Introducció
Thank you for choosing the hjh OFFICE Gamebreaker SX 04 Gaming Chair. This manual provides essential information for the proper assembly, operation, and maintenance of your new chair. Please read these instructions carefully before use to ensure safety and optimal performance.

Imatge 1: Frontal view of the hjh OFFICE Gamebreaker SX 04 Gaming Chair in black and white synthetic leather.
The Gamebreaker SX 04 is designed to provide comfort and support during extended periods of sitting, featuring a racing-style design, robust steel frame, and multi-functional wheels suitable for various floor types. It includes a high backrest with adjustable recline and a removable lumbar cushion for enhanced ergonomic support.
1. Muntatge i muntatge
Your hjh OFFICE Gamebreaker SX 04 Gaming Chair is delivered disassembled. Follow these steps for a straightforward assembly process. It is recommended to have a second person assist with certain steps.
- Desempaquetar components: Carefully remove all parts from the packaging and verify against the included parts list (not provided in this manual, refer to your product packaging). Ensure all components are present and undamaged.
- Fixeu les rodes a la base: Insert the multi-functional wheels into the openings on the five-star base. Press firmly until they click into place.
- Instal·lació de l'elevador de gas: Place the gas lift cylinder into the center hole of the five-star base.
- Muntar el mecanisme del seient: Attach the tilt mechanism to the underside of the seat cushion using the provided screws. Ensure the front of the mechanism faces the front of the seat.
- Col·loqueu els recolzabraços: Secure the 3D adjustable armrests to the sides of the seat cushion using the designated screws.
- Connectar el respatller al seient: Align the backrest with the seat assembly and secure it using the appropriate screws and brackets.
- Col·loqueu el conjunt del seient a l'elevador de gas: Col·loqueu amb cura el seient i el respatller muntats sobre el cilindre d'elevació de gas, assegurant-vos que estigui centrat i estable.
- Attach Lumbar Cushion: Position the removable lumbar cushion as desired for lower back support.

Image 2: The assembled chair, showcasing its ergonomic form and design.
2. Instruccions de funcionament
The Gamebreaker SX 04 chair offers several adjustment options to customize your seating experience for maximum comfort and ergonomic support.
2.1. Ajust d'alçada del seient
Per ajustar l'alçada del seient:
- Per aixecar el seient: While standing, pull the lever located on the right side of the seat upwards. The seat will rise automatically. Release the lever at the desired height.
- Per baixar el seient: While seated, pull the lever located on the right side of the seat upwards. The seat will lower. Release the lever at the desired height.

Image 3: Illustration of seat height adjustment (vertical arrows) and backrest recline mechanism.
2.2. Ajustament de la inclinació del respatller
The backrest can be reclined from 90 degrees (upright) to 180 degrees (flat position) for resting.
- Per reclinar-se: Pull the lever located on the left side of the seat upwards. Lean back to the desired angle. Release the lever to lock the backrest in position.
- To return to upright position: Pull the lever on the left side upwards and lean forward slightly. The backrest will return to its upright position. Release the lever to lock.

Image 4: Visual representation of the backrest's recline capability, from 90 to 180 degrees.
2.3. Ajust del reposabraços
Els reposabraços 3D ofereixen múltiples opcions d'ajust:
- Ajust d'alçada: Press the button on the side of the armrest and move it up or down. Release the button to lock at one of the 6 available positions.
- Radial Adjustment: The armrest pads can be rotated inwards or outwards to suit your arm position.
- Ajust vertical: The armrest pads can also be moved forward or backward.

Imatge 5: Detallada view of the 3D adjustable armrests and seat cushion texture.
2.4. Tilt Mechanism and Tension Adjustment
The chair features a tilt mechanism with individual weight adjustment.
- Bloqueig/Desbloqueig d'inclinació: Pull the lever on the right side (same as height adjustment) outwards to unlock the tilt function, allowing the chair to rock. Push it inwards to lock the chair in an upright position.
- Tensió d'inclinació: Rotate the round knob located underneath the seat, at the front of the mechanism. Turn clockwise to increase tilt tension (requiring more force to recline) or counter-clockwise to decrease tension (allowing easier recline).
3. Manteniment
Regular maintenance will extend the life and appearance of your gaming chair.
- Neteja de la tapisseria:
- For synthetic leather and fabric surfaces, wipe regularly with a soft, damp tela.
- For stubborn stains, use a mild soap solution and a soft cloth. Avoid abrasive cleaners or solvents, as these can damage the material.
- Dry immediately with a clean, dry cloth.
- Manteniment de rodes: Periodically check the multi-functional wheels for accumulated dust, hair, or debris. Clean them to ensure smooth movement and prevent scratching of floor surfaces.
- Comprovació de maquinari: Every few months, check all screws and bolts to ensure they are tight. Retighten if necessary to maintain stability and safety.
- Eviteu la llum solar directa: Prolonged exposure to direct sunlight can cause the upholstery to fade or crack. Position the chair away from direct sunlight when possible.
4. Solució De Problemes
If you encounter any issues with your hjh OFFICE Gamebreaker SX 04 Gaming Chair, refer to the following common problems and solutions:
- Chair Squeaks or Creaks:
- Check all assembly bolts and screws and tighten them.
- Apply a small amount of silicone-based lubricant to moving parts of the tilt mechanism or gas lift if the noise persists.
- Gas Lift Not Adjusting Height:
- Assegureu-vos que la palanca d'ajust d'alçada estigui completament activada o desactivada segons calgui.
- If the gas lift completely fails, it may need replacement. Contact customer support.
- La cadira sembla inestable:
- Verify that all components are correctly assembled and all screws are securely tightened.
- Ensure the chair is on a flat, even surface.
- Les rodes no giren suaument:
- Clean any debris (hair, dust, etc.) from the wheel casters.
- Ensure the wheels are properly inserted into the base.
5. Especificacions
| Número de model: | 734234 |
| Marca: | HJH OFICINA |
| Color: | Negre/Blanc |
| Material: | Fabric, Synthetic Leather |
| Material del marc: | Acer d'aliatge |
| Dimensions totals (Alt x A x P): | 137-147 cm x 74 cm x 66 cm |
| Ajust de l'alçada del seient: | 51 cm - 61 cm |
| Amplada del seient: | 37 cm |
| Profunditat del seient: | 52 cm |
| Alçada del respatller: | 86 cm |
| Ajust de l'alçada del recolzabraços: | 17 cm - 25 cm |
| Capacitat de càrrega màxima: | 120 kg |
| Pes del producte: | 21.3 kg |
| Rodes: | Multi-functional, 11mm x 50mm |
| Recommended Sitting Duration: | Max. 8 hours/day |

Image 6: Dimensional diagram of the gaming chair, showing height, width, depth, and armrest ranges.
6. Garantia i Suport
6.1. Garantia limitada
hjh OFFICE products are manufactured to high-quality standards. This product comes with a limited warranty against manufacturing defects in materials and workmanship. Please retain your proof of purchase for warranty claims. The warranty period and terms may vary by region. For specific warranty details, please refer to the documentation included with your purchase or visit the official hjh OFFICE weblloc.
6.2. Atenció al client
If you have any questions, require assistance with assembly, or need to report a defect, please contact hjh OFFICE customer support. Our team is available to provide expert advice and support.
- Assistència en línia: Visit the official hjh OFFICE weblloc web amb preguntes freqüents, recursos d'assistència i formularis de contacte.
- Informació de contacte: Refer to your product packaging or the hjh OFFICE website for specific contact details (phone, email) for your region.





