1. Introduzione
This manual provides detailed instructions for the assembly, operation, maintenance, and troubleshooting of your Waleaf 500lbs Big and Tall Office Chair, Model CJG001. Please read this manual thoroughly before assembly and use to ensure proper function and safety.

Image: The Waleaf 500lbs Big and Tall Office Chair, showcasing its robust design and silent rubber wheels.
2. Informazioni sulla sicurezza
Adherence to the following safety guidelines is crucial for preventing injury and ensuring the longevity of your chair:
- Capacità di peso: This chair is designed to support a maximum weight of 500 pounds. Do not exceed this limit.
- Montaggio: Ensure all components are correctly and securely assembled before using the chair. Refer to the assembly instructions carefully.
- Stabilità: Utilizzare la sedia su una superficie piana e stabile. Evitare di salirci sopra o di usarla come sgabello.
- Regolazioni: Make adjustments to the chair's height, recline, and lumbar support while seated and in a controlled manner to prevent sudden movements.
- Manutenzione: Regularly inspect the chair for loose screws or damaged parts. Tighten fasteners as needed and replace any damaged components immediately.
- Pulizia: Pulisci con un annuncioamp cloth. Avoid harsh chemicals that may damage the PU leather.
3. Contenuto della confezione
Before beginning assembly, verify that all parts are present and undamaged. If any parts are missing or damaged, contact customer support immediately.
- Schienale
- Cuscino del sedile
- Braccioli (2)
- Base della sedia (5 stelle)
- Rotelle (5)
- Cilindro di sollevamento a gas
- Piastra del meccanismo
- Kit hardware (viti, rondelle, chiave a brugola)
4. Istruzioni di montaggio
Assembly typically requires one person and takes approximately 20-30 minutes. An Allen wrench is included in the hardware kit. It is recommended to assemble the chair on a soft, clean surface to prevent scratching components.
- Fissare le rotelle alla base: Inserire ciascuna delle cinque rotelle nei fori all'estremità di ciascuna gamba della base della sedia. Spingere con decisione fino a sentire uno scatto.
- Inserire il pistone a gas: Posizionare il cilindro del pistone a gas nel foro centrale della base della sedia.
- Fissare la piastra del meccanismo al sedile: Align the mechanism plate with the pre-drilled holes on the underside of the seat cushion. Ensure the front of the mechanism plate faces the front of the seat. Secure with screws using the provided Allen wrench.
- Fissare i braccioli al sedile: Fissare i braccioli ai lati del cuscino del sedile utilizzando le viti apposite. Non serrare ancora completamente.
- Fissare lo schienale al sedile e ai braccioli: Align the backrest with the seat and the armrests. Secure the backrest to the seat and armrests using the remaining screws. Once all screws are in place, fully tighten all screws on the armrests and backrest.
- Collegare il gruppo sedile al pistone a gas: Posizionare con attenzione il sedile assemblato sul cilindro di sollevamento a gas, assicurandosi che l'estremità conica del cilindro di sollevamento a gas si inserisca saldamente nella piastra del meccanismo.
Tip: Some users find it easier to attach the backrest to the seat and armrests by laying the seat on its side or back. Ensure all screws are tightened securely, as some reviews mention cables on the bottom coming loose if not properly secured.

Image: The fully assembled Waleaf office chair, ready for use in a professional environment.
5. Istruzioni per l'uso
Your Waleaf office chair offers several adjustable features to customize your seating experience for optimal comfort and ergonomic support.
5.1. Regolazione dell'altezza
Per regolare l'altezza della sedia:
- Per aumentare: While standing, pull the height adjustment lever (located on the right side, under the seat) upwards. The seat will rise. Release the lever at the desired height.
- Per abbassare: While seated, pull the height adjustment lever upwards. The seat will lower. Release the lever at the desired height.

