giriiş
Thank you for choosing the Yaheetech Office Chair, Model YA592506. This manual provides essential information for the safe assembly, operation, and maintenance of your new office chair. Please read these instructions carefully before assembly and use, and retain them for future reference.

Resim: Ön view of the Yaheetech Office Chair, Model YA592506, in black with mesh back and foldable armrests.
Önemli Güvenlik Bilgileri
- Sandalyenin üzerine çıkmayın. Bu sandalye sadece oturma amaçlı tasarlanmıştır.
- Ensure the chair is doğru bir şekilde birleştirilmiş according to the instructions before any use.
- aşmayın maximum weight capacity of 136 kg (300 lbs).
- Montaj ve ayarlama işlemleri sırasında çocukları hareketli parçalardan uzak tutun.
- Regularly check all bolts, screws, and knobs to ensure they are tight. Retighten if necessary.
- Sandalyeyi düz ve sağlam bir yüzey üzerinde kullanın.
Montaj Talimatları
Your Yaheetech Office Chair requires assembly. A detailed assembly instruction manual and an accessory kit are included in the package. Please follow the step-by-step guide provided with your product for proper assembly.
Genel Kurul İpuçları:
- Tüm parçaları ambalajından çıkarın ve birlikte verilen kılavuzdaki parça listesiyle karşılaştırın.
- Çizilmeleri önlemek için sandalyeyi yumuşak ve temiz bir zemine monte edin.
- Do not fully tighten all screws until the entire chair is assembled, then tighten them securely.
- If you encounter any difficulties, refer to the included assembly guide or contact customer support.

Image: Diagram showing various components of the office chair, including the mesh backrest, seat, armrests, gas lift, and star base with wheels.
Kullanım Talimatları
1. Koltuk Yükseklik Ayarı
Koltuk yüksekliğini ayarlamak için (aralık: 45-55 cm):
- Koltuğu yükseltmek için: While standing, pull the lever located under the right side of the seat upwards. The seat will rise automatically. Release the lever at the desired height.
- Koltuğu indirmek için: Otururken, koltuğun sağ tarafının altında bulunan kolu yukarı doğru çekin. Koltuk aşağı inecektir. İstediğiniz yüksekliğe ulaştığınızda kolu bırakın.
2. Backrest Recline and Tilt Function
The backrest can recline up to 120° and features a tilt function.
- Yatırmak için: Pull the lever (usually the same one for height adjustment, or a separate one) outwards to unlock the tilt mechanism. Lean back to the desired angle. Push the lever inwards to lock the backrest in place.
- Eğim Gerilim Ayarı: Rotate the round knob located under the front of the seat to adjust the tension of the tilt mechanism. Turn clockwise to increase tension (making it harder to recline) and counter-clockwise to decrease tension (making it easier to recline).

Image: Illustration demonstrating the backrest tilt movement and the tilt tension adjustment knob located beneath the seat.
3. Foldable Armrests (90° Retractable)
The armrests can be lifted up to 90° to save space or allow closer access to your desk.
- To lift armrests: Simply grasp an armrest and pivot it upwards until it locks into the vertical position.
- To lower armrests: Gently pull the armrest outwards slightly and pivot it downwards until it rests in the horizontal position.

Image: A three-panel sequence illustrating the armrests being lifted from a horizontal to a vertical position, demonstrating the space-saving feature.

Image: A split image showing the chair in use with armrests down for support and with armrests lifted to allow the chair to slide under a desk, illustrating space-saving.
4. Ayarlanabilir Bel Desteği
The lumbar support can be adjusted by 4 cm to conform to your back's natural curve.
- Ayarlamak için: Gently push or pull the lumbar support pad on the backrest to move it up or down to your preferred position.

Image: A diagram highlighting the adjustable lumbar support feature on the chair's backrest, showing its position relative to the spine.
5. Swivel Casters
The chair is equipped with 360° swivel casters for easy movement across your workspace.
- Ensure the casters are clean and free of debris for smooth rolling.
Bakım
- Temizlik: Sandalyeyi yumuşak bir bezle silin.amp Bez kullanın. İnatçı lekeler için hafif bir sabunlu su çözeltisi kullanın ve iyice kurulayın. Sert kimyasallardan veya aşındırıcı temizleyicilerden kaçının.
- Denetleme: Periodically check all screws, bolts, and connections. Tighten any loose fasteners to ensure stability and safety.
- Tekerlekler: Clean casters regularly to remove hair, dust, and debris that may hinder movement.
- Gaz Kaldırma: The gas lift is a sealed unit and does not require maintenance. Do not attempt to disassemble it.
Sorun giderme
| Sorun | Olası Neden | Çözüm |
|---|---|---|
| Sandalye sallanıyor veya dengesiz. | Gevşek vidalar veya yanlış montaj. | Check all assembly points and tighten screws securely. Ensure all parts are correctly seated. |
| Koltuk yüksekliği ayarı çalışmıyor. | Gas lift malfunction or lever mechanism issue. | Ensure the lever is fully engaged. If the issue persists, the gas lift may need replacement (contact customer support). |
| Tekerlekler düzgün dönmüyor. | Tekerleklerin arasına sıkışmış veya hasar görmüş parçalar. | Clean casters to remove hair and debris. If damaged, casters may need replacement. |
| Sırtlık geriye doğru yatırılamaz veya kilitlenemez. | Tilt mechanism locked or damaged. | Ensure the tilt lock lever is disengaged. Check the tilt tension knob. If still not working, contact customer support. |
Özellikler
| Model Numarası | YA592506 |
| Marka | Yaheetech |
| Renk | Siyah |
| Genel Boyutlar (U x G x Y) | Approx. 59 x 59 x (90-100) cm (23.2 x 23.2 x 35.4-39.4 inches) |
| Koltuk Yüksekliği Ayar Aralığı | 45-55 cm (17.7-21.7 inç) |
| Sırtlık Yatırma Açısı | 120°'ye kadar |
| Kol Dayama Tipi | Foldable (90° retractable) |
| Bel Desteği Ayarı | 4 cm vertical adjustment |
| Maksimum Ağırlık Kapasitesi | 136 kg (300 lbs) |
| Malzemeler | Nylon, Foam, Iron, Polyester (seat top), Alloy Steel (frame) |
| Net ağırlığı | 9.3 kg (20.5 lbs) |
| Montaj Gerekli | Evet |
| Sertifikalar | SGS-certified gas lift, EN1335, BIFMA compliant |

Resim: Ön ve yan view diagrams with detailed measurements of the chair's height, width, and depth, including seat height range and maximum load capacity.
Garanti ve Destek
For warranty information, spare parts availability, or technical support, please refer to the documentation included with your purchase or contact Yaheetech customer service directly. Contact details can typically be found on the manufacturer's website veya satın alma fişiniz.
Spare parts availability information is currently unavailable through this document.