DEVAISE Ergonomic Office Chair ABGY503WH User Manual

1. Product Overview

The DEVAISE Ergonomic Office Chair, model ABGY503WH, is designed to provide optimal comfort and support for extended periods of sitting. It features multiple adjustable components to customize your seating experience.

Figure 1: Front view of the DEVAISE Ergonomic Office Chair ABGY503WH, showcasing its adjustable headrest, backrest, and armrests.

2. Package Contents

Before assembly, please ensure all components are present. Refer to the included parts list in your packaging for detailed identification.

• Backrest assembly
• Seat cushion assembly
• Headrest
• Armrests (2)
• Gas lift cylinder
• Star base
• Casters (5)
• Hardware kit (screws, washers, Allen wrench)
• Instruction manual

3. Setup and Assembly

Assembly typically takes approximately 20 minutes. Follow these steps carefully.

1. Attach Casters to Base: Insert the five casters into the holes at the end of each leg of the star base. Push firmly until they click into place.
2. Insert Gas Lift: Place the gas lift cylinder into the center hole of the star base.
3. Attach Armrests to Seat: Secure the armrests to the underside of the seat cushion using the provided screws. Ensure they are oriented correctly.
4. Attach Backrest to Seat: Align the backrest with the seat cushion and secure it using the designated screws.
5. Attach Headrest: Slide the headrest into the slots at the top of the backrest.
6. Connect Seat Assembly to Gas Lift: Carefully place the assembled seat and backrest onto the gas lift cylinder, ensuring it is centered and stable.

Figure 2: The assembled DEVAISE Ergonomic Office Chair ready for use in an office environment.

4. Operating Instructions

The DEVAISE Ergonomic Office Chair offers several adjustment features to personalize your seating comfort.

4.1. Seat Height Adjustment

To adjust the seat height, pull the lever located under the right side of the seat upwards. While standing, the seat will rise. While seated, apply pressure to the lever to lower the seat. Release the lever at your desired height.

Figure 3: Illustration of the seat height adjustment lever.

4.2. Backrest Recline and Rocking Function

The backrest can recline from 90° to 125°. Pull the same lever used for seat height outwards to unlock the rocking function. Push the lever inwards to lock the backrest in an upright position.

Figure 4: Illustration of the backrest recline and rocking function control.

4.3. Adjustable Lumbar Support

The segmented backrest features adjustable lumbar support. Rotate the knob on the side of the backrest to adjust the depth of the lumbar support by up to 3.5 cm, providing targeted support to your lower back.

Figure 5: The chair's adjustable lumbar support mechanism, highlighting its depth adjustment.

4.4. 3D Adjustable Headrest

The headrest offers multi-directional adjustments:

• Height Adjustment: Adjust the headrest up or down by 5 cm.
• Depth Adjustment: Adjust the headrest forward or backward by 3.5 cm.
• Rotation: Rotate the headrest up to 55° for optimal neck support.

Figure 6: Detailed view of the 3D adjustable headrest, showing its range of motion.

4.5. Flip-up Armrests

The armrests can be flipped up by 90° to save space or allow the chair to be pushed closer to a desk. Simply lift the armrests upwards until they lock into the vertical position. To lower, pull them down.

Figure 7: The chair demonstrating its 90° flip-up armrest feature for space-saving.

5. Maintenance

Regular maintenance will prolong the life and appearance of your DEVAISE office chair.

• Cleaning: Wipe mesh and plastic surfaces with a damp cloth and mild soap. Avoid harsh chemicals.
• Casters: Periodically check casters for hair or debris and clean as needed to ensure smooth rolling.
• Hardware: Occasionally check all screws and bolts to ensure they are tight. Retighten if necessary.
• Gas Lift: The gas lift is maintenance-free. Do not attempt to disassemble it.

6. Troubleshooting

If you encounter any issues with your chair, refer to the following common problems and solutions.

7. Specifications

Detailed technical specifications for the DEVAISE Ergonomic Office Chair ABGY503WH.

• Model: ABGY503WH
• Color: White
• Overall Dimensions (adjustable height): 63P x 67l x 119-127H cm (approx. 40 x 51 x 120 cm; 14.35 kg)
• Seat Height Range: 48 cm to 57 cm
• Backrest Style: Mesh backrest
• Special Features: Adjustable height, Ergonomic design, Adjustable headrest, Adjustable backrest, Adjustable lumbar support
• Weight Capacity: Up to 136 kg (300 lbs)
• Gas Lift: SGS Class 3 & TÜV certified
• Casters: 360° swivel, silent wheels
• Seat Cushion: 10 cm thick, 23D and 30D high-density foam with breathable 3D mesh

Figure 8: Detailed dimensions of the DEVAISE Ergonomic Office Chair, including height, width, and depth measurements.

8. Warranty and Support

DEVAISE is committed to providing high-quality products and customer satisfaction.

8.1. Warranty Information

For specific warranty details regarding your DEVAISE Ergonomic Office Chair ABGY503WH, please refer to the warranty card included with your product or contact DEVAISE customer service directly. Warranty terms typically cover manufacturing defects and material flaws under normal use.

8.2. Customer Support

If you have any questions, require assistance with assembly, or need troubleshooting support, please contact our customer service team. Our team is available to assist you.

• Online Support: Visit the official DEVAISE website for FAQs and support resources.
• Email Support: Refer to your product packaging or the DEVAISE website for contact email.
• Phone Support: Refer to your product packaging or the DEVAISE website for contact phone number.