1. Introduction and Overview
This manual provides essential information for the safe and efficient operation, assembly, and maintenance of your LGHM 44-inch LED Electric Fireplace with Mantel. This unit is designed to provide supplemental heat and a realistic flame effect, enhancing the ambiance of your living space.
The electric fireplace features a realistic 3D flame effect and a stacked stone-look surround. It includes multiple flame effects, heating settings, and a timer function for convenience.

Image 1.1: LGHM 44-inch LED Electric Fireplace with Mantel.
2. Important Safety Information
WARNING:
- This product generates heat and should not be touched while in use. Keep children and pets away from the fireplace to prevent burns.
- This product contains small parts that may pose a choking hazard to children.
- Always follow the assembly instructions carefully to ensure proper installation.
- Be cautious of sharp edges during assembly and use.
- It is recommended that this unit be run on a 20A circuit with 12-2 wiring and a 20A outlet for optimal safety and performance. Consult a qualified electrician for recommendations regarding your home's electrical system.
3. Product Features
- Realistic 3D Flame Effects: Features three adjustable flame brightness settings for a cozy atmosphere.
- LED Lighting: Offers 16 different colors and brightness settings, with over 20 dynamic modes, scene modes, mic modes, and music sync capabilities.
- Efficient Heating: 1400W fireplace heater with a high power output of 5,000 BTU, capable of warming up to a 400 square foot room. Includes 1500W high heat and 750W low heat settings.
- Control Options: Flame, heat, and timer functions can be controlled via touch buttons on the unit or the included remote control. APP control is also available (download from the manual).
- Mantel Design: Features a surround with the look of rustic stacked stone and decorative edges.
- Timer Function: Allows setting the unit to turn on or off at specific times.

Image 3.1: LED lighting options for the fireplace.

Image 3.2: Integrated control panel on the fireplace insert.
4. Setup and Assembly
The LGHM 44-inch LED Electric Fireplace with Mantel is designed for straightforward assembly. Please note that due to the size of the item, it will be shipped in two separate packages (Box A and Box B), which may arrive on different days.

Image 4.1: Product ships in two separate packages.
Follow the detailed assembly instructions included with your product for proper setup. The process primarily involves assembling the mantel and then carefully placing the electric fireplace insert into the designated opening, ensuring stability.
Ensure all parts are present before beginning assembly. Tools and some spare parts are typically included. Pay close attention to diagrams and illustrations in the provided manual for each step.

Image 4.2: Product dimensions for planning placement.
5. Operating Instructions
Your electric fireplace offers various settings for both heating and ambiance. Controls are accessible via the unit's touch buttons, the remote control, or a dedicated mobile application.
5.1. Power On/Off
Press the power button on the control panel or remote to turn the unit on or off. The flame effect will typically activate upon powering on.
5.2. Flame Effects
The unit features realistic 3D flame effects with adjustable brightness. Use the flame button on the control panel or remote to cycle through brightness levels. The LED lighting offers 16 colors and over 20 dynamic modes, controllable via the remote or app to create your desired ambiance.
5.3. Heating Function
Activate the heater using the heat button. You can select between a 1500W high heat setting for rapid warming or a 750W low heat setting for a gentler warmth. The heater is designed to warm areas up to 400 square feet. The temperature setting can be adjusted to your preference.
5.4. Timer Function
Set the operational timer using the timer button. This allows you to program the fireplace to turn on or off automatically after a set duration.
5.5. App Control
For advanced control over LED lighting colors, dynamic modes, scene modes, mic modes, and music sync, download the dedicated application as instructed in your product manual. This provides a comprehensive interface for customizing your fireplace experience.
Video 5.1: Official product video demonstrating the 44-inch electric fireplace with mantel features.
Video 5.2: Official product video showcasing the 44-inch LED electric fireplace with mantel.
6. Maintenance
To ensure the longevity and optimal performance of your electric fireplace, follow these general maintenance guidelines:
- Cleaning: Regularly dust the exterior surfaces with a soft, dry cloth. For stubborn marks, use a slightly damp cloth and mild detergent, then wipe dry. Ensure the unit is unplugged before cleaning.
- Ventilation: Keep the air intake and exhaust vents clear of any obstructions to prevent overheating.
- Storage: If storing the unit for an extended period, ensure it is clean, dry, and stored in a cool, dry place away from direct sunlight and moisture.
- Inspection: Periodically check the power cord for any damage. If damage is found, discontinue use and contact customer support.
7. Troubleshooting
If you encounter issues with your LGHM Electric Fireplace, refer to the following common troubleshooting steps:
- No Power: Ensure the power cord is securely plugged into a working electrical outlet. Check your home's circuit breaker.
- No Heat: Verify that the heater function is activated and the temperature setting is above the ambient room temperature. Ensure the air vents are not blocked.
- Flame Effect Not Working: Check if the flame effect is turned on. If the unit has been recently moved or assembled, ensure all internal connections are secure.
- Unusual Noises: A slight fan noise is normal during heating operation. If you hear loud clicking or banging sounds, especially from the flame mechanism, discontinue use and contact customer support.
- Remote Control Not Working: Replace the batteries in the remote control. Ensure there are no obstructions between the remote and the fireplace's sensor.
If these steps do not resolve the issue, please contact LGHM customer support for further assistance.
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | LM-EF-44-SL |
| Mantel Dimensions (D x W x H) | 13.6 x 43.5 x 36.5 inches |
| Fireplace Insert Dimensions (D x W x H) | 5 x 23 x 17.5 inches |
| Material | Engineered Wood |
| Item Weight | 66 pounds |
| Heater Wattage | 1400W (High: 1500W, Low: 750W) |
| Heat Output | 5,000 BTU |
| Heating Area | Up to 400 square feet |
| Special Features | Adjustable Flame, LED Flame, Stacked Stone Surround, Timer, App Control |
| Color | Led+brown |
| Assembly Required | Yes (Includes simple assembly instructions) |
9. Warranty and Support
For warranty information, please refer to the documentation included with your purchase or contact LGHM customer service directly. LGHM is committed to providing quality products and support.
If you require assistance with assembly, operation, or troubleshooting that is not covered in this manual, please reach out to LGHM customer support through their official website or the contact information provided in your product packaging.
LGHM Furniture Official Store: Visit LGHM Store on Amazon