Installation Guide
Tools Needed:
- Adjustable wrench
- Level
- Screwdrivers (flat and Phillips)
- Pliers
- Tape measure
Step-by-Step Installation
- Choose Installation Location: Select a well-ventilated location near electrical connection on a solid, level floor.
- Remove Shipping Materials: Remove all shipping bolts and packaging materials from the dryer.
- Ventilation Setup: Connect the exhaust vent to a proper outdoor ventilation system using rigid or flexible metal ducting.
- Gas Connection (if applicable): For gas models, connect to gas supply line using approved connectors and check for leaks.
- Electrical Connection: Connect to a properly grounded 240V, 60Hz outlet for electric models. Do not use an extension cord.
- Level the Dryer: Adjust the leveling legs to ensure the dryer is level from front to back and side to side.
- Test Run: Run the dryer through a complete cycle to check for proper operation and ventilation.
Specifications
| Model Series | DLEX3900W |
| Type | Electric Dryer |
| Color | White |
| Capacity | 9.0 kg |
| Noise Level | 65 dB |
| Control Type | Touch Controls with LCD Display |
| Energy Rating | A++ (Highly Efficient) |
| Power Requirements | 240V, 60Hz, 30A |
| Dimensions (HxWxD) | 97 x 69 x 76 cm |
| Weight | 61 kg |
| Drum Material | Stainless Steel |
Warranty Information
- Full Warranty: 2 years 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
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 and efficiency.
Sensor Dry Technology
Advanced moisture sensors detect when clothes are dry and automatically adjust drying time, preventing over-drying and saving energy.
ThinQ Technology
Wi-Fi enabled for remote control via smartphone app, allowing you to monitor cycle status, download additional programs, and receive completion alerts.
Steam Technology
Steam technology helps to reduce wrinkles, refresh clothes, and remove odors without washing, saving time and energy.
EcoHybrid System
Combines heat pump and condenser technologies to provide efficient drying with reduced energy consumption and gentle fabric care.
TurboSteam™
Quickly removes wrinkles from clothes in just 20 minutes, perfect for refreshing garments between wears or before special occasions.
Drying Programs
Cotton
Standard drying program for cotton fabrics and mixed loads
Synthetics
Gentle drying for synthetic fabrics and delicate items
Wool
Special program for woolen items with gentle air movement
Quick Dry
Rapid drying for small loads in just 30 minutes
Bedding
Optimized for large items like comforters and duvets
Anti-Allergy
High-temperature cycle to eliminate allergens and bacteria
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Dryer won't start | Power issue, door not closed properly | Check power supply, ensure door is latched completely |
| Clothes not drying | Overloading, clogged lint filter, ventilation issue | Reduce load size, clean lint filter, check ventilation |
| Overheating | Clogged ventilation, restricted airflow | Clean exhaust vent, ensure proper airflow around dryer |
| Unusual noises | Foreign objects in drum, worn rollers | Check for foreign objects, contact service if noise persists |
| Error codes displayed | Various system issues | Refer to error code section below |
| Vibration during operation | Unbalanced load, uneven floor | Redistribute load, level the machine |
Error Codes
- tE: Temperature sensor issue - Contact service center
- dE: Door not closed properly - Ensure door is fully closed
- FE: Motor issue - Contact service center
- LE: Motor overload - Reduce load size and restart
- OE: Ventilation issue - Check exhaust system
- UE: Unbalanced load - Redistribute clothes and restart
Manual Downloads
Current Model Manuals
DLEX3900W
9.0kg ThinQ Electric Dryer
DLGX3901W
9.0kg ThinQ Gas Dryer
DLEX3900B
9.0kg Black ThinQ Dryer
DLEX3900S
9.0kg Stainless Steel ThinQ Dryer
Popular Previous Models
DLEX3700W
7.3kg ThinQ Dryer
DLEX3470W
7.3kg Steam Dryer
DLGX3701W
7.3kg Gas Dryer
DLEX3870W
8.8kg ThinQ Dryer