Introduction
This manual provides essential information for the safe and efficient operation of your LG AI DD D4R3009NSWB Washer Dryer. Please read it thoroughly before using the appliance and keep it for future reference. This appliance combines washing and drying functions, offering convenience and advanced fabric care.
Key features include:
- AI DD Technology: Utilizes artificial intelligence to detect fabric weight and type, optimizing wash motions for improved fabric care.
- Steam Wash: Helps sanitize clothes by eliminating germs, bacteria, and allergens, and aids in wrinkle reduction.
- Eco Hybrid Technology: Offers flexibility to choose between energy-saving drying (Eco mode) or faster drying (Turbo mode).
- Allergy Care Program: Reduces 99.9% of dust mites responsible for allergies, approved by the British Allergy Foundation (BAF).
- Inverter Direct Drive Motor: Ensures high washing performance with precise motion control, reducing noise and vibration.
- Smart Diagnosis: Provides automatic troubleshooting assistance for operational issues.
Safety Information
Always follow basic safety precautions when using this appliance to reduce the risk of fire, electric shock, or injury to persons. Keep this manual for future reference.
- Ensure the appliance is properly grounded.
- Do not allow children to play on or in the appliance.
- Keep flammable materials away from the appliance.
- Do not wash or dry articles that have been cleaned in, washed in, soaked in, or spotted with combustible or explosive substances.
- Unplug the appliance before cleaning or performing any maintenance.
- Do not operate the appliance if it is damaged or malfunctioning. Contact qualified service personnel.
- Ensure all water connections are secure to prevent leaks.
- Do not reach into the appliance if the drum is moving.
Setup
1. Unpacking
Carefully remove all packaging materials, including the polystyrene base and any protective film. Ensure all transit bolts are removed from the rear of the appliance before installation. Failure to remove transit bolts can cause severe vibration and damage.
2. Installation
Place the washer dryer on a firm, level surface. Ensure there is adequate space around the appliance for ventilation and maintenance. The dimensions are approximately 56.5 cm (depth) x 60 cm (width) x 85 cm (height).

Image: Front view of the LG AI DD D4R3009NSWB Washer Dryer, showing the control panel, door, and detergent dispenser access panel.
Connect the water inlet hoses to the hot and cold water taps. Ensure the drain hose is properly installed into a standpipe or sink, preventing kinks or blockages. Plug the power cord into a grounded electrical outlet.
3. Leveling the Appliance
Use a spirit level to check if the appliance is perfectly level. Adjust the leveling feet at the bottom of the washer dryer until it is stable and does not rock. Proper leveling minimizes noise and vibration during operation.
4. First Use
Before washing clothes for the first time, run a wash cycle without laundry and detergent to clean the drum. This helps remove any manufacturing residues.
Operating Instructions
1. Control Panel Overview
The control panel features a program selector dial, a digital display, and various function buttons for temperature, spin speed, and special options.

Image: Close-up view of the control panel, showing the program dial, digital display, and touch buttons for various settings.
2. Loading Laundry
Open the door and load laundry into the drum. Do not overload the appliance. For optimal washing and drying results, ensure there is enough space for clothes to tumble freely. The washing capacity is 9 kg, and the drying capacity is 6 kg.

Image: The LG washer dryer with its front door open, revealing the stainless steel drum inside.

Image: A detailed view inside the washer dryer drum, highlighting its textured surface designed for effective washing.
3. Adding Detergent
Pull out the detergent dispenser drawer located on the top left of the appliance. Add the appropriate amount of detergent and fabric softener to their respective compartments. Refer to your detergent packaging for recommended dosages.

Image: The detergent dispenser drawer of the LG washer dryer pulled out, showing compartments for detergent and softener.

