1. Pengenalan
Thank you for choosing the tectake 403457 Racing Mike Office Chair. This manual provides essential information for the safe assembly, operation, and maintenance of your new office chair. Please read these instructions carefully before use and retain them for future reference.

Image 1.1: The tectake Racing Mike Office Chair in a typical office or gaming environment, showcasing its design and ergonomic features.
2. Maklumat Keselamatan
Always ensure stable placement of the chair on a flat, even surface. Do not exceed the maximum load capacity of 100 kg (220 lbs) for safe use. Failure to adhere to these guidelines may result in injury or damage to the product.
- Jauhkan kanak-kanak dan haiwan peliharaan dari kerusi semasa perhimpunan.
- Jangan berdiri di atas kerusi.
- Avoid placing heavy objects on the chair's backrest or armrests.
- Regularly check all screws and connections to ensure they are tight.
3. Ciri-ciri Produk
The tectake Racing Mike Office Chair is designed for comfort and functionality, featuring:
- Extra thick padding: Provides a soft and comfortable seating experience, ideal for extended periods of use.
- Textile inserts: Strategically placed to prevent sweating and enhance breathability.
- Height-adjustable gas lift: A fully height-adjustable, safe gas pressure spring allows for easy customization of seat height.
- Tilt mechanism: Infinitely adjustable tilt mechanism, adaptable to individual body weight for personalized comfort.
- Smooth-running double wheels: Five durable, floor-friendly double wheels ensure smooth mobility across various surfaces.

Image 3.1: Detail of the chair's headrest and upper backrest, highlighting the thick padding and breathable textile inserts.

Image 3.2: Detail of the chair's armrest and seat, showing the ergonomic design and additional textile inserts for comfort.
4. Persediaan dan Pemasangan
Assembly of the tectake Racing Mike Office Chair typically involves a few straightforward steps. Ensure all components are present before beginning.
- Buka Pembungkusan Komponen: Keluarkan semua bahagian dari bungkusan dengan berhati-hati dan letakkannya di atas permukaan yang bersih dan lembut untuk mengelakkan calar.
- Pasangkan Roda ke Tapak: Insert the five smooth-running double wheels into the openings of the star-shaped base until they click securely into place.
- Masukkan Pengangkat Gas: Place the gas lift cylinder into the central hole of the assembled base.
- Pasang Tempat Duduk dan Sandaran: Attach the backrest to the seat mechanism using the provided screws. Ensure all screws are tightened firmly.
- Pasang tempat letak tangan: Pasangkan tempat letak tangan pada pemasangan tempat duduk dan tempat letak belakang menggunakan skru yang ditetapkan.
- Mount Seat onto Gas Lift: Letakkan tempat duduk dan penyandar yang telah dipasang dengan berhati-hati pada silinder pengangkat gas, pastikan ia berada di tengah dan stabil.
- Semakan Akhir: Verify that all connections are secure and the chair is stable before use.

Image 4.1: An illustrative diagram detailing the dimensions and key components of the chair, useful for assembly and understanding its structure.
5. Arahan Operasi
Your tectake Racing Mike Office Chair offers several adjustment options for optimal comfort.
5.1. Pelarasan Ketinggian Tempat Duduk
Untuk menyesuaikan ketinggian tempat duduk:
- Untuk menaikkan: 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.
- Untuk menurunkan: While seated, pull the lever located under the right side of the seat upwards. The seat will lower. Release the lever at the desired height.
5.2. Tilt Mechanism Adjustment
The chair features an infinitely adjustable tilt mechanism:
- To activate/deactivate tilt: Push the same lever (used for height adjustment) inwards to lock the chair in an upright position, or pull it outwards to allow the chair to tilt freely.
- Untuk melaraskan ketegangan kecondongan: Rotate the round knob located under the front of the seat. Turn clockwise to increase tension (making it harder to tilt) or counter-clockwise to decrease tension (making it easier to tilt).

Imej 5.1: Perincian view of the chair's control levers and the tilt tension adjustment knob located beneath the seat.
6. Penyelenggaraan
Penyelenggaraan yang betul akan memanjangkan hayat dan penampilan kerusi anda.
- Pembersihan: For general cleaning, wipe surfaces with a soft, damp cloth. For stubborn stains on polyurethane, vinyl, or fabric, use a mild soap solution and dry immediately. Avoid abrasive cleaners or solvents.
- Pemeriksaan perkakasan: Periksa semua skru dan bolt secara berkala untuk memastikan ia ketat. Ketatkan semula jika perlu untuk mengekalkan kestabilan dan keselamatan.
- Penjagaan Roda: Keep the wheels free of hair, dust, and debris to ensure smooth movement.
- Elakkan Cahaya Matahari Terus: Prolonged exposure to direct sunlight can cause fading and material degradation.
7. Penyelesaian masalah
Jika anda menghadapi masalah dengan kerusi anda, rujuk masalah dan penyelesaian biasa berikut:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Chair is unstable/wobbly | Skru longgar atau lantai tidak rata. | Periksa dan ketatkan semua skru pemasangan. Pastikan kerusi berada di atas permukaan yang rata. |
| Kesukaran menyesuaikan ketinggian | Gas lift malfunction or obstruction. | Ensure the lever is fully engaged. Check for any obstructions around the gas lift. If the issue persists, contact support. |
| Chair squeaks | Sambungan longgar atau geseran antara bahagian. | Ketatkan semua skru. Sapukan sedikit pelincir silikon pada bahagian yang bergerak jika perlu. |
| Roda tidak bergolek dengan lancar | Debris in wheels or damaged wheels. | Clean wheels of any hair or debris. If a wheel is damaged, it may need replacement. |
8. Spesifikasi
Key technical specifications for the tectake 403457 Racing Mike Office Chair:
| Ciri | Perincian |
|---|---|
| Nombor Model | 403457 (also 403452 or 4061173072955) |
| Jenama | tectake |
| warna | Hitam |
| Bahan | Polyurethane, Plastic, Vinyl, Fabric |
| Bahan Tempat Duduk | Kulit Tiruan |
| Bahan Bingkai | plastik |
| Berat Maksimum yang Disyorkan | 100 kg (220 lbs) |
| Overall Height (adjustable) | 104.5 - 114.5 cm |
| Seat Height (adjustable) | 47 - 57 cm |
| Ketinggian Sandaran | 63 sm |
| Dimensi Tempat Duduk (W x D) | Lebih kurang 50 sm x 51 sm |
| Armrest Height from Seat | 23 sm |
| Diameter asas | lebih kurang 70 sm |
| Ciri Khas | Ergonomic, Tilt Mechanism |
9. Waranti dan Sokongan
For warranty information, please refer to the terms and conditions provided by your retailer at the time of purchase. Specific warranty periods and coverage may vary.
If you require technical assistance, have questions about assembly, or need to report a defect, please contact the tectake customer support or your point of purchase. Have your model number (403457) and purchase details ready when contacting support.





