1. Introducció
This manual provides detailed instructions for the assembly, operation, and maintenance of your Hbada Ergonomic Racing Gaming Chair, Model W203UMA/US. Please read this manual thoroughly before assembly and use to ensure proper function and longevity of your chair. Keep this manual for future reference.

Figura 1.1: Frontal view of the Hbada Gaming Chair, showcasing its blue-yellow gradient design and ergonomic features.

Figure 1.2: The Hbada Gaming Chair integrated into a typical gaming and office environment.
2. Components del producte
Abans de començar el muntatge, assegureu-vos que tots els components que s'enumeren a continuació siguin presents i no estiguin danyats. Si hi ha alguna peça que falti o que estigui danyada, poseu-vos en contacte amb el servei d'atenció al client.
- Chair Backrest (with integrated headrest support)
- Seat Cushion (with integrated armrest mounts)
- Arm Pads (2x)
- Casters (5x)
- Heavy Duty Nylon Base
- Gas Lift Cylinder (SGS Certified 4-Level)
- Coberta del cilindre
- Placa de mecanisme
- Headrest Pillow (detachable and adjustable)
- Lumbar Support Pillow (detachable and adjustable)
- Maquinari de muntatge (cargols, volanderes, clau Allen)

Figure 2.1: Key adjustable components including the detachable headrest, lumbar support, and 7cm adjustable armrest.
3. Muntatge i muntatge
Assembly is required for this chair. Please follow these steps carefully. It is recommended to assemble the chair on a soft, clean surface to prevent damage.
- Fixeu les rodes a la base: Insert each of the five casters into the holes at the end of each leg of the heavy-duty nylon base. Push firmly until they click into place.
- Instal·lació de l'elevador de gas: Place the gas lift cylinder into the central hole of the assembled base. Cover the gas lift with the cylinder cover.
- Fixeu la placa del mecanisme al seient: Secure the mechanism plate to the underside of the seat cushion using the provided screws. Ensure the front of the mechanism plate faces the front of the seat.
- Connect Seat to Backrest: Align the seat cushion with the backrest and secure them using the designated screws.
- Col·loqueu els recolzabraços: Secure the armrests to the seat cushion using the provided screws. Ensure they are oriented correctly.
- Mount Seat Assembly onto Gas Lift: Carefully place the assembled seat and backrest onto the gas lift cylinder, ensuring it is centered.
- Attach Headrest and Lumbar Pillows: Position the detachable headrest and lumbar support pillows as desired. The headrest typically attaches to the top of the backrest, and the lumbar pillow rests against the lower back.
Note: Do not overtighten screws during assembly. Periodically check and tighten all screws to ensure stability.
4. Instruccions de funcionament
Your Hbada Gaming Chair offers multiple adjustment features to customize your seating experience for optimal comfort and ergonomic support.
4.1. Ajust d'alçada
To adjust the seat height (range: 3.9 inches), pull the lever located on the right side of the seat upwards. While pulling the lever, stand up to raise the seat or remain seated to lower it. Release the lever at your desired height.
4.2. Funció reclinable
The chair backrest can be locked at any angle between 90° and 155°. To recline, pull the lever on the left side of the seat upwards and lean back. Release the lever to lock the backrest in position. After locking the angle, the chair allows for a 20° shake amplitude for dynamic seating.

Figure 4.1: Illustration of the 155° reclining capability and the reclining controller lever.
4.3. Ajust del reposabraços
The armrests are height adjustable (range: 3.1 inches). Press the button located on the side of each armrest and move the armrest up or down to your preferred height. Release the button to lock it.
4.4. Headrest and Lumbar Support
The headrest and lumbar support pillows are detachable and adjustable. Position them to provide optimal support for your neck and lower back, reducing fatigue during extended use.

Figure 4.2: Diagram illustrating the ergonomic design of the chair, conforming to the natural curve of the human spine for enhanced support.

Figura 4.3: Mésview of the chair's ergonomic systems, highlighting adjustable sitting height, 155° reclining, adjustable armrests, cool racing casters, 360° free swivel, and durable base.
5. Manteniment
Proper maintenance ensures the longevity and optimal performance of your Hbada Gaming Chair.
- Neteja: Wipe clean the faux leather material with a soft, damp cloth. Avoid using harsh chemicals or abrasive cleaners, as these can damage the material.
- Comprovació de maquinari: Periodically (e.g., every 3-6 months) check all screws and bolts to ensure they are tight. Retighten if necessary to maintain stability and safety.
- Cura de les rodes: Keep the casters free from hair, dust, and debris to ensure smooth movement. Clean them regularly with a damp tela.
- Eviteu la llum solar directa: Prolonged exposure to direct sunlight can cause the faux leather to fade or crack. Position the chair away from direct sunlight when possible.
- Límit de pes: Do not exceed the maximum weight recommendation of 200 kilograms (440 lbs) to prevent damage to the chair and ensure user safety.
6. Solució De Problemes
This section addresses common issues you might encounter with your gaming chair.
| Problema | Causa possible | Solució |
|---|---|---|
| La cadira no ajusta l'alçada | Gas lift cylinder malfunction or lever not engaged. | Ensure the height adjustment lever is fully pulled. If the issue persists, the gas lift may need replacement. Contact customer support. |
| La cadira trontolla o se sent inestable | Cargols solts o muntatge desigual. | Check and tighten all assembly screws, especially those connecting the seat to the mechanism plate and the backrest. Ensure the base is flat on the floor. |
| Les rodes no giren suaument | Restes atrapades a les rodes o rodes danyades. | Turn the chair over and remove any hair, dust, or debris from the caster wheels. If casters are damaged, they may need replacement. |
| El respatller no es reclina ni es bloqueja | Reclining mechanism jammed or lever not fully engaged. | Ensure the reclining lever is fully pulled or pushed. Check for any obstructions around the reclining mechanism. |
If you encounter issues not listed here or if the suggested solutions do not resolve the problem, please contact Hbada customer support for further assistance.
7. Especificacions del producte
| Característica | Detall |
|---|---|
| Número de model | W203UMA/US |
| Marca | Hbada |
| Color | Blue-yellow Gradient |
| Material | Faux Leather, Metal Frame, Native Sponge |
| Dimensions totals (L x A x A) | 27.55'' x 27.55'' x 47.24''-50.39'' (69.8 x 69.8 x 120-128 cm) |
| Sitting Area Dimensions (L x W) | 21.6'' x 20.86'' (54.8 x 53 cm) |
| Ajust de l’altura del seient | 3.9 polzades (aprox. 10 cm) |
| Ajust de l'alçada del reposabraços | 3.1 polzades (aprox. 7 cm) |
| Angle de reclinació | 90° a 155° |
| Recomanació de pes màxim | 200 quilos (440 lliures) |
| Rodes | 360° Rotation Racing Casters |
| Ascensor de gas | SGS Certified 4-Level Cylinder |
| Muntatge obligatori | Sí |

Figure 7.1: Detailed diagram showing the key dimensions of the Hbada Gaming Chair.

Figura 7.2: Secció transversal view illustrating the high-intensity thicker steel frame and anti-collapse sponge used in the chair's construction.
8. Garantia i Suport
Hbada is committed to customer satisfaction. If you have any questions, concerns, or require assistance with your product, please do not hesitate to contact our customer service team.
For support, please refer to the contact information provided with your purchase or visit the official Hbada website. When contacting support, please have your model number (W203UMA/US) and purchase details readily available.





