VAKOLE VT4 E-Bike Folding Bicycle User Manual

1. Introducció

Welcome to the VAKOLE VT4 E-Bike User Manual. This guide provides essential information for the safe and efficient operation, assembly, and maintenance of your new electric folding bicycle. Please read this manual thoroughly before your first ride to ensure proper usage and to maximize the lifespan of your e-bike. Keep this manual for future reference.

Safety First: Always wear a helmet and appropriate safety gear when riding. Familiarize yourself with local traffic laws and regulations.

2. Producte acabatview

The VAKOLE VT4 is a versatile 20-inch electric folding bicycle designed for urban commuting and light trail riding. It combines portability with robust performance, featuring a powerful motor, long-lasting battery, and comfortable fat tires.

Figure 2.1: The VAKOLE VT4 E-Bike in its unfolded state, with a smaller inset image showing the bike in its folded, compact form. This illustrates the bike's primary design for both riding and convenient storage or transport.

Figura 2.2: Costat A view of the VAKOLE VT4 E-Bike, emphasizing its aluminum frame, folding points, and adjustable components like the seat post. This image highlights the bike's structural design and adaptability.

Components clau:

• Motor: The VT4 is equipped with a 250W rear hub motor, providing reliable assistance up to 25 km/h and capable of handling inclines between 15-25 degrees. This motor delivers a maximum torque of 50 Nm for smooth acceleration.

Figura 2.3: Detall view of the 250W rear hub motor integrated into the rear wheel of the VAKOLE VT4 E-Bike, showing its compact design and connection points.
• Bateria: A removable 36V 13Ah battery powers the e-bike, offering a range of 45-75 km on a single charge in pedal-assist mode 1 (PAS-1). The battery features a locking mechanism for security and easy removal for charging.


Figure 2.4: A person's hands demonstrating the removal of the 36V 13Ah battery from the frame of the VAKOLE VT4 E-Bike, highlighting its easy-to-access design.

• Pneumàtics: The 20-inch wheels are fitted with 3.0-inch wide fat tires, providing excellent shock absorption and stability across various terrains, including road, trail, snow, and gravel.
• Frens: The VT4 features mechanical disc brakes on both the front and rear wheels, ensuring reliable stopping power in diverse conditions.


Figura 2.5: Detall view of the rear mechanical disc brake and the 7-speed gear derailleur system on the VAKOLE VT4 E-Bike, showing the components responsible for braking and gear changes.

• Suspensió: A front fork suspension system helps absorb shocks from uneven surfaces, enhancing ride comfort. The suspension can be locked or unlocked as needed.

Figure 2.6: A close-up image of the blue knob on the front fork, indicating the lock/unlock mechanism for the suspension, allowing riders to adjust damping based on terrain.
• Engranatges: A professional 7-speed gear transmission system allows for easy adaptation to different riding conditions, whether on flat roads or hills.
• Visualització: An improved LCD display provides essential riding information, including speed, battery level, and pedal-assist level.


Figura 2.7: Detall view of the LCD display screen and the 7-speed gear shifter located on the handlebars of the VAKOLE VT4 E-Bike, showing the controls accessible to the rider.

• Llums: The e-bike includes both a bright LED front light and a rear light for enhanced visibility and safety, especially during night rides.


Figure 2.8: A close-up image showing the LED front light mounted on the bicycle's frame and an inset image of the rear light, highlighting the bike's illumination features for safety.

• Components ajustables: The handlebar and seat are adjustable, accommodating riders with a height range of 160-210 cm for optimal comfort.

Figura 2.9: Detall view of the adjustable seat post on the VAKOLE VT4 E-Bike, showing the height adjustment range and markings for precise positioning.

3. Configuració

3.1 Unboxing

Carefully remove all components from the packaging. Inspect the e-bike and all included accessories for any signs of damage during transit. The package should contain: 1 x VT4 Electric Bicycle, 1 x User Manual, Charger, and a Tool Kit.

