1. Introduction
This manual provides essential information for the safe and efficient operation of your LG 10.5 Kg / 7.0 Kg Wi-Fi Inverter AI Direct-Drive Fully Automatic Front Load Washer-Dryer, model FHD1057STB. Please read all instructions thoroughly before use and retain this manual for future reference.
The LG FHD1057STB is a premium washer-dryer designed for convenience and effective laundry care. It features a 10.5 kg washing capacity and a 7 kg drying capacity, suitable for families. Key technologies include AI Direct Drive, Steam+, In-built Heater, 6 Motion DD, and Wi-Fi connectivity for smart operation.

Figure 1: Front view of the LG FHD1057STB Washer-Dryer.
2. Safety Information
Always adhere to the following safety precautions to prevent electric shock, fire, explosion, or injury:
- Ensure the appliance is properly grounded.
- Do not install or store the appliance where it will be exposed to the weather or freezing temperatures.
- Keep flammable materials away from the appliance.
- Do not allow children to play on or in the appliance. Supervise children when the appliance is in use.
- Never reach into the appliance while it is operating.
- Unplug the appliance before cleaning or performing any maintenance.
- Do not modify or attempt to repair any part of the appliance unless specifically instructed in this manual.
3. What's in the Box
Upon unpacking, verify that all the following components are included:
- 1 unit of LG Washer-Dryer (FHD1057STB)
- 1 unit of drain hose
- 1 unit of inlet hose (OT hose)
- 1 unit of Quick Reference Guide (QRG)
- 1 unit of User Manual (this document)
4. Setup and Installation
Proper installation is crucial for optimal performance and safety. It is recommended to have the appliance installed by a qualified technician.
4.1 Unpacking
Carefully remove all packaging materials. Ensure no parts are left inside the drum. Remove any shipping bolts from the rear of the machine before installation.
4.2 Location
Place the washer-dryer on a firm, level floor. Avoid direct sunlight or areas prone to freezing. Ensure adequate space around the appliance for ventilation and maintenance.
4.3 Leveling
Use a spirit level to ensure the appliance is perfectly level. Adjust the leveling feet as necessary. An unlevel machine can cause excessive vibration and noise during operation.
4.4 Water Supply Connection
Connect the inlet hose to the hot and cold water taps and to the corresponding inlets on the back of the washer-dryer. Ensure connections are tight to prevent leaks.
4.5 Drain Hose Connection
Securely connect the drain hose to a standpipe or laundry tub, ensuring it is properly routed to prevent kinks or blockages.

Figure 2: Rear view illustrating water inlet and drain hose connections.
4.6 Power Connection
Plug the power cord into a grounded electrical outlet. Do not use extension cords or adapters.
5. Operating Instructions
Your LG Washer-Dryer is equipped with advanced features for optimal laundry care.

Figure 3: Detailed view of the control panel and program selector.
5.1 Loading Laundry
Open the door and load items loosely into the drum. Do not overload the machine. For best results, sort laundry by fabric type, color, and soil level.

Figure 4: Loading laundry into the drum.
5.2 Adding Detergent and Softener
Pull out the detergent dispenser drawer and add the appropriate amount of detergent, softener, and pre-wash agents to their designated compartments.

Figure 5: Detergent dispenser drawer.
5.3 Selecting a Wash Program
Turn the program selector knob to choose your desired wash cycle. The display will show the default settings for the selected program. Available programs include:
- TurboWash 39
- Cotton+
- Baby Steam Care
- Delicate
- Wool
- Rinse + Spin
- Duvet
- Gentle Care
- Allergy Care
- Sportswear
- Quick 30 programs
- Wash+Dry
- Dry Only
- Easy Care
- Stain Care
5.4 Special Features
- AI DD (Artificial Intelligence Direct Drive): Detects not only the weight but also the softness of the fabric, choosing optimal motions for fabric care.
- Steam+: Utilizes steam technology to reduce wrinkles and odors, providing a 99.9% germ-free wash.
- TurboWash 360 Degree: Completes laundry thoroughly in approximately 39 minutes using 4 directions of 3D multi-nozzles for efficient cleaning.
- 6 Motion DD: Direct Drive technology generates six unique motions for a comprehensive wash, adapting to different fabric types.
- Wi-Fi Connectivity (LG ThinQ): Allows for smart control and monitoring of the appliance via a smartphone app.
- In-built Heater: Provides hot water for effective stain removal and hygienic washing.
- Smart Diagnosis: Helps troubleshoot minor issues quickly and efficiently.

