Introduction
Thank you for choosing the Osaki OS-3D/4D Avalon massage chair. This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your new massage chair. Please read this manual thoroughly before use and retain it for future reference.

The Osaki OS-3D/4D Avalon massage chair, showcasing its sleek design and comfortable seating.
Important Safety Instructions
To reduce the risk of electric shock, burns, fire, or injury, always follow these basic precautions:
- Always unplug the chair from the electrical outlet immediately after using and before cleaning.
- Do not use while bathing or in a shower.
- Do not place or store the product where it can fall or be pulled into a tub or sink.
- Do not place in or drop into water or other liquid.
- Do not reach for a product that has fallen into water. Unplug immediately.
- Never operate this product if it has a damaged cord or plug, if it is not working properly, if it has been dropped or damaged, or dropped into water.
- Keep the cord away from heated surfaces.
- Never drop or insert any object into any opening.
- Do not use outdoors.
- Do not operate where aerosol (spray) products are being used or where oxygen is being administered.
- To disconnect, turn all controls to the OFF position, then remove the plug from the outlet.
- This appliance is not intended for use by persons (including children) with reduced physical, sensory or mental capabilities, or lack of experience and knowledge, unless they have been given supervision or instruction concerning use of the appliance by a person responsible for their safety.
- Children should be supervised to ensure that they do not play with the appliance.
- Always ensure your back is fully touching the backrest for optimal massage coverage.
Setup
Unpacking and Placement
- Carefully remove all packaging materials from the massage chair.
- Place the chair on a level, stable surface. Ensure there is at least 7 inches of clearance from the wall for full recline due to the space-saving technology.
- Connect the power cord to a suitable electrical outlet.
- Ensure all components, such as the footrest and armrests, are securely attached.

The Osaki OS-3D/4D Avalon massage chair positioned in a living space, demonstrating its compact design.
Operating Instructions
Getting Started
- Sit comfortably in the chair, ensuring your back is fully against the backrest.
- Power on the chair using the main power button, typically located on the side panel or touchscreen controller.
Using the Touchscreen Controller
The Osaki OS-3D/4D Avalon features an intuitive touchscreen controller for easy navigation and customization of your massage experience.
- Auto Programs: Select from 12 pre-programmed massage routines such as Work Relief, Recovery, Deep Tissue, Rest & Sleep, Thai, Gentle, Athletic, Vertebral, Waist & Hip, For Her, For Him, and Neck & Shoulders.
- Manual Programs: Customize your massage with 6 manual techniques including Kneading, Knocking, Tapping, Shiatsu, Swedish, and Rolling.
- Adjustments: Use the touchscreen to adjust massage intensity, speed, and roller positions.
- Zero Gravity: Activate the 2-stage Zero Gravity recline for a weightless sensation that enhances massage effectiveness.
- Heat Therapy: Turn on the infrared heat function for the back and calves to soothe muscles.

The touchscreen controller displaying various massage settings and options.
Shortcut Panels and Wireless Charging
Convenient shortcut panels are located on the armrest for quick access to frequently used functions. The integrated wireless phone charger allows you to power your device while relaxing.

The armrest featuring shortcut controls and a wireless charging pad.
Key Features
- 3D/4D Mechanism: Advanced rollers move not only up and down, but also in and out, providing a deeper and more realistic massage experience.
- SL-Track: The ergonomic SL-Track guides the massage rollers from your neck down to your glutes, following the natural curvature of your spine.
- 2-Stage Zero Gravity: Recline into a position that elevates your legs above your heart, reducing pressure on your spine and enhancing relaxation.
- Full Body Airbag Massage: Strategically placed airbags gently compress and release, promoting circulation and relieving muscle tension in various body areas.
- Back and Calf Infrared Heat: Soothing heat therapy targets the back and calves to further relax muscles and improve blood flow.
- Foot Roller Massage: Specialized foot rollers provide a comprehensive massage to the soles of your feet.
- AI Health Detection: The chair can detect your body shape and adjust the massage accordingly for a personalized experience.
- Wireless Phone Charger: Conveniently charge your compatible smartphone during your massage session.
- Intelligent Voice Activation: Control various functions of the chair using voice commands.

Detailed view of the foot and calf massage components.
Maintenance
Cleaning
- Always unplug the chair before cleaning.
- Wipe the surface with a soft, damp cloth. Do not use abrasive cleaners or solvents.
- For faux leather surfaces, use a mild leather cleaner if necessary, and wipe dry immediately.
- Avoid getting water or liquids into any openings or electrical components.
Storage
- Store the chair in a cool, dry place away from direct sunlight and extreme temperatures.
- If storing for an extended period, cover the chair to protect it from dust.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Chair does not power on. | Power cord not securely plugged in. Power outlet not functioning. | Ensure the power cord is fully inserted into the outlet. Test the outlet with another device. |
| Massage rollers are not moving. | Program not selected. Safety sensor activated. | Select an auto or manual massage program from the touchscreen. Ensure no obstructions are preventing roller movement. |
| Heat function is not working. | Heat function not activated. | Activate the heat function via the touchscreen controller. Allow a few minutes for the heat to become noticeable. |
| Wireless charger not working. | Device not compatible or not placed correctly. | Ensure your device supports wireless charging and is placed centrally on the charging pad. |
If you encounter issues not listed here, please contact customer support.
Specifications
| Feature | Detail |
|---|---|
| Model Name | Osaki OS-3D/4D Avalon |
| Item Weight | 350 Pounds |
| Power Source | Corded Electric |
| Special Features | Heat, 3D/4D Mechanism, SL-Track, Zero Gravity, Airbag Massage, Foot Rollers, AI Health Detection, Wireless Charger, Voice Activation |
| Massager Form | Massage Roller |
| Product Benefits | Stress Relief, Muscle Therapy |
| Water Resistance Level | Not Water Resistant |
| Massage Therapy Technique | Rolling, Kneading, Knocking, Tapping, Shiatsu, Swedish |
| Material Type | Carbon Steel, Faux Leather |
| Color | Black |
Warranty & Support
Warranty Information
The Osaki OS-3D/4D Avalon massage chair includes a comprehensive 1-year warranty covering parts and labor. An optional extension is available for up to 3 years for parts. Please refer to your purchase documentation for full warranty terms and conditions.

Osaki offers a comprehensive warranty for peace of mind.
Customer Support
For technical assistance, warranty claims, or any questions regarding your Osaki OS-3D/4D Avalon massage chair, please contact Osaki customer support. Contact details can typically be found on the manufacturer's website or your product registration card.
Product Videos
Osaki Champ 2 Feature Video
This video provides an overview of the features of the Osaki Champ 2 massage chair, which shares many functionalities with the Avalon model.