3.2 Muntatge

Your VAKOLE VT4 E-Bike comes partially assembled. The included tool kit contains all necessary tools for completing the assembly. Follow these general steps:

1. Unfold the bicycle frame and secure all locking mechanisms.
2. Install the handlebars, ensuring they are aligned and tightened securely.
3. Attach the pedals (note left and right pedal threading).
4. Adjust the seat post to your preferred riding height.
5. Check all bolts and quick releases to ensure they are properly tightened before your first ride.

3.3 Càrrega inicial de la bateria

Before your first ride, fully charge the battery. Connect the charger to the battery charging port and then to a power outlet. The indicator light on the charger will change when charging is complete. A full charge typically takes several hours.

4. Instruccions de funcionament

4.1 Encès/Apagat

To power on the e-bike, press and hold the power button on the LCD display for a few seconds. To power off, repeat the same action.

4.2 Modes de conducció

The VAKOLE VT4 offers three riding modes:

• Mode d'assistència al pedaleig (PAS): This mode provides electric assistance as you pedal. You can adjust the level of assistance (PAS-1 to PAS-5) using the '+' and '-' buttons on the display. Higher levels provide more assistance and speed.
• Mode elèctric: This mode allows you to ride using only the motor, without pedaling, by using the thumb throttle.
• Normal Bicycle Mode: The e-bike can be ridden like a traditional bicycle with no electric assistance.

4.3 Canvi de marxes

Use the 7-speed shifter on the handlebars to change gears according to terrain and desired speed. Shift to lower gears for climbing hills and higher gears for flat terrain or downhill riding.

4.4 Funcions de la pantalla LCD

The LCD display shows important information:

• Velocitat actual
• Indicador de nivell de bateria
• Pedal-Assist Level (PAS)
• Distància del viatge
• Comptaquilòmetres total

Figura 4.1: Detall view of the VAKOLE VT4 E-Bike's LCD display, showing the digital readouts for speed, battery level, and pedal-assist mode, providing essential ride information.

5. Gestió de la bateria

5.1 Càrrega

Always use the original charger provided with your VAKOLE VT4 E-Bike. Charge the battery in a dry, well-ventilated area, away from flammable materials. Do not leave the battery charging unattended for extended periods.

5.2 Desmuntatge i instal·lació

To remove the battery, unlock it with the provided key and slide it out of the frame. To install, align the battery with the slot and slide it in until it clicks into place, then lock it with the key.

5.3 Cura i emmagatzematge

Store the battery in a cool, dry place, away from direct sunlight and extreme temperatures. If storing for an extended period, charge the battery to approximately 50-70% every 2-3 months to maintain its health.

6. Manteniment

Regular maintenance is crucial for the longevity and safe operation of your e-bike.

6.1 Neteja general

Neteja la teva bicicleta elèctrica regularment amb anuncisamp drap i sabó suau. Eviteu utilitzar rentadores d'alta pressió directament sobre els components elèctrics, els rodaments o el motor.

6.2 Pressió dels pneumàtics

Check tire pressure before each ride. Maintain the recommended pressure (usually indicated on the tire sidewall) for optimal performance and safety. The 20x3.0 inch fat tires require specific pressure ranges.

6.3 Ajust del fre

Regularly check the brake levers for proper tension and ensure the brake pads are not excessively worn. Adjust as necessary to maintain effective braking performance.

6.4 Chain Care

Keep the chain clean and lubricated to ensure smooth gear changes and prevent premature wear. Apply bicycle-specific chain lubricant regularly, especially after riding in wet or dusty conditions.

6.5 Comprovacions periòdiques

Periodically check all bolts, nuts, and quick releases for tightness. Ensure the folding mechanisms are clean and operate smoothly. Inspect cables for fraying or damage.

7. Solució De Problemes

This section addresses common issues you might encounter with your VAKOLE VT4 E-Bike.

If you encounter issues not listed here or if solutions do not resolve the problem, please contact VAKOLE customer support.

8. Especificacions

9. Garantia i Suport

Your VAKOLE VT4 E-Bike comes with a manufacturer's warranty. Please refer to the warranty card included in your package for specific terms and conditions. For technical support, spare parts, or warranty claims, please contact VAKOLE customer service through the retailer where you purchased the product or visit the official VAKOLE weblloc per obtenir informació de contacte.

Always provide your model number (VT4) and purchase date when seeking support.