Introduction
Thank you for purchasing the COSTWAY 23-inch Electric Fireplace Insert. This manual provides essential information for the safe operation, proper installation, and effective maintenance of your new electric fireplace. Please read all instructions carefully before use and retain this manual for future reference.

Figure 1: The COSTWAY 23-inch Electric Fireplace Insert, showcasing its modern design and vibrant flame effects.
Important Safety Information
To reduce the risk of fire, electric shock, or injury, always follow these basic precautions:
- Read all instructions before using this heater.
- This fireplace is CSA certified, ensuring compliance with safety standards.
- Equipped with overheat protection, the heater will automatically shut off if it reaches an unsafe temperature.
- Activate the child lock feature by pressing and holding the timer button for 6 seconds to prevent unintended operation.
- Do not operate any heater with a damaged cord or plug, or after the heater malfunctions or has been dropped or damaged in any manner.
- Do not run 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.
- Always unplug the heater when not in use.
- 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.
- Ensure proper ventilation around the unit. Do not block air intakes or exhaust openings.

Figure 2: Visual representation of the fireplace's safety features, including child lock, overheat protection, and CSA certification.
Setup and Installation
This electric fireplace is designed for recessed or insert installation. Careful consideration of dimensions and clearances is crucial for safe and proper setup.
Dimensions and Clearances
- Overall Dimensions: 25 inches (L) x 5 inches (W) x 18 inches (H).
- Power Cord Length: 6 feet.
- Ensure the back air inlet is at least 0.5 inches away from any wall or obstruction to allow for adequate airflow.
- Verify that the chosen installation space can accommodate the unit's dimensions and provides sufficient clearance for ventilation.

Figure 3: Detailed product dimensions and recommended clearance for the back air inlet.
Placement Considerations
The fireplace insert is suitable for various indoor settings, including living rooms and bedrooms. Its design allows for integration into existing fireplace openings or custom-built consoles.

Figure 4: Example of the electric fireplace insert integrated into a home environment.
Operating Instructions
Your COSTWAY electric fireplace insert offers multiple settings for heat, flame effects, and convenience, controllable via the unit's control panel or the included remote control.
Control Panel and Remote Control
All functions can be accessed through the control panel located on the unit or the convenient remote control, which has an effective control distance of 13 feet (4 meters).

Figure 5: Overview of the control panel and remote control functions.
Flame Effects and Brightness
- Choose from 6 adjustable flame colors: Amber, Violet, Blue, Polar, Breathing, and Sleep.
- Adjust the flame intensity with 5 brightness levels. Note that brightness cannot be adjusted when in Polar mode.
- The flame effect can be operated independently, with or without heat, for year-round ambiance.

Figure 6: Various flame colors and brightness options.
Heating Functions
- The 1500W infrared quartz heating system provides up to 5120 BTU heat output, capable of warming areas up to 1000 sq.ft.
- Set your desired room temperature using the thermostat control, adjustable from 60°F to 99°F.
- Utilize the 0.5-8 hour timer for automatic shut-off, enhancing energy efficiency and convenience.

Figure 7: Heating performance and thermostat control.
Operating Modes
The fireplace offers three distinct operating modes:
- Flame Only: Enjoy the visual ambiance of flames without heat, perfect for decorative purposes in any season.
- Flame & Heat: Provides both visual flame effects and warmth for colder weather.
- Sleep Mode: Activates with flame off, 1-level brightness, and heater on, operating at a low noise level (≤42 dB) for a restful night's sleep.

Figure 8: The three primary operating modes of the fireplace.

Figure 9: The quiet operation of the fireplace in sleep mode.
Maintenance
Regular maintenance ensures the longevity and optimal performance of your electric fireplace. Always unplug the unit before performing any cleaning or maintenance.
- Cleaning: Use a soft, damp cloth to wipe the exterior surfaces. Avoid abrasive cleaners or solvents that may damage the finish.
- Ventilation Openings: Periodically check and clean the air intake and exhaust openings to ensure they are free from dust and debris, which can impede airflow and reduce heating efficiency.
- Storage: If storing the unit for an extended period, ensure it is clean and dry, and store it in a cool, dry place.
Troubleshooting
If you encounter issues with your electric fireplace, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not turn on. | No power supply; Master switch off; Overheat protection activated. | Check power cord connection; Ensure master switch is ON; Allow unit to cool down and reset. |
| Low heat output. | Blocked air vents; Incorrect temperature setting. | Clear any obstructions from air inlets/outlets; Adjust thermostat to a higher setting. |
| Flame effect not working. | Flame effect turned off; Bulb issue. | Ensure flame effect is activated via control panel or remote; Contact customer support if issue persists. |
| Remote control not responding. | Dead batteries; Obstruction between remote and unit. | Replace remote control batteries; Ensure clear line of sight to the unit's sensor. |
If the problem persists after attempting these solutions, please contact COSTWAY customer support for assistance.
Specifications
| Feature | Detail |
|---|---|
| Brand | COSTWAY |
| Model Name | FP10834US-SL |
| Power Source | Corded Electric |
| Product Dimensions | 5"D x 25"W x 18"H |
| Material | Metal, Tempered Glass, PS |
| Finish Type | Painted |
| Installation Type | Wall Mount (Recessed) |
| Heat Output | 5120 BTU |
| Special Feature | Adjustable Flame, Thermostat, Timer, Remote Control, Overheat Protection, Child Lock |
| Style | Modern |
| Color | Silver |
| Room Type | Living Room, Bedroom (Indoor) |
| Ventilation Type | Vent Free |
| Heating Coverage | 1000 sq ft |
| Included Components | Electric Fireplace, Remote Control, Instruction Manual |
| Item Weight | 22.1 pounds |
Warranty and Support
This COSTWAY Electric Fireplace Insert comes with a Limited Warranty. For specific details regarding warranty coverage, terms, and conditions, please refer to the warranty card included with your product or contact COSTWAY customer support directly.
For technical assistance, troubleshooting not covered in this manual, or to inquire about replacement parts, please visit the official COSTWAY website or contact their customer service department. Keep your purchase receipt and model number (FP10834US-SL) handy when contacting support.





