Aitjunz LD23FPSZ
Aitjunz 43-inch Electric Fireplace with Mantel
Model: LD23FPSZ - User Instruction Manual
Introduction
Thank you for choosing the Aitjunz 43-inch Electric Fireplace with Mantel. This manual provides essential information for the safe and efficient assembly, operation, and maintenance of your new electric fireplace. Please read all instructions carefully before use and retain this manual for future reference.
This electric fireplace combines the aesthetic appeal of a traditional fireplace with the convenience and safety of modern electric heating. It features a realistic 3D flame effect, adjustable heat settings, and a remote control for ease of use.

The Aitjunz 43-inch Electric Fireplace with Mantel, featuring a light brown finish and stacked stone surround, integrated into a modern living room setup.
Important Safety Information
WARNING: To reduce the risk of fire, electric shock, or injury, read all instructions before using this appliance.
- Always plug the fireplace directly into a wall outlet. Never use with an extension cord or relocatable power tap.
- Do not operate any fireplace with a damaged cord or plug, or if the heater has malfunctioned, been dropped, or damaged in any manner.
- Keep combustible materials, such as furniture, pillows, bedding, papers, clothes, and curtains at least 3 feet (0.9 m) from the front of the heater and away from the sides and rear.
- Extreme caution is necessary when any heater is used by or near children or invalids and whenever the fireplace is left operating and unattended.
- The fireplace is equipped with an overheat safety device. If the internal temperature becomes too high, the unit will automatically turn off to prevent damage or fire. If this occurs, unplug the unit and allow it to cool for at least 10 minutes before restarting.
- 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.
Product Specifications
| Feature | Detail |
|---|---|
| Brand | Aitjunz |
| Model Name | LD23FPSZ |
| Product Dimensions (Mantel) | 13.5" D x 43.3" W x 35.83" H |
| Electric Fireplace Insert Dimensions | 5.15" D x 23" W x 17.1" H |
| Material | Engineered Wood |
| Finish Type | Painted |
| Color | Light Brown |
| Power Source | Corded Electric |
| Heat Output | 4776 BTU |
| Voltage | 120V |
| Frequency | 60Hz |
| Power Rating | 1400W |
| Installation Type | Freestanding |
| Included Components | Remote Control, Electric Fireplace Insert |
| Item Weight | 83.78 Pounds |

Detailed dimensions of the electric fireplace mantel.
Package Contents
Before beginning assembly, ensure all parts are present and undamaged. If any parts are missing or damaged, do not attempt to assemble the product. Contact customer support for assistance.
- Electric Fireplace Mantel (Disassembled components)
- Electric Fireplace Insert
- Remote Control
- Assembly Hardware (screws, dowels, etc.)
- Detailed Instruction Manual
Assembly Instructions
Assembly typically takes approximately 1 hour with one person. For best results, we recommend having a power drill for certain steps, especially for creating pilot holes where indicated.
Tools Required (Not Included):
- Phillips Head Screwdriver
- Power Drill (recommended)
- Hammer (for dowels)
Step-by-Step Assembly:
- Unpack all components and lay them out on a clean, soft surface to prevent scratching. Verify all parts against the parts list in the included detailed instruction manual.
- Follow the numbered steps in the detailed instruction manual provided in the package. Each component is labeled for easy identification.
- Carefully attach the side panels to the base and top sections using the provided hardware. Ensure all connections are secure.
- Assemble the decorative elements, including the carved decorations and the realistic stacked stone surround panels, as per the instructions.
- Once the mantel structure is complete, carefully slide the electric fireplace insert into the designated opening. Secure it with the screws provided.
- Ensure all screws are tightened, but do not overtighten to avoid damaging the wood.

Detail of the carved decoration on the mantel, highlighting the meticulous craftsmanship.
Operating Instructions
Your electric fireplace can be operated using the control panel on the unit or the included remote control.
Control Panel & Remote Control Functions:
- Power Button: Turns the fireplace ON/OFF.
- Flame Control: Adjusts the flame brightness. This model features 3 flame levels (L1, L2, L3) for a realistic 3D flame effect. The flame effect can be used independently without heat.
- Heater Control: Activates and adjusts the heating function. There are 22 temperature levels available, ranging from 62°F to 82°F.
- Timer Control: Sets a timer for automatic shut-off.
- Display: Shows current settings (e.g., flame level, temperature).

Overview of the electric fireplace insert's controls and remote functions.
Using the Remote Control:
The remote control allows convenient operation from a distance. Ensure the remote has working batteries (not included, typically AAA). Point the remote directly at the fireplace insert's receiver.
Demonstration of the electric fireplace's features, including the remote control, 3D realistic flame effect, and sturdy base.
Maintenance
Regular maintenance will help ensure the longevity and optimal performance of your electric fireplace.
Cleaning:
- Always unplug the fireplace from the power outlet before cleaning.
- Wipe the exterior surfaces with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- Gently clean the glass panel with a soft cloth. Do not use harsh sprays or cleaners that may scratch the surface.
- Ensure all vents are clear of dust and debris to maintain proper airflow. Use a vacuum cleaner with a brush attachment to clean the air intake and exhaust areas.
Storage:
If storing the fireplace for an extended period, unplug it and store it in a dry, cool location, away from direct sunlight and moisture.
Troubleshooting
If you experience issues with your electric fireplace, consult the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Fireplace does not turn on. | No power, power cord not fully plugged in, circuit breaker tripped, or overheat safety activated. | Check power outlet, ensure cord is securely plugged in, reset circuit breaker, or unplug and allow unit to cool for 10 minutes. |
| No heat output. | Heater function not activated, temperature setting too low, or overheat safety activated. | Ensure heater function is ON, increase temperature setting, or unplug and allow unit to cool. |
| Flames are not visible or flickering. | Flame effect not activated, or flame brightness set to minimum. | Activate flame effect using the control panel or remote, increase flame brightness level. |
| Unusual noise (e.g., rattling). | Loose components or internal fan issue. | Ensure all assembly screws are tightened. If noise persists, contact customer support. |
| Remote control not working. | Dead batteries, or remote not pointed correctly. | Replace batteries. Ensure clear line of sight to the fireplace receiver. |
If the problem persists after attempting these solutions, please contact Aitjunz customer support.
Warranty and Customer Support
Aitjunz is committed to providing high-quality products. This product typically comes with a 30-day return policy from the date of purchase. For specific warranty details, including coverage and duration, please refer to the warranty card included with your product or contact the seller directly.
Contacting Customer Support:
For any questions, technical assistance, or warranty claims, please contact the seller or manufacturer through the platform where you purchased the product. Have your model number (LD23FPSZ) and purchase date ready for faster service.
You can also visit the official Aitjunz store for more information and support: Aitjunz Store
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