DIMPLEX BLF5051
Dimplex Prism 50-Inch Linear Electric Fireplace Instruction Manual
Model: BLF5051
1. Important Safety Information
Please read and understand all instructions before installing, operating, or servicing this fireplace. Failure to follow these instructions may result in electric shock, fire, or serious injury.
- Keep combustible materials, such as furniture, bedding, papers, clothes, and curtains at least 3 feet (0.9 m) from the front of the fireplace.
- Do not operate any fireplace with a damaged cord or plug, or if the heater has malfunctioned, been dropped, or damaged in any manner.
- Do not run power cord under carpeting. Do not cover cord with throw rugs, runners, or similar coverings. Arrange cord away from traffic area and where it will not be tripped over.
- To prevent a possible fire, do not block air intakes or exhaust in any manner. Do not use on soft surfaces, like a bed, where openings may become blocked.
- Always plug fireplaces directly into a wall outlet/receptacle. Never use with an extension cord or relocatable power tap (outlet/power strip).
- This fireplace is hot when in use. To avoid burns, do not let bare skin touch hot surfaces.
- Extreme caution is necessary when any heater is used by or near children or invalids and whenever the fireplace is left operating and unattended.
2. Product Overview
The Dimplex Prism 50-Inch Linear Electric Fireplace (Model BLF5051) offers a modern and versatile heating solution with a captivating visual experience. It features a unique 3D LED flame display with customizable RGB color themes and a sparkling acrylic ice ember bed. Designed for flexible installation, it can be wall-mounted, fully recessed, or partially recessed.

Figure 2.1: Front view of the Dimplex Prism 50-Inch Linear Electric Fireplace, showing its sleek design and key dimensions (19.5"H x 7.38"D x 50.38"W).
Key Features:
- 3D LED Flame Display: Realistic flame effects with adjustable brightness.
- RGB Color Themes: Customize the flame and ember bed colors to match your decor.
- Acrylic Ice Ember Bed: A sparkling, contemporary media bed.
- Efficient Heating: Provides supplemental heat for areas up to 400 sq. ft.
- Heat Without Flame: Flame display can be operated independently of the heater.
- Cool-to-Touch Glass: Ensures safety, especially around children and pets.
- Multi-function Remote Control: Convenient operation from a distance.
- Flexible Installation: Wall-mountable, fully recessed, or partially recessed options.
3. Setup and Installation
The Dimplex Prism fireplace offers multiple installation options to suit your space. Ensure the chosen location is suitable for electrical connections and provides adequate clearance for heat output.
Installation Options:
- Wall-Mounted: The fireplace can be directly mounted on a wall.
- Fully Recessed: Integrated flush into a wall for a seamless look.
- Partially Recessed: Partially set into a wall, with a portion extending outwards.

Figure 3.1: Visual representation of the flexible installation options for the Dimplex Prism fireplace.
Electrical Requirements:
This electric fireplace requires a standard 120V outlet. Ensure the circuit is dedicated and properly grounded to avoid overloading.
Pre-Installation Check:
- Unpack all components and verify against the packing list.
- Inspect the unit for any shipping damage. Do not install if damaged.
- Ensure the chosen location has adequate structural support for the fireplace weight (70 lbs).
Video 3.2: A seller-provided review highlighting the ease of installation and the aesthetic appeal of the Dimplex Prism fireplace in a modern living space.
4. Operating Instructions
The Dimplex Prism fireplace can be operated using the included multi-function remote control or the control panel located on the unit. The LED display shows current settings.
Remote Control Functions:

Figure 4.1: Layout of the multi-function remote control for the Dimplex Prism fireplace.
- Standby ON/OFF: Powers the unit on or off.
- Heat ON/OFF: Activates or deactivates the heater. The flame effect can run independently.
- Flame Effects: Cycles through various flame patterns and speeds.
- Thermostat Control: Adjusts the desired room temperature.
- Brightness: Controls the intensity of the flame and ember bed.
- Color Themes: Changes the color of the acrylic ice ember bed (e.g., clear, blue, purple, red, green, aqua blue, or a cycling prism effect).
- Sleep Timer: Sets a timer for automatic shutdown.
Heating Function:
The powerful heater provides supplemental warmth for up to 400 sq. ft. The fan-forced heater is located at the top of the unit. Ensure the top vent is not obstructed for optimal heat distribution.

Figure 4.2: The top-venting design ensures efficient heat distribution from the fireplace.
Video 4.3: A seller-provided video demonstrating the fireplace's ability to provide cozy heat or ambient light, showcasing its versatility.
Video 4.4: A seller-provided video illustrating how the ember bed colors can be changed, enhancing the fireplace's aesthetic appeal.
Video 4.5: A seller-provided review showcasing the fireplace's visual appeal and functionality.
Video 4.6: A seller-provided video offering an in-depth look at the Dimplex Prism Electric Fireplace's features and performance.
5. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Dimplex Prism fireplace. Always disconnect power before performing any maintenance.
Cleaning:
- Glass Panel: Clean with a soft, damp cloth. Do not use abrasive cleaners.
- Exterior Surfaces: Wipe with a soft, dry cloth.
- Air Vents: Periodically vacuum or wipe the air intake and exhaust vents to prevent dust buildup.
General Care:
- Ensure the fireplace is not exposed to excessive moisture.
- Do not place objects on top of the fireplace that could block the heat outlet.
6. Troubleshooting
If you encounter issues with your Dimplex Prism fireplace, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Fireplace does not turn on. | No power, tripped circuit breaker, unit switch off. | Check power connection, reset circuit breaker, ensure main power switch is ON. |
| No heat output. | Heater function off, thermostat set too low, obstructed air vents. | Activate heater function, increase thermostat setting, clear any obstructions from vents. |
| Remote control not working. | Dead batteries, remote out of range, infrared interference. | Replace batteries (2 AA required), ensure direct line of sight to fireplace, minimize interference from other devices. |
| Remote control interferes with other devices (e.g., TV). | Infrared frequency overlap. | This is a known issue with some IR remotes. Try repositioning devices or using the manual controls on the fireplace. Universal remotes may offer programmable solutions. |
| Flame effect is dim or inconsistent. | Brightness setting too low, LED components issue. | Adjust brightness setting. If problem persists, contact customer support. |

Figure 6.1: The cool-to-touch glass ensures safety during operation.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | DIMPLEX |
| Model Name | Prism |
| Model Number | BLF5051 |
| Power Source | Electric |
| Product Dimensions (D x W x H) | 7.38"D x 50.38"W x 19.5"H |
| Material | Metal, Glass |
| Finish Type | Black |
| Installation Type | Wall Mount |
| Heat Output | 4197 British Thermal Units |
| Heating Coverage | 400 square feet |
| Special Feature | Adjustable flame, color themes, thermostat |
| Heating Element | Blown Hot Air |
| Included Components | Prism 50-Inch Wall Mount Linear Electric Fireplace - BLF5051, Acrylic Crystal Ember Bed, Remote Control |
| Item Weight | 70 Pounds |
| Batteries Required | 2 AA batteries (included) |
| UPC | 781052098787 |
8. Warranty and Support
The Dimplex Prism Electric Fireplace comes with a limited warranty. For specific details regarding warranty coverage, duration, and terms, please refer to the warranty card included with your product or visit the official Dimplex website.
For technical assistance, troubleshooting not covered in this manual, or to inquire about replacement parts, please contact Dimplex customer support. Contact information can typically be found on the manufacturer's website or on the product packaging.
Customer Support: Glen Dimplex Americas Fireplaces offers customer support and a 30-day easy returns policy.
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