1. Introduction
Thank you for choosing the Vinsetto Office Chair with Massage and Heating Function. This chair is designed to provide optimal comfort and support for your office environment, featuring a 6-point vibration massage system, lumbar heating, adjustable height, and a tilting function. This manual provides essential information for the safe assembly, operation, and maintenance of your new office chair. Please read it thoroughly before use and retain it for future reference.
2. Important Safety Information
- Always assemble the chair on a soft, clean surface to prevent damage.
- Ensure all screws and bolts are securely tightened before using the chair. Periodically check and re-tighten as necessary.
- Do not stand on the chair or use it as a step stool.
- Do not use the massage or heating function if the power cord or remote control is damaged. Contact customer support for assistance.
- Keep children and pets away from the chair during assembly and operation.
- Do not expose the electrical components to water or excessive moisture.
- Maximum load capacity: 120 kg. Do not exceed this weight limit.
3. Package Contents
Please verify that all components are present before beginning assembly. If any parts are missing or damaged, do not proceed with assembly and contact customer service.
- Backrest
- Seat
- Armrests (2)
- Base (5-star)
- Casters (5)
- Gas Lift Cylinder
- Mechanism Plate
- Massage Remote Control with Power Adapter
- Hardware Pack (screws, washers, Allen key)
- Instruction Manual
4. Assembly Instructions
Assembly is required. Follow these steps carefully:
- Attach Casters to Base: Insert each of the five casters into the holes at the end of each leg of the 5-star base. Push firmly until they click into place.
- Insert Gas Lift: Place the gas lift cylinder into the center hole of the assembled 5-star base.
- Attach Mechanism to Seat: Align the mechanism plate with the screw holes on the underside of the seat. Ensure the front of the mechanism faces the front of the seat. Secure with screws provided in the hardware pack.
- Attach Armrests: Attach the armrests to the seat using the provided screws. Ensure the armrests are oriented correctly (left and right).
- Attach Backrest: Connect the backrest to the seat and armrests. Secure all connections with the remaining screws.
- Connect Seat to Gas Lift: Carefully place the assembled seat, backrest, and armrests onto the gas lift cylinder, ensuring the center hole of the mechanism plate aligns with the top of the gas lift.
- Connect Massage/Heat Wiring: Locate the wiring for the massage and heating functions. Connect the chair's wiring to the remote control and then to the power adapter. Plug the power adapter into a suitable electrical outlet.
Image: Assembled Vinsetto office chair ready for use.
5. Operating Instructions
5.1. Height Adjustment
To adjust the chair's height:
- To raise the seat: While seated, lift the lever located under the right side of the seat. The seat will rise. Release the lever at the desired height.
- To lower the seat: While seated, lift the lever located under the right side of the seat. The seat will lower. Release the lever at the desired height.
Image: Lever for adjusting chair height. Push up to raise/lower.
5.2. Tilting Function and Tension Adjustment
The chair features a tilting function for reclining and a tension adjustment knob.
- To unlock tilt: Pull the same lever used for height adjustment outwards. The chair back will now recline.
- To lock tilt: Push the lever inwards to lock the chair in an upright position.
- To adjust tilt tension: Rotate the round knob located under the front of the seat. Turn clockwise to increase tension (making it harder to recline) or counter-clockwise to decrease tension (making it easier to recline).
Image: Illustration of the chair's tilt function and the tension adjustment knob.
5.3. 360° Swivel and Casters
The chair is equipped with a 360° swivel seat and five smooth-rolling casters for easy movement and flexibility in your workspace.
Image: The chair's 360-degree swivel capability and durable caster wheels.
5.4. Massage and Heating Functions
The chair features a 6-point vibration massage system (2 on shoulders, 2 on lumbar, 2 on seat) and a lumbar heating function, controlled by the included remote.
Image: Massage remote control and diagram showing massage and heat zones.
Remote Control Functions:
- POWER: Press to turn the massage function ON/OFF.
- HEAT: Press to activate/deactivate the lumbar heating function.
- INTENSITY: Adjusts the vibration intensity of the massage.
- MODE: Cycles through different massage modes/patterns.
- TIMER: Sets the duration of the massage session.
Image: Visual representation of the 6 massage points and lumbar heating area.
6. Maintenance
6.1. Cleaning
- For fabric surfaces: Use a soft, damp cloth with mild soap and water. Blot stains gently; do not rub vigorously.
- For plastic and metal parts: Wipe with a soft, damp cloth. Avoid abrasive cleaners.
- Ensure the chair is completely dry before using the electrical functions.
6.2. General Care
- Periodically check all screws and bolts to ensure they are tight. Re-tighten as needed to maintain stability and safety.
- Avoid exposing the chair to direct sunlight for prolonged periods to prevent fading of the fabric.
- Do not use sharp objects on the chair's surface.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Chair wobbles or feels unstable | Loose screws or bolts | Check and tighten all assembly screws and bolts. |
| Gas lift not adjusting height | Gas lift cylinder malfunction or lever issue | Ensure the lever is fully engaged. If the problem persists, contact customer support for a replacement gas lift. |
| Massage/heating not working | Power connection issue, remote control malfunction, or damaged wiring | Check if the power adapter is securely plugged into the wall and the chair. Ensure the remote control is connected. Inspect wiring for visible damage. Try a different power outlet. |
| Chair does not recline or lock | Tilt lock lever engaged/disengaged incorrectly | Ensure the tilt lock lever is pulled out to recline and pushed in to lock. Adjust tilt tension if it's too stiff. |
8. Specifications
| Feature | Detail |
|---|---|
| Model | 921-171V90BN |
| Colors Available | Khaki, Blue |
| Materials | Synthetic linen, foam, PU, nylon |
| Overall Dimensions (Upright) | 67 cm (L) x 74 cm (W) x 107-116 cm (H) |
| Overall Dimensions (Reclined) | 67 cm (L) x 91 cm (W) x 102-112 cm (H) |
| Seat Dimensions | 52 cm (L) x 50 cm (W) x 46-56 cm (H, from floor) |
| Armrest Dimensions | 29 cm (L) x 8 cm (W) |
| Armrest Height (from floor) | 65-75 cm |
| Input Voltage | AC100-240V, 50-60Hz |
| Output Voltage | 12W, 12V/1A |
| Maximum Load Capacity | 120 kg |
| Package Dimensions | 81 cm (L) x 33 cm (W) x 63 cm (H) |
| Package Weight | 20.0 kg |
Image: Detailed dimensional diagram of the Vinsetto Office Chair.
9. User Tips
- Optimal Posture: Adjust the chair height so your feet are flat on the floor and your knees are at a 90-degree angle. Your forearms should be parallel to the desk.
- Regular Breaks: Even with massage and heating functions, it's recommended to take short breaks every hour to stand and stretch.
- Remote Storage: Utilize the side pocket on the chair to conveniently store the massage remote control when not in use.
Image: Remote control conveniently stored in the chair's side pocket.
10. Warranty and Support
For warranty information, product support, or to inquire about replacement parts, please refer to the documentation provided at the time of purchase or contact your retailer's customer service department. Please have your model number (921-171V90BN) and proof of purchase ready when contacting support.