Hbada E3 Pro Ergonomic Office Chair Instruction Manual
Model: Hbada E3 Pro(Pink)
1. Introduction
Thank you for choosing the Hbada E3 Pro Ergonomic Office Chair. This manual provides detailed instructions for assembly, operation, maintenance, and troubleshooting to ensure you get the most out of your new chair. Designed for comfort and support during long hours, the Hbada E3 Pro features advanced ergonomic adjustments to suit various body types and work styles.
2. Safety Information
WARNING:
- Do not exceed the maximum weight recommendation of 300 pounds.
- Always adjust the headrest and armrests carefully to avoid injury.
- Ensure all screws and connections are securely tightened before use.
- Keep children and pets away from the chair during assembly and adjustment.
- Avoid standing on the chair or using it as a ladder.
- Do not use abrasive cleaners or harsh chemicals on the chair's surfaces.
3. Assembly Instructions
Follow these steps carefully to assemble your Hbada E3 Pro Ergonomic Office Chair. Refer to the included installation video for visual guidance.
- Base and Gas Cylinder Installation:
Pull the decorative cover upwards from the base. Insert the chair legs into the center shaft of the base and lock them with F screws. Insert the chair wheels into the assembly holes of the chair legs, rotating the wheels to assist insertion. Insert the gas cylinder into the base assembly hole.
Official Hbada installation video demonstrating the assembly process. This video covers all steps from unboxing to final adjustments.
Image 1: Base and Gas Cylinder Assembly.
A detailed view of the chair's base and gas cylinder components during assembly, showing the sturdy metal construction and wheel insertion points.
- Footrest & Cushion Installation:
Use 2 G screws to fix the sliding bar in the positioning holes of the footrest surface. Secure the footrest limit assembly to the seat cushion with H screws. Insert the footrest assembly into the sliding slot of the limit assembly. (Ignore this step for models without footrest). Then install the unscrewed limit screws of the slide bar into the screw holes of the slide bar.
Image 2: Footrest and Cushion Assembly.
Close-up of the footrest and seat cushion components, highlighting the attachment points and the breathable mesh material.
- Chassis Installation:
Place the chassis on the cushion, aligning the holes in the bottom of the cushion. Secure chassis with D screws (use A wrench). Then tighten them one by one.
Image 3: Chassis Installation.
View of the chair's chassis being attached to the seat cushion, showing the robust connection points for stability.
- Backrest & Armrest Installation:
Secure armrest bracket to seat back with B screw (use A wrench). Attach armrest to armrest bracket with C screws. Align the chair with the back and insert it into the chassis holes.
Image 4: Backrest and Armrest Installation.
The backrest and armrests are shown being connected to the main chair frame, illustrating the ergonomic design and adjustable components.
- Headrest Installation:
Align headrest mounting holes with backrest holes. First, snap the top of the headrest into the backrest. Then rotate and snap into place in the direction of the arrow. Finally the headrest is secured with F screws (use A wrench).
Image 5: Headrest Installation.
The adjustable headrest is being attached to the top of the chair's backrest, showing its multi-dimensional adjustment capabilities.
4. Operating Instructions
4.1 Lumbar Support Adjustment
The Hbada E3 Pro features 3-Zone Dynamic Lumbar Support with 8-way adjustment to prevent discomfort. This includes up and down (1.57"), front and back (0.98"), wrap (40°), and dynamic support (14°).
- Height Adjustment: Pull back the lumbar cushion up and down adjustment function part with both hands, push upward to adjust the height of the lumbar cushion, and then push downward to the initial position. After pulling to the top, it will be unlocked automatically, and then push down to the initial position you can adjust the lumbar support up and down position again.
- Rotation Adjustment: Use your hand to break both sides of the lumbar support bracket to realize the lumbar support rotation function, adjust the angle of both sides of the lumbar support package.
- Front and Back Adjustment: Pull back the lumbar support front and rear adjustment function part with both hands, and press forward to adjust the lumbar support front and rear position, and the lumbar support will be automatically adjusted after pulling to the most front end. It will be unlocked automatically after pulling it to the front end and then push it back to the initial position to adjust the lumbar backrest position again.
Video tutorial on how to adjust the 3-Zone Dynamic Lumbar Support for personalized comfort.
Image 6: Lumbar Support Adjustments.
Diagram illustrating the various adjustment points for the 3-Zone Dynamic Lumbar Support, including height, depth, and rotational movement.
