Product Overview
The LG 24 cu. ft. Top Freezer Refrigerator (Model: LRTLS2403S) offers ample storage space and advanced features designed for modern households. With a total capacity of 23.8 cubic feet, including 17.6 cu. ft. for the refrigerator and 6.2 cu. ft. for the freezer, it provides organized storage for all your food items. Key features include an internal water dispenser, Spill Protector™ Tempered Glass Shelves, Multi-Air Flow™ Technology, LED lighting, and an ice maker ready design. The PrintProof™ fingerprint and smudge resistant finish ensures easy cleaning, maintaining a sophisticated look in your kitchen.

Figure 1: Front view of the LG LRTLS2403S Refrigerator.
Setup Guide
Proper installation is crucial for optimal performance and longevity of your LG refrigerator. Follow these guidelines for setup:
Unpacking and Placement
- Carefully remove all packaging materials, including tape and temporary labels.
- Ensure the refrigerator is placed on a level, stable surface. Use the leveling legs to adjust if necessary.
- Allow adequate clearance for proper ventilation. Recommended installation clearances are: Sides 2", Top 2", Back 2".
Electrical Connection
- Connect the refrigerator to a dedicated, grounded electrical outlet. Do not use extension cords.
Water Line Connection (for Internal Water Dispenser & Ice Maker)
- If installing the optional ice maker kit (LK75C) or using the internal water dispenser, connect the refrigerator to a potable water supply. Refer to the separate installation guide for the ice maker kit for detailed instructions.
- Flush the water system before initial use to remove any impurities.

Figure 2: Refrigerator dimensions for installation planning.
Operating Instructions
Familiarize yourself with the operational features of your LG refrigerator to maximize its efficiency and convenience.
Digital Temperature Controls
The refrigerator features electronic/digital temperature controls designed to maintain optimal humidity and temperature levels. Three temperature sensors constantly monitor conditions within the refrigerator to keep your food fresher, longer. Adjust settings using the internal membrane/Green LED display.
Multi-Air Flow™ System
This system utilizes strategically-placed vents in every section to surround your food with cool air, ensuring consistent cooling throughout the refrigerator compartment, regardless of where items are placed.
Internal Water Dispenser
Located above the top shelf, the internal water dispenser provides easy access to fresh, filtered water. You can conveniently fill cups, pitchers, or small pots. The water filter model is LT500P.
Ice Maker (Optional)
If the optional ice maker kit (LK75C) is installed, your refrigerator can produce over 2 lbs. of ice per day. The handy ice bin holds approximately 3 days' worth of cubes.
Humidity-Controlled Crispers
Two humidity-controlled crisper bins help maintain optimal humidity levels, extending the freshness and life of your fruits and vegetables.

Figure 3: Refrigerator interior with adjustable shelves and door bins.

Figure 4: Humidity-controlled crisper drawers for fruits and vegetables.
Maintenance
Regular maintenance helps ensure the longevity and efficient operation of your refrigerator.
Cleaning the Exterior
- The LG PrintProof™ fingerprint and smudge resistant finish can be easily cleaned with a soft, dry cloth. Avoid abrasive cleaners or harsh chemicals.
Cleaning the Interior
- Wipe down interior surfaces, shelves, and door bins regularly with a mild soap and water solution. Rinse and dry thoroughly.
- The Spill Protector™ Tempered Glass Shelves are designed for easy cleanup of spills.
Water Filter Replacement
- Replace the LT500P water filter approximately every six months, or when the filter indicator light illuminates, to ensure continued access to fresh, filtered water.
Troubleshooting
If you encounter issues with your refrigerator, refer to the following common troubleshooting steps before contacting service.
Refrigerator Not Cooling
- Check if the power cord is securely plugged into a working outlet.
- Verify that the temperature controls are set correctly.
- Ensure the refrigerator doors are fully closed and sealed.
Unusual Noises
- Some operational noises are normal, such as the compressor running or refrigerant flowing.
- Ensure the refrigerator is level and not touching walls or cabinets, which can cause vibrations.
Water Dispenser Not Working
- Check if the water supply valve is open.
- Ensure the water filter is correctly installed and not clogged. Replace if necessary.
Shelf Issues
- Ensure shelves are properly seated in their supports.
- Avoid overloading shelves to prevent damage.
Technical Specifications
| Feature | Specification |
|---|---|
| Brand Name | LG |
| Model Info | LRTLS2403S |
| Total Capacity | 23.8 cu. ft. |
| Refrigerator Capacity | 17.6 cu. ft. |
| Freezer Capacity | 6.2 cu. ft. |
| Color | Stainless Steel |
| Product Dimensions (DxWxH) | 34.8"D x 35.6"W x 71.4"H |
| Depth with Handles | 34" |
| Depth without Handles | 34" |
| Depth without Door | 29 1/2" |
| Depth (Total with Door Open) | 63" |
| Height to Top of Case | 68" |
| Height to Top of Door Hinge | 69" |
| Width | 33" |
| Installation Clearance | Sides 2", Top 2", Back 2" |
| Item Weight | 199.5 lbs (Unit) / 216 lbs (Carton) |
| Energy Consumption (kWh/Year) | 417 |
| ENERGY STAR® Qualified | Yes |
| Water Dispenser Type | Internal |
| Ice System | Ice Maker Optional - LK75C |
| Water Filter | LT500P |
| Inverter Compressor | Yes |
| Multi-Air Flow™ System | Yes |
| Temperature Sensors | 3 |
| Display Type | Internal Membrane/Green LED |
| Temperature Controls | Electronic/Digital |
| LoDecibel™ Quiet Operation | Yes |
| No. of Shelves | 2 (Refrigerator) |
| Shelf Construction | Tempered Glass |
| Crisper Bins | 2 Humidity Crispers |
| Refrigerator Light | Ceiling LED |
| No. of Bins (Refrigerator Door) | 2 Total (2 Gallon Sized) |
| Door Bin Construction | 1 Piece (Clear, Diamond Pattern) |
| Freezer Drawers | 1 Glass Shelf |
| Freezer Light | No |
| No. of Door Bins (Freezer) | 2 Full (Clear, Diamond Pattern) |
| Handles | Pocket Handles |
| Door Type | Swing Door |
| Contour Door | Yes |
| Surface | Smooth |
| UPC | 195174014233 |
Warranty and Customer Support
LG provides comprehensive warranty coverage for your refrigerator:
- Parts & Labor: 1 Year from purchase date.
- Sealed System (Parts & Labor): 5 Years from purchase date.
- Compressor (Parts & Labor): 5 Years from purchase date.
- Inverter Compressor (Parts Only): 6-10 Years from purchase date (for purchases after 01/01/2018).
For technical assistance, service requests, or to purchase genuine LG parts and accessories, please visit the official LG website or contact LG customer support. You can also visit the LG Store on Amazon for more product information.