MELOKEA CHAD045B

MELOKEA ReliefBack Pro Ergonomic Office Chair Instruction Manual

Model: CHAD045B

Introduction

Thank you for choosing the MELOKEA ReliefBack Pro Ergonomic Office Chair. This manual provides detailed instructions for assembly, operation, maintenance, and troubleshooting to ensure you get the most comfortable and durable experience from your new chair. Please read this manual carefully before assembly and use, and keep it for future reference.

Safety Information

  • Ensure all parts are present and undamaged before assembly. Do not use if any parts are missing or damaged.
  • Follow the assembly instructions precisely. Incorrect assembly can lead to instability and injury.
  • Do not stand on the chair or use it as a step stool.
  • Do not exceed the maximum weight capacity of 200 kg (440 lbs).
  • Keep children away from moving parts during adjustment.
  • Regularly check all screws and connections to ensure they are tight. Retighten if necessary.
  • Use the chair on a level surface to prevent tipping.

Setup and Assembly

Your MELOKEA ReliefBack Pro chair requires assembly. A clear assembly manual and an explanatory video are provided to guide you through the process.

Assembly Video Guide

Video Description: This video provides step-by-step installation instructions for the MELOKEA ergonomic office chair. It covers attaching the chair legs, installing the wheels and gas lift, securing the mechanism to the seat cushion, attaching the lumbar support, connecting the armrests, and finally assembling the headrest. The video uses clear visual demonstrations and text overlays in Spanish to guide the user through each stage of assembly.

Key Assembly Steps (Visual Guide)

Diagram of product showing high-quality rubber wheels with installation instructions and features.

Image Description: This diagram illustrates the high-quality rubber wheels of the chair, highlighting their scratch-resistant, silent, and ultra-flexible features. It also shows the easy installation process for the wheels onto the chair base.

Diagram in Spanish highlighting a robust gas lift, metal base, and high-quality wheels. Shows close-ups of chairs, cylinders, and wheels.

Image Description: This image details the robust and durable components of the chair, including the SGS-certified gas lift, the sturdy metal base, and the high-quality rubber wheels, emphasizing their strength and longevity.

Operating Instructions

The MELOKEA ReliefBack Pro chair offers multiple ergonomic adjustments to customize your seating experience for optimal comfort and support.

1. Seat Depth Adjustment

  • The seat depth can be adjusted by 5cm to accommodate different body sizes, relieving pressure on the glutes and thighs. This helps maintain pelvic alignment and improves circulation during long periods of sitting.
Product diagram showing lumbar support features with directional arrows and measurement indicators, displayed in Spanish text.

Image Description: This diagram illustrates the dynamic lumbar support system, showing how it automatically adjusts to the user's posture and movements, providing continuous support. It also highlights the 5cm seat depth adjustment.

2. 4D Armrest Adjustment

  • The 4D armrests can be adjusted in height (up to 10cm), direction (forward/backward, left/right), angle, and displacement. This provides personalized comfort and reduces arm and shoulder fatigue.
Image showing 4D adjustable armrests. Features 10 cm height adjustment, forward/backward slide, rotation, and width adjustment. Demonstrates comfort on the padded seat.

Image Description: This image demonstrates the 4D adjustable armrests, showcasing their ability to move up/down (10cm), forward/backward, left/right, and rotate, providing comprehensive support for the user's arms.

3. Flexible Backrest and Lumbar Support

  • The flexible backrest follows your movements, and the automatic lumbar support offers up to 30° of inclination, promoting a healthy posture. The breathable mesh backrest ensures durability and comfort.
Image showing three views of an ergonomic chair with adjustable functions. Spanish text describes the ideal sitting position.

Image Description: This image illustrates the flexible backrest and automatic lumbar support, showing how the chair adapts to the user's movements to reduce stress and back pain, promoting an ideal sitting posture.

4. Reclining Positions

  • The chair offers 4 recline positions (90°, 120°, 130°, 140°) for working, relaxing, or resting.
Office chair diagram showing four reclining positions and 360-degree swivel. Features include adjustable headrest, lumbar support, and armrests. Text highlights flexibility for various activities.

Image Description: This diagram showcases the four recline positions (90°, 120°, 130°, 140°) and 360-degree swivel, illustrating the chair's versatility for different activities from working to napping.

5. Headrest Adjustment

  • The 2D headrest is adjustable in height (up to 10cm) and angle (up to 90°) to support your neck and head, relieving pressure.
Person wearing VR headset while sitting at a desk with a laptop, with the adjustable headrest feature shown in diagrams on the right.

Image Description: This image highlights the 2D adjustable headrest, showing its height and angle adjustments to provide optimal neck support and comfort for various users.

6. Seat Height Adjustment

  • The seat height is adjustable by up to 10cm to adapt to different desk heights and user preferences.

Maintenance

  • Cleaning: Wipe the mesh and fabric surfaces with a damp cloth and mild soap. Avoid harsh chemicals. For the metal parts, use a soft, dry cloth.
  • Inspection: Periodically check all screws and bolts to ensure they are securely tightened. Retighten any loose fasteners to maintain stability and safety.
  • Wheels: Keep the rubber wheels clean from debris to ensure smooth and silent gliding.

Troubleshooting

  • Chair is wobbly: Check all assembly screws and ensure they are fully tightened. Make sure the chair is on a flat, even surface.
  • Gas lift not working: Ensure the height adjustment lever is fully engaged. If the issue persists, the gas lift may need replacement. Contact customer support.
  • Wheels not rolling smoothly: Check for hair or debris caught in the wheels. Clean them thoroughly.
  • Backrest recline not locking: Ensure the recline lock lever is fully engaged. Adjust the recline tension knob if the backrest is too loose or too stiff.

Specifications

FeatureDetail
BrandMELOKEA
Model NumberCHAD045B
ColorBlack (43 Density Foam)
Material43 Density Foam, Mesh Backrest, Iron Frame
Product Dimensions (D x W x H)70 x 70 x 113-136 cm
Product Weight17.45 kg
Maximum Recommended Weight200 kg
Special Features4-position recline, Adjustable seat depth, 4D adjustable armrests, Rubber wheels, Flexible backrest, Automatic lumbar support, 2D adjustable headrest
Assembly RequiredYes
Image of a high-back chair with mesh design and adjustable features. The diagram shows the chair's dimensions: 117-136 cm height, 70 cm width. Text indicates a weight capacity of 200 kg and a European design.

Image Description: This image provides a detailed view of the chair's dimensions and features, including its high back (70-79cm), overall height (117-136cm), and width (70cm). It also reiterates the 200kg weight capacity and highlights the chair's robust construction.

Warranty and Support

MELOKEA offers a 5-year after-sales service, exceeding industry standards. In case of any issues with your product, we provide free replacement of defective parts. You can trust us completely! If you have any questions, we are always available to offer a satisfactory solution.

For support, please refer to the contact information provided with your purchase or visit the official MELOKEA website.

© 2026 MELOKEA. All rights reserved.

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