1. Introduction
Thank you for choosing the Ultrasport F-Bike, a leading foldable exercise bike designed to help you achieve your fitness goals from the comfort of your home. This manual provides essential information for the safe assembly, operation, and maintenance of your F-Bike. Please read it thoroughly before first use and keep it for future reference.

Image: The Ultrasport F-Bike, a compact and foldable exercise bike.
2. Safety Instructions
Your safety is paramount. Please observe the following safety guidelines:
- Consult a physician before starting any new exercise program.
- Ensure all bolts and nuts are securely tightened before each use.
- Place the F-Bike on a flat, stable surface. Use a mat to protect your floor and provide additional stability.
- Keep children and pets away from the F-Bike during operation.
- Do not exceed the maximum user weight of 130 kg.
- Wear appropriate athletic footwear and clothing during exercise.
- If you experience pain, dizziness, or shortness of breath, stop exercising immediately.
- The reinforced frame and non-slip feet are designed for stability. Always ensure the bike is stable before mounting.

Image: The F-Bike's robust design ensures safety and stability during workouts, featuring double steel construction and anti-slip pedals.
3. Package Contents
Please check that all components are present in the package:
- Ultrasport F-Bike main frame
- Saddle
- Handlebar with LCD display and pulse sensors
- Pedals (left and right)
- Front and rear stabilizers
- Tool kit for assembly
- Batteries (2 AA)
- Instruction manual (multilingual)

Image: All parts included for quick and easy assembly of the F-Bike.
4. Setup and Assembly
The Ultrasport F-Bike is designed for quick and easy assembly, typically taking around 10 minutes. Follow the illustrated multilingual manual provided in the box.
- Attach Stabilizers: Secure the front and rear stabilizer bars to the main frame using the provided bolts and tools.
- Install Pedals: Carefully screw the pedals into the crank arms. Note that the left pedal has a left-hand thread (counter-clockwise to tighten), clearly indicated by stickers.
- Mount Saddle: Attach the padded saddle to the seat post and insert it into the main frame. Adjust the height to your preference and secure it with the locking pin.
- Attach Handlebar and Console: Connect the handlebar assembly, including the LCD display and pulse sensors, to the main frame. Ensure all cables are properly connected for the display to function.
- Insert Batteries: Open the battery compartment on the LCD console and insert the two AA batteries.
- Final Check: Double-check all connections and tightened bolts to ensure stability and safety before first use.
5. Operating Instructions
5.1 Adjusting Resistance
The F-Bike features 8 levels of adjustable resistance to suit your workout intensity. To change the resistance, turn the resistance knob located below the handlebar. Turn clockwise for higher resistance and counter-clockwise for lower resistance.

Image: The resistance knob allows for individual adjustment to meet your fitness goals.
5.2 Using the LCD Display
The integrated LCD display provides real-time feedback on your workout. It tracks:
- Time: Duration of your current workout.
- Speed: Your current cycling speed.
- Distance: Distance covered during your current workout.
- Calories: Estimated calories burned.
- Odometer: Total accumulated distance.
- Pulse/Heart Rate: Your heart rate, measured via the hand pulse sensors on the handlebars. Ensure a firm grip on both sensors for an accurate reading.
Press the button on the console to cycle through the different display modes or to reset values (refer to the detailed manual for specific reset instructions).

Image: The LCD display keeps your progress in sight, showing key workout metrics.
5.3 Saddle Adjustment
The wide, padded saddle is height-adjustable to ensure an ergonomic and comfortable riding position, protecting your knees and back during long sessions. To adjust the saddle height, loosen the adjustment knob on the seat post, slide the saddle to the desired height, and re-tighten the knob securely.

Image: The extra comfortable saddle with comfort foam adapts ergonomically, relieving spinal pressure and reducing discomfort.
5.4 Folding and Storage
The F-Bike features a compact, foldable design, making it ideal for small living spaces. To fold the bike, locate the folding pin/knob on the main frame, pull it out or loosen it, and carefully fold the bike. Ensure it clicks into place or is secured in the folded position before moving. The magnetic brake system ensures quiet operation, perfect for home use without disturbing others.

Image: The compact design with folding function, showing dimensions and adjustable seat height for users between 155-190cm.

Image: Extra quiet training with maintenance-free magnetic resistance, ensuring smooth and silent pedaling.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Ultrasport F-Bike.
- Cleaning: Wipe down the bike with a damp cloth after each use to remove sweat and dust. Avoid abrasive cleaners.
- Check Connections: Periodically check all bolts, nuts, and screws to ensure they are tight. Re-tighten if necessary. Pay particular attention to the saddle tube screw, as it may loosen with use.
- Lubrication: If you notice any squeaking or stiffness in the pedals, a small amount of lubricant can be applied to the pedal threads.
- Battery Replacement: Replace the AA batteries in the LCD console when the display becomes dim or stops functioning.
7. Troubleshooting
Here are some common issues and their solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| LCD display not working or dim | Dead batteries; Loose cable connection | Replace AA batteries; Check that the console cable is securely plugged in. |
| Unusual noise during pedaling | Loose bolts; Dry pedal threads | Check and tighten all assembly bolts; Apply a small amount of lubricant to pedal threads if necessary. |
| Saddle feels unstable or slips | Saddle adjustment knob not tight enough | Ensure the saddle adjustment knob is fully tightened after setting the height. |
| Pulse reading is inaccurate or absent | Hands not firmly on sensors; Dry hands | Ensure both hands are firmly gripping the pulse sensors; Lightly moisten palms if hands are too dry. |
8. Specifications
- Model Number: 331100000022
- Color: Silver / Black
- Material: Stainless Steel
- Display Type: LCD
- Drive System: Belt
- Resistance Mechanism: Magnetic
- Resistance Levels: 8
- Maximum User Weight: 130 kg
- Product Dimensions (L x W x H): 87 x 43.5 x 118 cm
- Product Weight: 15.5 kg
- Power Source: Battery powered (2 AA batteries included)
- Features: Calorie Monitor, Speed Monitor, Distance Monitor, Foldable
9. Warranty and Support
Your Ultrasport F-Bike comes with a 2-year warranty. For technical advice, spare parts service, or any other support needs, please contact Ultrasport customer service. French support is available 24/7.
For more information or to contact support, please visit the official Ultrasport website or refer to the contact details provided in your purchase documentation.