DUMOS Armless Office Desk Chair Model 2193BK-DUFA-305 Instruction Manual

Introduzione

Thank you for choosing the DUMOS Armless Office Desk Chair. This manual provides essential information for the safe and efficient assembly, operation, and maintenance of your new chair. Please read these instructions carefully before use and retain them for future reference.

Informazioni sulla sicurezza

Importante avviso di sicurezza:

• Non superare la capacità di peso massima di 250 libbre.
• Ensure the chair is properly assembled to avoid injury.
• Keep all assembly components away from children.
• Controllare regolarmente tutti i bulloni e i collegamenti per assicurarsi che siano sempre ben serrati.

Contenuto della confezione

Before beginning assembly, verify that all parts listed below are present and undamaged. If any parts are missing or damaged, please contact DUMOS customer service.

Istruzioni di montaggio

Estimated assembly time: 10 minutes. All necessary tools are included.

Fase 1: assemblare la base della sedia

1. Turn the Base (F) upside down.
2. Insert the 5 Legs (G) into the Base (F) one by one.
3. Use the Wrench (M) to secure both with 10 Bolts (K).
4. Press the 5 Casters (H) into the holes at the end of the Legs (G).
5. Inserire il pistone a gas (E) nel foro centrale della base assemblata (F).

Image: Product dimensions and load capacity.

Step 2: Attach Back Bar to Backrest

4. Using the Wrench (M), install the Back Bar (C) to the Backrest (A) with 2 Bolts (L).

Fase 3: Fissare il meccanismo al sedile

5. Turn the Seat (B) upside down.
6. Align the Mechanism (D) with the pre-drilled holes on the underside of the Seat (B). Ensure the "FRONT" marking on the mechanism faces the front of the seat.
7. Using the Wrench (M), install the Mechanism (D) to the Seat (B) with 4 Bolts (I).

Step 4: Attach Backrest Assembly to Seat Assembly

6. Using the Wrench (M), attach the assembled Backrest (A) with Back Bar (C) to the Seat (B) with 4 Bolts (J).

Fase 5: Assemblaggio finale

7. Align the hole on the Mechanism (D) with the Gas Lift (E).
8. Press the assembled chair down onto the Gas Lift (E) until it is fully secured.

Your DUMOS Armless Office Desk Chair is now ready for use!

Istruzioni per l'uso

Regolazione dell'altezza

To adjust the seat height, locate the lever under the right side of the seat. While seated, pull the lever up to lower the seat. To raise the seat, stand up and pull the lever up. Release the lever at the desired height to lock it in place.

Funzione girevole

The chair features a 360° swivel function, allowing for easy rotation without moving the base. Simply rotate the seat to your desired direction.

Ruote girevoli

The five smooth-rolling casters allow for easy movement across various floor surfaces. Ensure the path is clear of obstructions before moving the chair.

Image: Highlighting the adjustable height, sturdy base, and swivel wheels.

Manutenzione

Pulizia

The chair is upholstered with high-quality PU leather. To clean, simply wipe with a damp panno. Evitare l'uso di prodotti chimici aggressivi o detergenti abrasivi, poiché potrebbero danneggiare il materiale.

Image: Demonstrating the easy-to-clean and breathable PU leather material.

Controlli regolari

Periodically inspect all bolts and connections to ensure they are secure. Tighten any loose fasteners to maintain stability and safety.

Risoluzione dei problemi

• La sedia è traballante: Check all assembly bolts (K, I, J, L) and tighten them securely. Ensure the casters (H) are fully inserted into the legs (G).
• Regolazione dell'altezza non funzionante: Ensure the gas lift (E) is properly seated in the base (F) and the mechanism (D). Check that the height adjustment lever is functioning correctly and not obstructed.
• Le rotelle non girano fluidamente: Check for any debris (hair, dust) caught in the casters and clean them. Ensure the casters are properly installed.

Specifiche

Garanzia e supporto

For warranty information, technical support, or to order replacement parts, please contact DUMOS customer service through the retailer where you purchased the product or visit the official DUMOS website. Please have your model number (2193BK-DUFA-305) and purchase date available when contacting support.