1. Introduction
Thank you for purchasing the Dowinx Gaming Chair LS-66D75A. This chair is designed to provide exceptional comfort and support for extended periods, whether you are gaming, working, reading, or relaxing. Featuring a unique three-layer high-density cushion structure, a 145° recline function, 360° swivel, and ergonomic design, this chair aims to enhance your seating experience. This manual will guide you through the assembly, operation, and maintenance of your new chair.
2. Safety Information
- Read all instructions carefully before assembly and use.
- Keep all packaging materials away from children to prevent choking hazards.
- Ensure all screws and bolts are securely tightened before using the chair. Periodically check and re-tighten as necessary.
- Do not stand on the chair or use it as a step stool.
- Use the chair on a flat, stable surface to prevent tipping.
- Avoid exposing the chair to direct sunlight or extreme temperatures, which can damage the fabric.
- Do not use abrasive cleaners or harsh chemicals on the chair's surfaces.
- The maximum weight capacity for this chair is approximately 120 kg. Do not exceed this limit.
3. Package Contents
Please verify that all components are present before beginning assembly. If any parts are missing or damaged, please contact customer support.
| Part | Description | Quantity |
|---|---|---|
| A | Seat Cushion | 1 |
| B | Backrest | 1 |
| C | Swivel Base | 1 |
| D | Armrests (Left & Right) | 2 |
| E | Reclining Mechanism | 2 |
| F | Side Covers | 2 |
| G | Headrest Pillow | 1 |
| H | Lumbar Support Pillow | 1 |
| I | Assembly Tool (Hex Wrench) | 1 |
| J | Screws & Washers (Various Sizes) | Set |
4. Assembly Instructions
Follow these steps carefully to assemble your Dowinx Gaming Chair. It is recommended to have a clear, flat workspace.
Assembly Video Guide
Video Description: This video provides a comprehensive visual guide for assembling a gaming chair, demonstrating each step from unboxing to final setup. It covers attaching the base, seat, backrest, armrests, and cushions.
Step-by-Step Assembly
- Attach the Swivel Base to the Seat Cushion:
Place the seat cushion (A) upside down on a soft, clean surface. Align the swivel base (C) with the pre-drilled holes on the underside of the seat cushion. Secure it using the appropriate screws (J) and the hex wrench (I). Ensure all screws are tightened firmly.
Image Description: A person is shown attaching the square swivel base to the underside of the seat cushion using screws and a hex wrench.
- Install the Reclining Mechanisms:
Attach the left and right reclining mechanisms (E) to the sides of the seat cushion (A) using the specified screws (J). Ensure they are oriented correctly with the levers facing outwards. Do not fully tighten the screws yet.
Image Description: A person is securing the reclining mechanism to the side of the seat cushion with screws, preparing for backrest attachment.
- Attach the Backrest to the Seat Cushion:
Align the backrest (B) with the reclining mechanisms (E) on both sides. Insert the screws (J) through the holes and tighten them using the hex wrench (I). Once both sides are attached, fully tighten all screws for the reclining mechanisms and backrest.
Image Description: The backrest is being attached to the seat cushion via the reclining mechanisms, with screws being fastened.
- Install the Armrests:
Attach the armrests (D) to the sides of the seat cushion and backrest using the remaining screws (J). Ensure they are securely fastened. The armrests are designed to move in conjunction with the recline.

Image Description: A close-up view of the chair's armrest, highlighting its integrated design and how it connects to the seat and backrest.
- Attach the Side Covers:
Once the backrest and armrests are secured, attach the plastic side covers (F) over the reclining mechanisms to conceal the hardware. These usually snap into place or are secured with small screws.
Image Description: A person is shown attaching the side covers to the chair, covering the metal mechanisms for a clean finish.
- Install the Headrest and Lumbar Support Pillows:
Attach the headrest pillow (G) and lumbar support pillow (H) to the backrest using their integrated straps. Adjust their positions for optimal comfort and support.