Image: A close-up view of the detergent dispenser, clearly showing the different sections for pre-wash, main wash detergent, and fabric softener.
4. Selecting a Program
Turn the program selector dial to choose the desired wash program. The display will show the default settings for the selected program. Available programs include:
- AI Wash (AI DD): Automatically detects fabric type and weight to optimize wash motions.
- Cotton: For cotton fabrics.
- Eco 40-60: Energy-efficient program for normally soiled cotton garments washable at 40°C or 60°C.
- Mixed: For a mix of different fabric types.
- Synthetics: For synthetic fabrics.
- Delicates: For delicate items.
- Cotton Turbo: Faster wash for cotton.
- Rapid 14: Quick wash cycle.
- Wash+Dry: Combined wash and dry cycle.
- Rinse+Spin: For rinsing and spinning only.
- Drying: For drying only.
- Allergy Care: Uses steam to reduce allergens.
You can adjust temperature, spin speed, and add options like pre-wash or extra rinse using the corresponding buttons.
5. Starting a Cycle
Press the Start/Pause button to begin the selected cycle. The door will lock, and the appliance will start filling with water.
6. Drying Functions
For drying, select the "Drying" program or the "Wash+Dry" program. With Eco Hybrid technology, you can choose between:
- Eco Mode: Prioritizes energy efficiency for drying.
- Turbo Mode: Accelerates drying time.
Ensure the load size is appropriate for drying (max 6 kg) to achieve optimal results.
7. Smart Diagnosis
In case of an operational issue, the Smart Diagnosis feature can help identify the problem. Refer to the LG ThinQ app or the full user manual for detailed instructions on how to use this function to receive troubleshooting guidance or determine if a technician is required.
Maintenance
1. Cleaning the Drum
Regularly run a "Tub Clean" or high-temperature cycle without laundry and with a drum cleaning agent to prevent odor and residue buildup.
2. Cleaning the Detergent Dispenser
Pull out the detergent dispenser drawer completely. Remove any removable inserts and rinse all compartments under running water to remove detergent and softener residues. Clean the drawer housing with a brush if necessary. Reinsert the components and push the drawer back in.
3. Cleaning the Drain Filter
The drain filter, located behind the small access panel at the bottom front of the appliance, should be cleaned periodically to prevent blockages. Place a shallow tray underneath to catch any residual water. Unscrew the filter, remove any lint or debris, rinse it, and screw it back in securely.

Image: Front view of the LG AI DD D4R3009NSWB Washer Dryer, showing the small rectangular access panel at the bottom right, which covers the drain filter.
4. Care for the Exterior
Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents. Keep the door gasket clean to prevent mold and odors.
Troubleshooting
If you encounter issues with your washer dryer, refer to the following common problems and solutions before contacting service.
| Problem | Possible Cause | Solution |
|---|
| Appliance does not start | Power cord unplugged; door not closed properly; Start/Pause button not pressed. | Check power connection; ensure door is securely latched; press Start/Pause. |
| No water supply | Water taps closed; water inlet hose kinked; water pressure too low. | Open water taps; straighten hose; check household water pressure. |
| Excessive vibration/noise | Transit bolts not removed; appliance not level; unbalanced load. | Remove transit bolts; adjust leveling feet; redistribute laundry in the drum. |
| Water leaking | Hoses not properly connected; drain filter loose or clogged. | Check and tighten hose connections; clean and secure drain filter. |
| Clothes not drying properly | Overloaded drum; wrong drying program selected; lint filter clogged (if applicable). | Reduce load size; select appropriate drying program; clean lint filter. |
For more complex issues, utilize the Smart Diagnosis feature or contact LG customer support.
Specifications
| Feature | Detail |
|---|
| Model Number | D4R3009NSWB |
| Brand | LG |
| Type | Washer Dryer Combo |
| Washing Capacity | 9 kg |
| Drying Capacity | 6 kg |
| Maximum Spin Speed | 1400 rpm |
| Dimensions (W x D x H) | 60 cm x 56.5 cm x 85 cm |
| Weight | 74 kg |
| Drum Material | Stainless Steel |
| Control Type | Dial and Push Button |
| Number of Wash Cycles | 11 |
| Number of Drying Cycles | 4 |
| Energy Efficiency Class (Wash/Dry) | D |
| Included Components | Power cable, Flexible drain hose |

Image: European energy label for the LG AI DD D4R3009NSWB Washer Dryer, showing energy consumption, water consumption, capacity, and noise levels for both washing and combined wash/dry cycles.
For detailed energy information, refer to the EPREL database.

Image: A multi-page document displaying comprehensive technical specifications and performance data for the LG D4R3009NSWB washer dryer.
Warranty and Support
Your LG AI DD D4R3009NSWB Washer Dryer comes with a manufacturer's warranty. Please refer to the warranty card included with your purchase for specific terms and conditions, including coverage duration and what is covered. For technical support, service requests, or to purchase genuine LG spare parts, please visit the official LG website or contact your local LG customer service center. Always provide your model number (D4R3009NSWB) when seeking support.