filters. |
| Not draining | Drain hose/clog | Check drain hose position; clear any clogs; clean pump filter. |
| Error codes displayed | Various issues | Refer to error code chart in manual; use Smart Diagnosis feature. |
Reset: Unplug for 1 minute, then restart.
Service: 1-800-243-0000; www.lg.com