Image Description: The headrest and lumbar support pillows are shown attached to the chair, emphasizing their adjustability and breathable fabric.
5. Operating Instructions
Features Demonstration Video
Video Description: This video demonstrates the key features of a fabric gaming chair, including its 360-degree swivel, reclining capabilities for various activities like reading, gaming, and napping, and the adjustability of the headrest and lumbar support.
5.1. Reclining Function
To recline the backrest, locate the lever on the side of the chair (typically on the right). Pull the lever upwards and lean back to your desired angle (up to 145°). Release the lever to lock the backrest in place. To return to an upright position, pull the lever and lean forward.

Image Description: The chair is shown in various reclining positions, illustrating the range of motion from upright to a relaxed 145-degree angle.
5.2. 360° Swivel
The chair is equipped with a 360-degree swivel base, allowing you to rotate freely without moving the entire chair. Simply push off the floor with your feet to turn in any direction.

Image Description: A close-up of the chair's base, showing the smooth 360-degree rotation mechanism and its floor-friendly design.
5.3. Adjustable Armrests
The armrests are designed with a linkage mechanism, meaning they move in sync with the backrest's recline. This ensures continuous arm support regardless of your seating position. No manual adjustment is needed for the armrest angle.

Image Description: A diagram illustrating the synchronized movement of the armrests with the chair's recline, providing continuous support.
5.4. Lumbar Support and Headrest
The chair includes adjustable headrest and lumbar support pillows. These can be moved up or down along the backrest to provide personalized support for your neck and lower back. Simply slide them to your preferred height.

Image Description: The headrest and lumbar support pillows are shown attached to the chair, highlighting their adjustability and breathable fabric for comfort.
6. Maintenance
6.1. Cleaning
- For general cleaning, wipe the fabric surfaces with a soft, damp cloth.
- For stubborn stains, use a mild fabric cleaner and follow the product instructions. Test on an inconspicuous area first.
- The headrest and lumbar support pillows are removable and can be hand-washed.
- Avoid saturating the fabric with water.
- Do not use bleach or abrasive cleaning agents.
6.2. Care
- Periodically check all bolts and screws and tighten them to ensure stability.
- Avoid placing heavy objects on the chair's armrests or backrest.
- Keep the chair away from sharp objects to prevent damage to the fabric.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Chair feels unstable or wobbly. | Loose screws or improper assembly. | Check all assembly points and tighten any loose screws using the provided hex wrench. Ensure all parts are correctly aligned. |
| Reclining function is not working smoothly. | Mechanism obstruction or damage. | Ensure no fabric or foreign objects are obstructing the reclining mechanism. Check if the lever is fully engaged. If issues persist, contact support. |
| Difficulty swiveling. | Obstruction under the base or damaged swivel mechanism. | Clear any debris from under the chair's base. Ensure the chair is on a smooth surface. If the swivel mechanism is damaged, contact support. |
8. Specifications
| Feature | Detail |
|---|---|
| Brand | Dowinx |
| Model Number | LS-66D75A |
| Color | Gray |
| Material | Fabric |
| Inner Material | Sponge, Pocket Coil |
| Product Dimensions (D x W x H) | 55 x 55 x 91.5 cm |
| Item Weight | 15.2 kg |
| Recommended Uses | Indoor, Video Games, Relaxation, Sleeping, Reading |
| Special Features | Ergonomic, Cushioned, Lumbar Adjustment Function |
| Furniture Base Movement | Glide (Swivel) |
| Assembly Required | Yes |
9. Warranty & Support
9.1. Manufacturer's Warranty
This Dowinx Gaming Chair LS-66D75A comes with a 1-year manufacturer's warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. Please retain your proof of purchase for warranty claims.
9.2. Customer Support
If you have any questions, concerns, or require assistance with your product, please do not hesitate to contact our customer support team. We are committed to providing prompt and helpful service.
- Email: support@dowinx.com
- Website: Dowinx Official Store on Amazon