1. Important Safety Information
Please read all instructions carefully before using the CHAOKE 520ANEU Aerobic Fitness Bike. Retain this manual for future reference. Failure to follow these safety guidelines may result in injury or damage to the product.
- Consult your physician before starting any new exercise program.
- Ensure all parts are securely assembled before each use.
- Keep children and pets away from the equipment during operation.
- Place the bike on a flat, stable surface. Use an anti-slip mat if necessary.
- Wear appropriate exercise attire and footwear.
- Do not exceed the maximum user weight capacity of 160 kg.
- Use the emergency stop button immediately if you feel unwell or experience any discomfort.
2. Package Contents
Verify that all components are present before beginning assembly. If any parts are missing or damaged, please contact customer support.
- Main Frame
- Front and Rear Stabilizers
- Saddle and Seat Post
- Handlebar and Handlebar Post
- Pedals (Left and Right)
- Resistance Adjustment Knob / Emergency Stop Button
- Display Console
- Assembly Tools (Wrenches, Screws, Washers)
- User Manual
3. Assembly Instructions
Assembly is designed to be straightforward. Follow these steps carefully.
- Attach Stabilizers: Secure the front and rear stabilizers to the main frame using the provided bolts and washers. Ensure they are firmly tightened for stability.
- Install Pedals: Identify the left (L) and right (R) pedals. The left pedal tightens counter-clockwise, and the right pedal tightens clockwise. Ensure they are fully threaded and secure.
- Mount Seat Post and Saddle: Insert the seat post into the main frame and adjust to your desired height. Secure the saddle onto the seat post.
- Install Handlebar Post and Handlebar: Insert the handlebar post into the main frame and attach the handlebar. Adjust the height and position as needed.
- Connect Display Console: Attach the display console to the handlebar post and connect any necessary sensor cables.

Figure 3.1: Assembly Diagram. This image illustrates the sequence of attaching major components such as stabilizers, pedals, seat, and handlebars to the main frame.

Figure 3.2: Stable Design. The bike features a robust triangular structure and four-point support for enhanced stability during use.
4. Operating Instructions
4.1. Adjusting Saddle and Handlebar
Proper adjustment of the saddle and handlebar is crucial for comfort and effective exercise. Loosen the adjustment knobs, slide the posts to your desired height and position, then tighten the knobs securely.

Figure 4.1: Height Adjustment. The saddle and handlebar can be adjusted vertically to accommodate various user heights.
4.2. Adjusting Resistance
The CHAOKE 520ANEU features a magnetic resistance system with stepless adjustment from 0% to 100%. Rotate the resistance knob clockwise to increase resistance and counter-clockwise to decrease it.

Figure 4.2: Resistance Dial. The central knob allows for precise, stepless adjustment of magnetic resistance from 0% to 100%.
4.3. Display Console and App Connectivity
The integrated display console tracks key workout metrics. For enhanced training, connect your bike via Bluetooth to compatible fitness applications like Zwift or Kinomap. These apps offer data analysis, online courses, and virtual riding experiences.
- Time: Duration of your workout.
- Speed: Current cycling speed.
- Distance: Total distance covered during the session.
- Calories: Estimated calories burned.
- Cumulative Distance: Total distance recorded over all workouts.

Figure 4.3: Meter Display. The console provides real-time feedback on your workout progress.

Figure 4.4: App Integration. Connect your device via Bluetooth to access advanced training features and track your performance.
4.4. Emergency Stop Function
For immediate cessation of the flywheel, press the red 'STOP' button located on the resistance knob. This will quickly bring the bike to a halt, ensuring safety during unexpected situations.

Figure 4.5: Emergency Stop. The prominent red button provides a quick and reliable way to stop the bike.
5. Maintenance
The CHAOKE 520ANEU Aerobic Fitness Bike is designed for durability and requires minimal maintenance. Regular checks will ensure its longevity and optimal performance.
- Regular Cleaning: Wipe down the bike with a damp cloth after each use to remove sweat and dust. Avoid abrasive cleaners.
- Check Fasteners: Periodically inspect all bolts, nuts, and screws to ensure they are tight. Re-tighten any loose fasteners to prevent noise and ensure stability.
- Lubrication: The magnetic resistance system generally does not require lubrication. If any squeaking or friction noise occurs, a silicone spray can be applied to moving parts as needed.
- Storage: Store the bike in a dry, cool place away from direct sunlight and extreme temperatures.
6. Troubleshooting
If you encounter any issues with your CHAOKE 520ANEU Aerobic Fitness Bike, refer to the following common problems and solutions.
| Problem | Possible Cause | Solution |
|---|---|---|
| Bike is unstable or wobbles | Loose fasteners; uneven floor. | Check and tighten all assembly bolts. Adjust the leveling feet on the stabilizers to ensure the bike is stable on the floor. |
| Squeaking or grinding noise | Loose parts; friction in moving components. | Inspect and tighten any loose screws, especially around the flywheel guards. Apply a silicone spray to any friction points if necessary. |
| Display console not working | Loose cable connection; dead batteries. | Check all cable connections to the console. Replace batteries if applicable. |
| Difficulty connecting to app | Bluetooth off; incompatible app version; app permissions. | Ensure Bluetooth is enabled on your device. Update the app to the latest version. Check app permissions for Bluetooth access. Restart both the bike and your device. |
7. Specifications
| Feature | Detail |
|---|---|
| Model Number | 520ANEU |
| Color | Blue |
| Load Capacity | 160 kg |
| Product Dimensions (L x W x H) | 103 x 49 x 112 cm |
| Product Weight | 20 kg |
| Resistance Type | Magnetic, Stepless Adjustment |
| Connectivity | Bluetooth (App Connection) |
| Power Source | Battery |
| Recommended Use | Indoor |
8. Warranty and Support
CHAOKE stands behind the quality of its products. This fitness bike comes with a comprehensive warranty and customer support.
- Product Warranty: A 5-year product warranty is provided from the date of purchase.
- Return Guarantee: A 30-day return guarantee is offered for your satisfaction.
Contacting Support:
If you have any questions, concerns, or require assistance, please contact CHAOKE customer support. You can typically find the 'Ask a Question' link on the product page, usually below the 'Add to Cart' button, by clicking on the store name "CHAOKE [Official Shop]".
- Support Hours: 10:00 AM - 7:00 PM (excluding Saturdays, Sundays, and manufacturer holidays).
- Response Time: Inquiries are typically answered within 24 hours on weekdays, and within 48-72 hours on weekends.
