1. Important Safety Information
Please read and understand this entire manual before attempting to assemble, operate, or install this product. Failure to do so could result in electric shock, fire, serious injury, or death.
- Electrical Safety: Always connect this appliance to a properly grounded outlet. Do not overload electrical circuits. Do not use with extension cords unless absolutely necessary, and ensure the cord is rated for the appliance's wattage.
- Placement: Maintain a minimum clearance of 3 feet (0.9 m) from the front of the heater to any combustible materials such as furniture, drapes, paper, clothing, and bedding. Do not block air vents.
- Operation: Do not operate the fireplace if the power cord or plug is damaged, or if the heater has malfunctioned or been dropped. Do not insert or allow foreign objects to enter any ventilation or exhaust opening as this may cause an electric shock or fire, or damage the heater.
- Supervision: Close supervision is necessary when any heater is used by or near children or invalids.
- Maintenance: Always disconnect power before performing any cleaning or maintenance.
2. Product Overview
The Dimplex DFI2309 is a 23-inch Standard Log Set Electric Fireplace Insert designed to bring the ambiance and warmth of a traditional fireplace to your home without the need for venting or fuel. It features meticulously handcrafted logs and glowing embers for a realistic flame effect.
Key Features:
- Powerful Heating: A 1375 Watt, 120 Volt fan-forced heater capable of warming rooms up to 400 square feet.
- Safety Features: Equipped with a high-temperature safety shut-off for peace of mind.
- Clean Operation: Provides traditional fireplace aesthetics without the mess or maintenance of wood or gas.
- Realistic Effects: Multi-fire effect and glowing log set create an authentic fireplace experience.
- Convenience: Includes a remote control for easy operation.

Figure 2.1: Front view of the Dimplex DFI2309 Electric Fireplace Insert, showcasing the log set and flame effect.
3. Setup and Installation
The DFI2309 is designed for easy insertion into existing fireplace openings. Ensure the opening meets the product's dimensions before installation.
3.1 Unpacking
- Carefully remove the unit and all components from the packaging.
- Retain the packaging for future storage or transport.
- Inspect the unit for any damage. If damage is found, do not install or operate, and contact customer support.
3.2 Choosing a Location
- Select a firm, level location near a grounded 120 Volt, 15 Amp electrical outlet.
- Ensure the location allows for the required clearances from combustible materials (refer to Section 1).
- The unit is designed for indoor use only.
3.3 Inserting the Fireplace
- Carefully slide the electric fireplace insert into your existing fireplace opening.
- Ensure the unit is level and stable.
- Position the power cord so it is not pinched or resting against sharp edges, and is not under a rug or in a high-traffic area.
3.4 Electrical Connection
Plug the power cord directly into a dedicated 120 Volt, 15 Amp grounded outlet. Do not use a power strip or extension cord if possible. If an extension cord is necessary, ensure it is a heavy-duty, grounded cord rated for at least 1375 Watts.
4. Operating Instructions
The DFI2309 can be operated using the controls located on the unit or via the included remote control.
4.1 Unit Controls
The control panel is typically located on the top right side of the unit. It includes:
- Main Power Switch (I/O): Turns the unit on or off.
- Flame Effect Button: Activates or deactivates the flame and log glow effect.
- Heater Button (I/II): Activates the heater. Press once for low heat, twice for high heat, and a third time to turn the heater off. The flame effect can operate independently of the heater.
4.2 Remote Control
The remote control duplicates the functions of the unit's control panel.
- Power Button: Turns the entire unit on or off.
- Flame Button: Controls the flame effect.
- Heat Button: Cycles through low heat, high heat, and off.
Ensure the remote control has working batteries. Point the remote directly at the unit for optimal response.
Video 4.1: Demonstration of the Dimplex DFI2309 Electric Fireplace Insert's flame and heating functions.
5. Maintenance
Regular maintenance ensures optimal performance and longevity of your electric fireplace insert.
5.1 Cleaning
- Exterior: Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or sprays.
- Air Vents: Use a vacuum cleaner with a brush attachment to remove dust and debris from the air intake and exhaust vents. Ensure vents are clear for proper airflow.
- Log Set: Gently dust the log set and ember bed with a soft brush or cloth.
5.2 Light Bulb Replacement
The flame effect is created by internal light bulbs. Over time, these may need replacement. Refer to the specific instructions provided in your product's packaging or contact customer support for guidance on accessing and replacing the bulbs. Always disconnect power before attempting bulb replacement.
6. Troubleshooting
If you experience issues with your electric fireplace, consult the following troubleshooting guide.
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | No power to the unit. | Check if the unit is plugged in securely. Verify the wall outlet is functional. Check the circuit breaker. |
| No heat output. | Heater not activated or safety shut-off engaged. | Ensure the heater function is turned on (press the heater button). Check for obstructions around air vents. Unplug the unit for 5 minutes to reset the safety shut-off, then plug back in. |
| Flame effect not working. | Flame effect turned off or light bulbs need replacement. | Ensure the flame effect button is pressed. Refer to Section 5.2 for bulb replacement. |
| Remote control not working. | Dead batteries or obstruction. | Replace remote control batteries. Ensure there is no obstruction between the remote and the unit's sensor. |
7. Specifications
Detailed technical specifications for the Dimplex DFI2309 Electric Fireplace Insert.

Figure 7.1: Dimensional drawing of the Dimplex DFI2309 Electric Fireplace Insert.
| Specification | Value |
|---|---|
| Model Name | Standard 23" Log Set Electric Fireplace Insert |
| Model Number | DFI2309 |
| Brand | DIMPLEX |
| Power Source | Electric |
| Product Dimensions (D x W x H) | 10.75"D x 23.19"W x 19.5"H |
| Material | Metal |
| Finish Type | Painted |
| Installation Type | Insert |
| Heat Output | 4695 BTU |
| Special Features | Remote Control, Multi Fire Effect |
| Color | Black |
| Ventilation Type | Vent Free |
| Heating Coverage | 400 square feet |
| Included Components | Fireplace heater, high-temperature safety shut-off feature, remote control |
| Item Weight | 33 Pounds |
| Power Consumption | 1375 Watts |
| Burner Type | Quartz |
| UPC | 781052036796, 781052038677 |
8. Warranty and Support
8.1 Limited Warranty
This Dimplex DFI2309 Electric Fireplace Insert comes with a 1-year limited warranty. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims. For full warranty terms and conditions, refer to the documentation included with your product or visit the manufacturer's website.
8.2 Customer Support
If you have any questions, require technical assistance, or need to make a warranty claim, please contact Dimplex customer support. Contact information can typically be found on the manufacturer's website or in the product packaging.
Before contacting support, please have the following information ready:
- Model Number (DFI2309)
- Date of Purchase
- Detailed description of the issue