1. Introduction
This manual provides essential information for the safe installation, operation, and maintenance of your Modern Flames Spectrum Slimline 74 Inch Electric Fireplace. Please read all instructions carefully before installation and use. Retain this manual for future reference.
Important Safety Information
- Always disconnect power before performing any service or maintenance.
- Do not operate the fireplace with a damaged cord or plug.
- Keep combustible materials at least 3 feet (0.9 meters) from the front of the fireplace.
- This appliance is for indoor use only.
- Ensure proper ventilation as specified in the installation instructions.
2. Setup and Installation
The Modern Flames Spectrum Slimline electric fireplace is designed for wall-mount or built-in applications. Proper installation is crucial for safety and optimal performance.
Unpacking
Carefully remove all components from the packaging. Inspect the fireplace for any damage that may have occurred during shipping. Contact your retailer immediately if any damage is found.
Location and Mounting
Choose a suitable location that can support the weight of the fireplace (approximately 110 pounds). Ensure the location allows for the required clearances from combustible materials. The slim design allows for installation where hardwood or tile can be installed up to the fireplace opening.

The electric fireplace is shown installed on a white brick wall, demonstrating its slim profile and how it integrates into a living space.
Electrical Connection
This unit requires a dedicated 120V, 15 Amp circuit. Ensure the power cord is not pinched or routed in a way that could cause damage. Consult a qualified electrician if you are unsure about electrical requirements.
Media Placement
Place the provided driftwood logs and acrylic media onto the ember bed according to your preference. These media enhance the visual flame effects.

This image displays the Modern Flames Spectrum Slimline 74 Inch Electric Fireplace, showcasing its wide viewing area, Hybrid-FX flame technology, and integrated driftwood log media.
3. Operating Instructions
Your Modern Flames electric fireplace can be operated using the included remote control or the control panel located on the unit.
Control Panel
The control panel is located on the top right side of the fireplace. It includes buttons for power, flame settings, and heater functions.

A close-up of the fireplace's digital display, showing numerical readouts and illuminated icons for various operational modes.

A detailed view of the fireplace's top right corner, highlighting the discreet control panel buttons for power, flame, and heat settings.
Remote Control
The full-featured remote control allows convenient adjustment of all fireplace functions from a distance.

The included remote control for the fireplace, featuring buttons for power, flame intensity, color, heat, and timer functions.
- Power Button: Turns the fireplace ON or OFF.
- Flame Control: Adjusts the brightness and intensity of the Hybrid-FX flame technology.
- Flame Color: Cycles through 10 LED flame and ember bed color options.
- Heater Control: Activates the integrated 5,000 BTU/hour heater. Heat and flame can operate independently.
- Timer Function: Sets an automatic shut-off time for the fireplace.
4. Maintenance
Regular maintenance ensures the longevity and optimal performance of your electric fireplace.
Cleaning
- Exterior: Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Glass Panel: Clean the glass panel with a soft cloth and a non-abrasive glass cleaner.
- Air Intake/Outlet: Periodically vacuum the air intake and outlet vents to prevent dust buildup, which can affect heater performance.
General Care
There are no user-serviceable parts inside the fireplace. Any servicing should be performed by qualified personnel. Ensure the fireplace is unplugged and cool before any cleaning or inspection.
5. Troubleshooting
If you experience issues with your fireplace, refer to the following common problems and solutions:
- No Power:
- Check if the power cord is securely plugged into a working outlet.
- Verify that the circuit breaker is not tripped.
- Ensure the main power switch on the unit is ON.
- No Flame Effect:
- Confirm the flame function is activated via the remote or control panel.
- Check if the flame brightness is set to a visible level.
- Heater Not Working:
- Ensure the heater function is turned ON.
- Check if the room temperature is above the set temperature on the fireplace.
- Verify that the air intake/outlet vents are not obstructed.
- Remote Control Not Responding:
- Replace the batteries in the remote control.
- Ensure there are no obstructions between the remote and the fireplace sensor.
If problems persist after attempting these solutions, contact customer support.
6. Specifications
| Brand | Modern Flames |
| Model Name | SPS-74B |
| Product Dimensions | 74"W x 4"D x 17"H (187.96 cm W x 10.16 cm D x 43.18 cm H) |
| Item Weight | 110 Pounds (49.9 kg) |
| Power Source | AC/DC |
| Heat Output | 5000 British Thermal Units (BTU) |
| Heating Coverage | Up to 200 square feet |
| Installation Type | Wall Mount / Built-In |
| Material | Ceramic, Glass |
| Color | Black |
| Ventilation Type | Vent Free |
| UPC | 850011491003 |

A detailed diagram illustrating the precise measurements and installation specifications for the 74-inch Modern Flames electric fireplace.
7. Warranty Information
This Modern Flames electric fireplace comes with a Limited Warranty. For specific terms, conditions, and duration of the warranty, please refer to the warranty card included with your product or contact Modern Flames customer support directly. Keep your proof of purchase for warranty claims.
8. Customer Support
For technical assistance, replacement parts, or any questions not covered in this manual, please contact Modern Flames customer support. Have your model number (SPS-74B) and purchase information ready when contacting support.
You can typically find contact information on the manufacturer's official website or on the product packaging.





