1. Product Overview
The Ticova Ergonomic Office Chair M8 is designed to provide adjustable support and comfort for extended periods of sitting. Featuring a high-back mesh design, adjustable lumbar support, headrest, and 3D armrests, this chair is engineered for a personalized ergonomic experience.

Figure 1: Front view of the Ticova Ergonomic Office Chair M8.
2. Safety Information
- Maximum weight recommendation: 350 pounds (158 kg).
- Ensure all screws and bolts are securely tightened before use.
- Do not stand on the chair.
- Avoid using the chair on uneven surfaces.
- Keep children away from moving parts.
3. Setup and Assembly
The Ticova Ergonomic Office Chair M8 is designed for straightforward assembly. Follow the steps below to set up your chair.
3.1 Unboxing and Component Check
Carefully open the packaging and remove all components. Verify that all parts listed in the instruction manual are present and undamaged.

Figure 2: All components of the Ticova Ergonomic Office Chair M8 after unboxing.
3.2 Assembly Steps
- Attach the Casters: Insert the casters into the holes at the end of each leg of the chair base. Push firmly until they click into place.
- Install the Gas Lift: Place the gas lift cylinder into the center hole of the assembled chair base.
- Assemble the Seat Mechanism: Secure the seat mechanism to the underside of the seat cushion using the provided screws. Ensure the front of the mechanism aligns with the front of the seat.
- Attach Armrests: Fasten the armrests to the seat cushion using the designated screws.
- Connect Backrest: Attach the backrest to the seat mechanism using the provided hardware.
- Install Headrest: Slide the headrest into the top of the backrest. Adjust to your preferred height and angle.
- Final Connection: Carefully place the assembled seat and backrest onto the gas lift cylinder.

Figure 3: The fully assembled Ticova Ergonomic Office Chair M8.
4. Operating Instructions
Customize your Ticova M8 chair to achieve optimal ergonomic support and comfort.
4.1 Lumbar Support Adjustment
The lumbar support can be adjusted in both height and depth. Use the knob on the back of the chair to control the depth and slide the lumbar support up or down to align with the natural curve of your lower back.

Figure 4: Detail of the adjustable lumbar support knob and vertical adjustment range.
4.2 Headrest Adjustment
Adjust the headrest height and angle to provide comfortable support for your neck and head. The headrest can be moved up and down and tilted to suit various sitting postures.

Figure 5: Illustrations showing different adjustable positions of the headrest for comprehensive head and neck support.
4.3 Armrest Adjustment
The 3D adjustable armrests offer height, angle, and forward/backward adjustments. Press the button on the side of the armrest to adjust its height. The armrest pads can also be rotated and slid forward or backward for optimal arm and shoulder positioning.

Figure 6: Visual guide to the 3D adjustable armrests, showing height, angle, and forward/backward movement.
4.4 Seat Height and Tilt Adjustment
Use the lever located under the seat to adjust the seat cushion height. The chair also features a tilting mechanism allowing the backrest to recline up to 130 degrees. This tilt can be locked at various angles, and the rocking resilience can be adjusted to your preference.

Figure 7: Overview of seat height adjustment and backrest tilting angles (90°, 110°, 130°).
5. Maintenance
- Cleaning: Use a soft, damp cloth to wipe down the mesh backrest and seat cushion. For deeper cleaning, a mild soap solution can be used, followed by wiping with a clean, damp cloth. Avoid harsh chemicals.
- Caster Care: Regularly check the casters for accumulated hair or debris and clean as needed to ensure smooth movement.
- Fastener Check: Periodically inspect all screws and bolts to ensure they remain tight. Re-tighten if necessary to maintain stability and safety.
6. Troubleshooting
- Chair Squeaks: Apply a small amount of silicone-based lubricant to moving parts, especially where metal components meet.
- Difficulty Adjusting Height: Ensure the gas lift lever is fully engaged. If the issue persists, the gas lift cylinder may need replacement.
- Chair Feels Unstable: Check all assembly screws and bolts for tightness. Ensure the chair is on a flat, even surface.
- Armrests Loose: Tighten the screws securing the armrests to the seat.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Ticova |
| Model Name | M8 |
| Color | Black |
| Product Dimensions | 27"D x 10"W x 20.8"H |
| Maximum Weight Recommendation | 350 Pounds |
| Back Style | Mesh |
| Fill Material | Foam |
| Special Feature | Adjustable Lumbar |
| Tilting | Yes (up to 130°) |
8. Warranty and Support
Ticova provides professional after-sales service for its ergonomic office chairs. If there is any quality problem, please contact Ticova customer support for a satisfied solution.
For further assistance or inquiries, please refer to the contact information provided with your purchase or visit the official Ticova website.