4.2 Headrest Adjustment
The 4D Biaxial Adjustable Headrest can be adjusted in 4 dimensions to fully support your neck and head. This includes up and down (1.77"), front and back (2.17"), and whole headrest rotation (70°).
- Lifting and Adjusting: Put your hands on both sides of the headrest bracket, and pull the headrest bracket up and down to realize the headrest lifting and adjusting function.
- Front and Back Adjustment: Put your hands on both sides of the headrest bracket, push and pull the headrest bracket back and forth to realize the front and back adjustment function of the headrest.
- Rotation Function: Put your hand on the upper end of the headrest frame and force the headrest frame to rotate to realize the headrest mesh rotation function.
Video guide for adjusting the 4D Biaxial Headrest to find your optimal neck and head support.
Image 7: Headrest Adjustments.
Visual representation of the headrest's multi-directional adjustments, including height, depth, and rotation for personalized comfort.
4.3 Armrest Adjustment
The 4D Linkage Adjustable Armrests offer comprehensive adjustability for optimal arm and shoulder support. This includes up and down (2.95"), front and back (1.65"), rotation (40°), and linkage (40°).
Adjust the armrests by pressing the buttons or levers located on the armrest base. Move them up, down, forward, backward, and rotate them to find your preferred position for typing, gaming, or resting.
Image 8: Armrest Adjustments.
Detailed image showing the various adjustments available for the armrests, including height, depth, and swivel for ergonomic positioning.
4.4 Reclining Function
The Auto Gravity-Sensing Chassis allows for easy reclining, providing a comfortable angle for various tasks or relaxation.
- To Recline: Pull out the operation handle at the rear end of the chassis. The backrest tilt function is in the open state. Use your body weight to lean back.
- To Lock Recline: After tilting to the maximum angle, insert the operation handle at the rear end of the chassis inward to lock the back angle.
Video demonstrating the reclining function of the Hbada E3 Pro chair, showing how to adjust and lock the recline angle.
Image 9: Reclining Function.
A visual of the chair in a reclined position, illustrating the auto gravity-sensing chassis and the footrest extended for full relaxation.
4.5 Seat Depth Adjustment
The seat depth can be adjusted by 1.97" to provide optimal thigh support and comfort for users of different heights.
Locate the seat depth adjustment lever (usually under the seat) and pull it to unlock. Slide the seat forward or backward to your desired depth, then release the lever to lock it in place.
5. Maintenance
- Cleaning: Use a soft, damp cloth with mild soap to clean the mesh and plastic surfaces. Avoid abrasive cleaners or harsh chemicals.
- Inspection: Regularly check all screws and bolts to ensure they are tight. Re-tighten if necessary to maintain stability and safety.
- Lubrication: Periodically lubricate moving parts, such as the gas lift and wheel axles, with a silicone-based lubricant to ensure smooth operation.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Chair wobbles or feels unstable | Loose screws or uneven assembly. | Check and tighten all assembly screws. Ensure the chair is on a flat surface. |
| Gas lift not working | Gas cylinder malfunction or lever issue. | Ensure the height adjustment lever is fully engaged. If the issue persists, contact customer service for a replacement gas cylinder. |
| Squeaking noises | Friction between moving parts. | Apply silicone lubricant to moving joints, especially where metal parts meet. |
| Armrests are loose or difficult to adjust | Loose armrest screws or debris in the mechanism. | Tighten armrest mounting screws. Clean any visible debris from the adjustment mechanism. |
7. Specifications
- Brand: Hbada
- Model Name: Hbada E3 Pro(Pink)
- Color: Pink
- Product Dimensions: 27.56"D x 27.56"W x 40"H
- Item Weight: 64.9 pounds
- Back Style: Contoured
- Recommended Uses: Office, Home, Gaming, Study, Noon Break
- Material: Breathable Mesh, Foam (fill)
- Adjustments: 3-Zone Dynamic Lumbar Support, 4D Biaxial Adjustable Headrest, 4D Linkage Adjustable Armrests, Auto Gravity-Sensing Reclining, Adjustable Seating Depth
- Max Weight Capacity: 300 pounds
8. Warranty and Support
Hbada offers a worry-free 3-year warranty for the E3 Pro Ergonomic Office Chair. This includes parts replacement but not repair. Additionally, you benefit from a 30-day free return policy and a 15-day price match guarantee.
For customer service, technical support, or warranty claims, please contact Hbada directly through their official channels or visit their Amazon Store.
- Warranty Period: 3 years
- Return Policy: 30-day free return
- Price Match: 15-day guarantee
- Customer Support: Available for inquiries and assistance.