Immagine: dettagliata view of the chair's control mechanisms, including the height adjustment lever and lumbar support knob.
5.2. Funzione di reclinazione e inclinazione
The chair's backrest can recline between 90° and 120°. The tilt resistance can also be adjusted.
- Per reclinare: Pull the rocking control knob (located on the left side, under the seat) outwards to unlock the recline function. Lean back to the desired angle. Push the knob inwards to lock the recline position.
- Per regolare la resistenza all'inclinazione: Rotate the round knob located at the front-center, under the seat. Turn clockwise to increase resistance (making it harder to recline) and counter-clockwise to decrease resistance (making it easier to recline).

Image: Illustration demonstrating the adjustable recline angles of the chair, from 90 to 120 degrees.
5.3. Adjustable Ergonomic Lumbar Support
The chair features an adjustable lumbar support system to conform to your lower back curve.
- To adjust lumbar support: Rotate the lumbar support knob (located on the right side, under the seat, towards the back). Turn clockwise to increase the lumbar support protrusion and counter-clockwise to decrease it.

Image: The chair's adjustable lumbar support feature, designed to enhance spinal relaxation.
5.4. Silent Rubber Wheels
The premium rubber wheels are designed for quiet movement and to protect various flooring types, including wood and ceramic tiles, from scratches.

Immagine: un primo piano view of the chair's silent rubber wheels and sturdy five-star base, emphasizing durability and floor protection.
6. Manutenzione
- Pulizia: Pulisci le superfici in pelle PU con un panno morbido eamp panno. Per le macchie ostinate, utilizzare una soluzione di sapone delicato e asciugare immediatamente. Evitare detergenti abrasivi o solventi.
- Elementi di fissaggio: Controllare periodicamente tutte le viti e i bulloni per assicurarsi che siano ben serrati. Serrarli se necessario per mantenere stabilità e sicurezza.
- Ruote: Keep the casters free of hair, dust, and debris to ensure smooth rolling. Clean them regularly.
- Ascensore a gas: Do not attempt to disassemble or repair the gas lift cylinder. If it malfunctions, contact customer support for assistance.
7. Risoluzione Dei Problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| La sedia traballa o sembra instabile | Viti allentate; pavimento irregolare | Controllare e serrare tutte le viti di montaggio. Assicurarsi che la sedia sia posizionata su una superficie piana. |
| La sedia non si regola in altezza | Malfunzionamento del sollevatore a gas; leva non innestata | Assicurarsi che la leva di regolazione dell'altezza sia completamente innestata. Se il problema persiste, potrebbe essere necessario sostituire il pistone a gas. Contattare l'assistenza. |
| Le rotelle non girano fluidamente | Detriti nelle rotelle; rotelle danneggiate | Rimuovere eventuali capelli o detriti dalle ruote girevoli. Se danneggiate, potrebbe essere necessario sostituirle. |
| Recline function is stiff or not working | Tilt tension too high; mechanism locked | Adjust the tilt tension knob counter-clockwise. Ensure the rocking control knob is pulled out to unlock recline. |
8. Specifiche

Image: Dimensional drawing of the Waleaf Office Chair, indicating key measurements.
- Nome modello: Managerial & Executive Chairs
- Numero modello: CJG001
- Marca: Foglia
- Colore: Nero
- Dimensioni del prodotto (P x L x A): 29.9" x 25.2" x 48"
- Profondità sedile: 18 pollici
- Peso dell'articolo: 61.7 libbre
- Consiglio di peso massimo: 500 libbre
- Materiale: Premium PU Leather, High-Density Foam, Alloy Steel Frame
- Caratteristiche speciali: Adjustable Height, Adjustable Lumbar Support, Arm Rests, Ergonomic Design, Head Support, Silent Rubber Wheels
- Conteggio delle posizioni reclinate: 3 (90°, 105°, 120°)
- Raccomandazione sulla superficie: Pavimento duro
- Assemblaggio richiesto: SÌ
9. Garanzia e supporto
Waleaf is committed to customer satisfaction. If you encounter any issues with your product or require assistance, please contact our customer service professionals. Your pleasure is important to us, and we are available to help.
For support, please refer to the contact information provided at the point of purchase or on the official Waleaf websito.
This product is covered by a manufacturer's warranty. Details regarding the warranty period and coverage can be found with your purchase documentation.
