1. Introduction
Thank you for choosing the Masarflame 33'' Electric Fireplace Insert. This retro recessed fireplace heater is designed to provide supplemental heat and enhance the ambiance of your room with realistic flame effects and a fire cracking sound. This manual provides essential information for safe operation, installation, maintenance, and troubleshooting.
Key Features:
- Overheat Protection
- Separated Heater
- Fire Cracking Sound
- 4 Season Use (flames without heat)
- Quiet Heater
- 5 Level Flame Amount
- Timer Function
- 3 Top Light Colors

Image: Overview of the main features of the electric fireplace insert.
2. Safety Information
Please read and understand all instructions before using this appliance. Failure to follow these instructions may result in electric shock, fire hazard, and/or personal injury.
- Electrical Safety: Use only with a 120V AC power supply. Ensure the power cable is not pinched or routed under carpets. Do not overload electrical circuits.
- Overheat Protection: The unit is equipped with an auto-heat kill safety protection system to prevent overheating. If the heater overheats, it will automatically shut off. Unplug the unit and allow it to cool for at least 15 minutes before restarting.
- Ventilation: Ensure the front air vent on top of the fireplace heater is not blocked. Do not cover the heater vents. Adequate clearance around the unit is necessary for proper operation and to prevent fire hazards.
- Placement: Do not place the fireplace near curtains, furniture, or other combustible materials. Keep children and pets away from the hot surfaces of the heater.
- Maintenance: Always unplug the fireplace from the power outlet before performing any cleaning or maintenance.
3. Setup and Installation
This electric fireplace insert is designed for recessed installation. Ensure your opening size is suitable before purchase.
3.1 Package Contents
- Electric Fireplace Insert
- Remote Control
- Life-Like Resin Logs
- Operating Manual
3.2 Installation Requirements
- Overall Dimension: 33"L x 8.84"D x 24.7"H
- Insert Dimension: 30"-30.1"L x 8.5"-8.7"D x 23.7"-23.8"H
- Power: 120V AC, 6ft power cable.
- Heating Coverage: Up to 400 sq.ft.

Image: Overall dimensions and key components of the fireplace insert.

Image: Advised opening size for installation.
3.3 Installation Steps
- Carefully unpack the fireplace insert and all components.
- Ensure the opening in your wall or mantel meets the specified insert dimensions.
- Slide the electric fireplace insert into the prepared opening.
- Plug the 6ft power cable into a standard 120V AC outlet.
- Ensure the front air vent is clear and not obstructed.
4. Operating Instructions
The fireplace can be operated using the included remote control or the manual control panel located on the unit.
4.1 Remote Control Functions

Image: Remote control and its functions.
- Power On/Off: Turns the unit on or off.
- Heater (750W/1500W): Selects between low (750W) and high (1500W) heat settings. Can be operated without heat for flame effects only.
- Flame Intensity: Adjusts the brightness and intensity of the flame effect (5 levels).
- Top Light Color: Cycles through 3 color atmosphere light options.
- Log Speaker: Activates or deactivates the fire cracking sound.
- Timer: Sets an automatic shut-off timer from 1 to 9 hours.
4.2 Manual Control Panel
The manual control panel is located on the top right side of the unit, accessible by sliding a cover. It provides basic controls for power, heat, flame effects, and sound.
4.3 Flame Effects and Sound
Enjoy realistic dancing flames and burning log effects with 3 color atmosphere lights and 5 variable flame intensity levels. The built-in speaker simulates the sound of charcoal cracking for an enhanced fireplace experience.

Image: Life-like resin logs and ember bed with various top light colors.

Image: Realistic fire performance with multiple flame colors and intensity levels.
4.4 Official Product Video
Video: Official demonstration of the Masarflame Electric Fireplace Insert, showcasing its features and operation.
5. Maintenance
Regular maintenance ensures the longevity and safe operation of your electric fireplace.
- Cleaning: Always unplug the unit before cleaning. Use a soft, damp cloth to wipe down the exterior surfaces. Do not use abrasive cleaners or sprays.
- Ventilation Grills: Periodically clean the air intake and exhaust grills to ensure proper airflow and prevent dust buildup. Use a vacuum cleaner with a brush attachment.
- Storage: If storing the unit for an extended period, unplug it and store it in a dry, dust-free location.
6. Troubleshooting
If you encounter any issues with your fireplace, refer to the following common troubleshooting steps:
- No Power: Ensure the power cord is securely plugged into a 120V AC outlet. Check your household circuit breaker.
- Heater Not Working: Verify that the heat function is activated via the remote or manual controls. Check if the overheat protection has been triggered (unplug and cool down). Ensure vents are not blocked.
- Flames Not Visible: Confirm the flame effect is turned on. Adjust the flame intensity settings.
- Remote Control Not Working: Replace the batteries in the remote control. Ensure there are no obstructions between the remote and the fireplace sensor.
- Unusual Noises: If you hear unusual noises, turn off and unplug the unit immediately. Contact customer service.
7. Specifications
| Brand | Masarflame |
| Model Name | 799953793458 |
| Power Source | Corded Electric |
| Product Dimensions | 9.05"D x 33"W x 24.7"H |
| Material | Metal |
| Installation Type | Wall Mount |
| Heat Output | 5100 British Thermal Units (BTU) |
| Special Feature | Timer |
| Style | Retro |
| Color | Black |
| Heating Coverage | 400 square feet |
| Item Weight | 47.4 Pounds |
| Burner Type | Resin |
| Batteries Required | Yes (for remote) |
8. Warranty and Support
This product comes with a Limited Warranty. For specific details regarding the warranty period and coverage, please refer to the warranty card included in your package or contact Masarflame customer service.
If you have any questions, require assistance, or need to report an issue, please feel free to contact Masarflame customer service. Satisfied solutions would be provided.
Contact Information: Please refer to the contact details provided on the product packaging or the official Masarflame website.