Introduzione
Thank you for choosing the Yaheetech Ergonomic Mesh Office Chair. This manual provides detailed instructions for the assembly, operation, and maintenance of your new chair. Designed for comfort and support, this chair features a curved backrest with lumbar support, user-friendly armrests, and a robust construction for long-lasting use. Please read this manual thoroughly before assembly and use to ensure proper function and safety.

Image: Yaheetech Ergonomic Mesh Office Chair in Purple, showcasing u so designu è u so culore.
Funzioni chjave
- Ergonomic Backrest Design: Curved backrest aligns with the human body curve and supports your spine’s natural curve. The lumbar support system provides consistent support to your lower back.
- User-friendly Armrests: Ergonomic armrests provide all-time support for your arms, reducing fatigue during long work sessions.
- Robust Chair Construction: Constructed from hard-wearing polyester mesh, nylon star base, solid rolling casters, and a steel gas cylinder. It has passed BIFMA X5.1 Test and supports users up to 300 lbs.
- Larger Seat for Optimal Comfort: Upgraded seat size measuring 51.5cm/20.3’’ (width) by 45cm/17.7’’ (depth), and 8cm/3’’ thick, offering a softer and larger sitting area.
- Reclining Office Chair: Easily tilt and lean backward or lock in place using the lever. A tilt tension control knob under the seat adjusts the recline angle.

Imagine: Dettagliata view of the breathable mesh backrest and integrated lumbar support for enhanced comfort.

Image: Visual breakdown of the chair's components and their functions, highlighting quality materials.
Setup & Assemblage
For detailed step-by-step assembly instructions, please refer to the official Installation Manual (PDF) provided with your product. A digital version may be available via the product's Amazon page under the 'Documents' section.
Below is an assembly video provided by the manufacturer to guide you through the process:
Video: Official Yaheetech Office Chair assembly guide. This video demonstrates the step-by-step process of putting together the chair components, including attaching the base, gas lift, backrest, and armrests.
Cunsiglii di assemblaggio chjave:
- Ensure all components are present before starting assembly. Refer to the parts list in the manual.
- When attaching the wheels to the base, ensure the wheel shaft is perfectly straight when inserting into the base. Applying firm, consistent pressure or using a rubber mallet (gently) can help.
- Do not fully tighten screws until all components are loosely assembled, then tighten them securely. This allows for proper alignment.

Image: Front and side dimensions of the chair, useful for planning space and understanding scale.
Istruzzioni di funziunamentu
Your Yaheetech office chair is designed with several adjustable features to maximize your comfort and ergonomic support.
Ajustamentu di l'altezza di u sediu:
Locate the lever on the right side under the seat. To raise the seat, lift the lever while taking your weight off the chair. To lower the seat, lift the lever while remaining seated.
Recline and Tilt Tension:
To recline the chair, pull the lever outwards. The chair will now allow you to lean back. To lock the chair in an upright position, push the lever inwards. The tilt tension knob, located under the seat, can be rotated to adjust the resistance of the recline function. Turn clockwise for more resistance, counter-clockwise for less.
Rotazione à 360 gradi:
The chair is equipped with a 360-degree swivel function, allowing for easy rotation and maneuverability without needing to move the entire chair.
Video: This video demonstrates the key features of the Yaheetech Purple Office Chair, including its breathable mesh backrest, high-density foam seat, comfortable armrests, reclining function, height adjustment, and great maneuverability.

Image: Visual guide to the chair's adjustable functions, including rocking, swivel, and height adjustment.
Mantenimentu
Per assicurà a longevità è e prestazioni ottimali di a vostra sedia d'uffiziu Yaheetech, seguitate queste semplici linee guida di manutenzione:
- Pulizia: Pulisce cù l'annunziuamp cloth. Avoid harsh chemicals or abrasive cleaners that could damage the mesh or fabric.
- Ispezione regulare: Verificate periodicamente tutte e viti è i bulloni per assicurassi ch'elli sianu ben stretti. Stringhjiteli di novu se necessariu per mantene a stabilità è a sicurezza.
- Cura di e Rote: Keep the rolling casters free of hair, dust, and debris to ensure smooth movement.
Risoluzione di prublemi
If you encounter any issues with your Yaheetech office chair, please refer to the following common solutions. If the problem persists, contact customer support.
Problemi cumuni è soluzioni:
- Difficulty Assembling Wheels: Ensure the wheel shaft is perfectly straight when inserting into the base. Applying firm, consistent pressure or using a rubber mallet (gently) can help.
- Sedia chì vacilla: Check that all screws and bolts are securely tightened. Ensure the chair is on a flat, even surface.
- L'elevatore à gas ùn funziona micca: Ensure the height adjustment lever is fully engaged or disengaged as required. If the issue continues, the gas lift may need replacement.
Specificazioni
| Attributu | Detail |
|---|---|
| Marca | Yaheetech |
| Nome di mudellu | Sedia d'uffiziu |
| Numeru di mudellu di l'articulu | YT-0009654401 |
| Culore | Purpura |
| Dimensioni di u produttu | 24 "D x 23.6" W x 38.2 "H |
| Pesu di l'articulu | 18.8 liri |
| Cunsigliu Massimu di Pesu | 300 liri |
| Materiale | Foam (Fill Material) |
| Stile di daretu | Schiena solida |
| Funzioni spiciali | Adjustable Height, Arm Rest, Ergonomic, Rolling |
| Istruzzioni per a cura di u produttu | Pulisci Pulì |
| Cumpunenti inclusi | 1 x Office Chair, 1 x Instructions |
| Paese d'origine | Vietnam |
Garanzia è Supportu
For any product inquiries, technical support, or warranty claims, please contact Yaheetech customer service. Refer to your purchase documentation for specific contact details or visit the official Yaheetech websitu.
Piani di prutezzione opzionali:
Extended protection plans are available for purchase to cover your product beyond the standard warranty. These plans offer additional peace of mind:
- Pianu di prutezzione di 2 anni: Disponibile per $ 9.99
- Pianu di prutezzione di 3 anni: Disponibile per $ 12.99
- Prutezzione cumpleta: Monthly plan for $16.99/month, covering all eligible past and future purchases.
Please note that terms and conditions apply to all protection plans. Review the plan details before purchase.