Figure 6: Overview of key features and technologies.
5.5 Starting a Cycle
After selecting the program and any desired options, press the Start/Pause button to begin the cycle.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your washer-dryer.
6.1 Cleaning the Detergent Dispenser
Periodically remove and clean the detergent dispenser drawer to prevent residue buildup. Rinse it under running water and dry thoroughly before reinserting.
6.2 Tub Clean Cycle
Run the 'Tub Clean' cycle regularly (e.g., monthly) to remove detergent residue and bacteria from the drum. Follow the instructions on the control panel for this cycle.
6.3 Cleaning the Drain Filter
The drain filter should be cleaned periodically to prevent blockages and ensure efficient draining. Refer to the Quick Reference Guide for specific instructions on accessing and cleaning the filter.
6.4 Exterior Cleaning
Wipe the exterior of the appliance with a soft, damp cloth. Do not use abrasive cleaners or solvents.
7. Troubleshooting
If you encounter issues with your washer-dryer, consult the following common troubleshooting tips before contacting service.
- Appliance does not start: Ensure the power cord is plugged in, the door is closed securely, and the Start/Pause button has been pressed. Check if a circuit breaker has tripped.
- Excessive vibration or noise: Verify the appliance is level and all shipping bolts have been removed. Ensure the load is balanced inside the drum.
- Water leaks: Check that water inlet and drain hoses are securely connected and not damaged. Ensure the detergent dispenser is not overflowing.
- Poor washing results: Ensure you are using the correct amount of detergent for the load size and water hardness. Select an appropriate wash program for the fabric type and soil level.
- Drying not effective: Ensure the load size is appropriate for the drying capacity (max 7 kg). Clean the lint filter if applicable (though this model is a condenser dryer, regular tub clean helps).
For more detailed troubleshooting, refer to the Smart Diagnosis feature via the LG ThinQ app or the comprehensive user manual.
8. Specifications
| Feature | Specification |
|---|---|
| Model | FHD1057STB |
| Washing Capacity | 10.5 Kilograms |
| Drying Capacity | 7.0 Kilograms |
| Operation Mode | Fully Automatic |
| Installation Type | Free Standing |
| Maximum Rotational Speed | 1400 RPM |
| Noise Level (Washing) | 54 Decibels |
| Noise Level (Spinning) | 74 dB |
| Item Weight | 62 kg |
| Product Dimensions (LxWxH) | 60 x 55 x 85 Centimeters (21D x 23W x 33H Inches) |
| Material | Stainless-Steel |
| Voltage | 230 Volts |
| Controls Type | Touch |
| Special Features | Inbuilt Heater, Inverter, Wi-fi |
9. Warranty
The LG FHD1057STB Washer-Dryer comes with a 2-year comprehensive warranty on the appliance and a 10-year warranty on the motor. Terms and conditions apply. Please refer to your warranty card for full details.
10. Customer Support
For technical assistance, service requests, or inquiries, please contact LG Customer Service:
- Toll-Free Numbers: 1800 315 9999 / 1800 180 9999
- Email: serviceindia@lge.com
- Manufacturer: LG Electronics India Pvt. Ltd.
- Registered Office: A-24/6, MOHAN COOPERATIVE IND ESTATE, MATHURA ROAD, NEW DELHI - 110044