1. Introduzione
This manual provides essential information for the safe and effective use of your Yaheetech Gaming Chair. Designed for optimal comfort during extended periods of use, this chair features a massage lumbar pillow, foldable footrest, breathable faux leather, and various adjustable components to enhance your experience.
Key features include: Massage Lumbar Pillow and Folding Footrest, Breathable Comfort with ventilation holes, Secure and Reliable steel frame supporting up to 300 lb, Ergonomic Comfort with adjustable components, and Smooth Movement with multi-directional PU casters and adjustable height.

Figure 1: Yaheetech Gaming Chair (Black/White model)
2. Informazioni di sicurezza
Per a vostra sicurità è per impedisce danni à u pruduttu, seguitate e seguenti linee guida:
- Do not lean back forcefully on the backrest to prevent tipping over.
- Ensure the chair is used on a hard floor surface.
- The maximum weight capacity of this chair is 300 lb. Exceeding this weight may result in damage or injury.
- Keep all components away from children during assembly.
- Ùn aduprate micca detergenti abrasivi o chimichi aggressivi nantu à e superfici di a sedia.
3. Cuntenutu di u pacchettu
Verificate chì tutti i cumpunenti sò presenti prima di principià u montaggio. Sè qualchì parte manca o hè dannighjata, cuntattate l'assistenza clienti.
- Schienale di a sedia
- Cuscinu di sedia cù braccioli
- Assemblea di reposapiedi
- Cilindru di Ascensore di Gas
- Base Star
- Rote (5x)
- Cuscino per poggiatesta
- Lumbar Support Pillow (with USB cable and switch)
- Ferramenta di montaggio (viti, rondelle, chiave Allen)
- Manuale d'uso (stu documentu)
4. Setup è Assemblea
For detailed assembly instructions, please refer to the official Installation Manual (PDF) provided with your product. A general overview of the steps is provided below:
- Attach the casters to the star base by pushing them firmly into the holes.
- Inserite u cilindru di elevazione à gas in u foru cintrali di a basa à stella.
- Attach the seat cushion to the gas lift cylinder.
- Secure the chair backrest to the seat cushion using the provided screws and Allen wrench.
- Install the footrest assembly to the underside of the seat.
- Attach the headrest pillow and lumbar support pillow using their adjustable straps. Ensure the lumbar pillow's USB cable is accessible for power.

Figure 2: Ergonomic Design and Key Components
5. Operating Instructions
Your Yaheetech Gaming Chair offers several adjustable features for personalized comfort:
5.1 Ajustamentu di l'altezza
To adjust the chair's height, pull the lever located on the right side of the seat upwards while applying or releasing weight from the seat. Release the lever to lock the height in place.
5.2 Recline Function
To recline the backrest, pull the lever on the left side of the seat upwards and lean back to your desired angle (up to 135 degrees). Release the lever to lock the backrest position.
5.3 Footrest Operation
Pull the footrest assembly from underneath the seat to extend it. Fold it back and push it under the seat when not in use.

Figure 3: Multi-functional Features Overview
5.4 Massage Lumbar Pillow
The lumbar support pillow features a massage function. Connect the USB cable from the pillow to a USB power source (e.g., computer, power bank). Use the integrated switch on the cable to turn the massage function on or off. A convenient back pocket is provided to store the cable and small items.

Figure 4: Massage Lumbar Support Detail
5.5 Linkage Armrests
The armrests are designed to automatically adjust with the chair's recline angle, providing continuous support for your elbows and arms.

Figure 5: Linkage Armrests
6. Mantenimentu
Una cura adatta prolungherà a vita di a vostra sedia da ghjocu:
- Pulizia: Pulisci cun un soffiu, damp cloth. Avoid using harsh chemicals or abrasive cleaners, as they may damage the faux leather.
- Ispezione regulare: Verificate periodicamente tutte e viti è i bulloni per assicurassi ch'elli sianu ben stretti. Stringhjiteli di novu se necessariu.
- Prutezzione di a superficia: Use the chair on hard floor surfaces. Consider a chair mat to protect delicate flooring.
- Traspirabilità: The faux leather features ventilation holes for improved airflow. Ensure these are not obstructed.

Figure 6: Breathable Faux Leather
7. Risoluzione di prublemi
If you encounter any issues with your Yaheetech Gaming Chair, refer to the following common solutions:
- Scricchiolii di a sedia: Check and tighten all bolts and screws. Applying a small amount of silicone lubricant to moving parts may also help.
- Prublemi di regulazione di l'altezza: Assicuratevi chì a leva di elevazione à gas sia cumpletamente impegnata. Sè a sedia ùn si alza o ùn si abbassa, u cilindru di elevazione à gas pò avè bisognu di esse rimpiazzatu.
- Recline Not Holding: Verify that the recline lever is fully released and locked into position.
- A funzione di massaggio ùn funziona micca: Ensure the USB cable is securely connected to a powered USB port and the switch on the cable is in the "on" position.
- E rote ùn giranu micca bè: Check for debris (hair, lint) wrapped around the caster wheels and remove them.
8. Specificazioni
| Feature | Specificazione |
|---|---|
| Marca | Yaheetech |
| Nome di mudellu | Charles (YT-0014039101) |
| Culore | Neru / biancu |
| Dimensioni di u produttu | 24.4 "D x 28.5" W x 52 "H |
| Cunsigliu Massimu di Pesu | 300 liri |
| Riempite Materiale | Schiuma |
| Finitura di mobili | Faux Leather |
| Conte di pusizioni reclinate | 2 (up to 135 degrees) |
| Funzioni spiciali | USB with Switch, Adjustable Height, Arm Rest, Storage Bag, Foot Rest |
| Pesu di l'articulu | 38.2 liri |
| Paese d'origine | Vietnam |
9. Garanzia è Support
For warranty information and customer support, please refer to the documentation included with your purchase or visit the official Yaheetech website. You may also find additional support and FAQs on the product's Amazon listing page.
Manuale d'installazione ufficiale (PDF): Scaricate quì





