1. Introducció i directrius de seguretat
Thank you for choosing the VAKOLE VT4 Folding Electric Bike. This manual provides essential information for the safe assembly, operation, and maintenance of your e-bike. Please read it thoroughly before your first ride and keep it for future reference.
Informació important de seguretat:
- Porteu sempre casc i equip de seguretat adequat quan conduïu.
- Familiaritzeu-vos amb les lleis i regulacions de trànsit locals.
- Feu una inspecció prèvia a la conducció abans de cada ús, comprovant els frens, els pneumàtics i la bateria.
- No conduïu sota els efectes de l'alcohol o les drogues.
- Eviteu conduir en condicions meteorològiques adverses o sobre superfícies relliscoses.
- Assegureu-vos que la bateria estigui ben fixada al seu lloc abans de conduir.
2. Components del producte
The VAKOLE VT4 electric bike comes with the following main components:
- VAKOLE VT4 Electric Bike (main unit)
- 36V 13Ah Lithium-ion Battery (integrated into frame)
- Carregador de bateria
- Tool Kit for assembly and minor adjustments
- Manual d'usuari (aquest document)


3. Muntatge i configuració inicial
Your VAKOLE VT4 electric bike comes partially assembled. Follow these steps to complete the setup:
3.1 Desembalatge
- Traieu amb cura la bicicleta i tots els components de l'embalatge.
- Traieu tots els materials d'embalatge de protecció.
3.2 Desplegament de la bicicleta
- Locate the main frame hinge and release the safety latch.
- Unfold the frame until it locks into place. Secure the safety latch.
- Raise the handlebar stem and secure its locking mechanism.
- Adjust the handlebar height and angle for comfortable riding, then tighten.
3.3 Instal·lació de pedals
- Identifiqueu els pedals esquerre (L) i dret (R).
- The right pedal (R) threads clockwise into the crank arm.
- The left pedal (L) threads counter-clockwise into the crank arm.
- Tighten securely with the provided wrench.
3.4 Seat Post Adjustment
- Open the quick-release lever on the seat post clamp.
- Adjust the seat height so your feet can comfortably touch the ground when stopped, or for optimal pedaling efficiency.
- Close the quick-release lever firmly to secure the seat post. Ensure it is tight enough to prevent the seat from rotating or slipping.
3.5 Instal·lació de la bateria i càrrega inicial
The 36V 13Ah battery is designed for easy removal and secure locking.
- Insert the battery into its compartment on the frame.
- Use the provided key to lock the battery in place. Remove the key before riding.
- For the first use, fully charge the battery. Connect the charger to the battery charging port, then plug it into a standard wall outlet. The indicator light on the charger will change when fully charged.

4. Operating Your VAKOLE VT4 E-bike
4.1 Engegada/apagada
Press and hold the power button on the control panel (usually located on the handlebar) to turn the bike's electrical system on or off.
4.2 Modes de conducció
The VAKOLE VT4 offers 3 riding modes:
- Mode d'assistència al pedaleig (PAS): The motor provides assistance as you pedal. You can typically adjust the level of assistance (e.g., PAS 1-5) via the control panel. PAS-1 offers the longest range, up to 75 km.
- Mode totalment elèctric (accelerador): If equipped, use the throttle to propel the bike without pedaling. This mode consumes battery faster.
- Mode manual: Ride the bike like a traditional bicycle without any motor assistance.
4.3 Canvi de marxes
Your VT4 is equipped with a professional 7-speed manual transmission. Use the gear shifter on the handlebar to change gears according to terrain and desired speed. Lower gears are for climbing hills, higher gears for flat terrain and speed.
4.4 Sistema de frenada
The bike features reliable disc brakes on both front and rear wheels. Apply both brake levers simultaneously for effective and controlled stopping. Practice braking in a safe area to understand their response.


5. Manteniment i cura
Regular maintenance ensures the longevity and safe operation of your VAKOLE VT4 e-bike.
5.1 Comprovacions generals
- Pneumàtics: Check tire pressure before each ride. The 20x3.0" fat tires require specific pressure (refer to tire sidewall). Inspect for wear or damage.
- Frens: Assegureu-vos que les manetes de fre estiguin fermes i responguin bé. Comproveu si les pastilles de fre estan desgastades.
- Cargols i elements de fixació: Periodically check all bolts, nuts, and quick-release levers for tightness.
- Cadena: Keep the chain clean and lubricated for smooth gear changes.
5.2 Cura de la bateria
- Carregueu la bateria regularment, fins i tot si no l'esteu fent servir, per mantenir-ne el bon estat.
- Eviteu esgotar completament la bateria.
- Guardeu la bateria en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Use only the original VAKOLE charger.
5.3 Neteja
Neteja la teva bicicleta elèctrica amb anuncisamp drap i sabó suau. Eviteu utilitzar rentadores d'alta pressió directament sobre els components elèctrics.
6. Solució De Problemes
This section addresses common issues you might encounter with your VAKOLE VT4 e-bike.
| Problema | Causa possible | Solució |
|---|---|---|
| La bicicleta no s'encén | Bateria no carregada o no instal·lada correctament. Connexió elèctrica fluixa. | Ensure battery is fully charged and securely locked. Check all visible cable connections. |
| El motor no ajuda | PAS level set to 0. Brake levers engaged. Sensor issue. | Increase PAS level. Release brake levers. Check for any obstructions around pedal assist sensor. |
| Els frens es senten febles | Brake pads worn. Cable tension too loose. | Inspect and replace brake pads if worn. Adjust brake cable tension. Consult a bike mechanic if unsure. |
| Les marxes no canvien suaument | Derailleur out of adjustment. Dirty or unlubricated chain. | Clean and lubricate the chain. Adjust derailleur limits and cable tension. |
7. Especificacions tècniques
Detailed specifications for the VAKOLE VT4 Folding Electric Bike:
| Característica | Especificació |
|---|---|
| Model | VAKOLE VT4 |
| Motor | Motor de cub posterior de 250 W |
| Max Torque | 50 Nm |
| Velocitat màxima | 25 km/h (EU compliant) |
| Capacitat d'escalada | 15-25° incline |
| Bateria | 36V 13Ah (468 Wh) Lithium-ion, removable with lock |
| Max Range (PAS-1) | Fins a 75 km |
| Mida de la roda | 20 polzades |
| Pneumàtics | Pneumàtics gruixuts de 20 x 3.0 polzades |
| Tipus de fre | Frens de disc (davanters i posteriors) |
| Suspensió | Suspensió de forquilla davantera |
| Engranatges | 7-speed Transmission |
| Material del marc | Aliatge d'alumini |
| Mides plegades (L x A x A) | 87 x 44 x 72 cm |
| Dimensions desplegades (L x A x A) | 170 x 60 x 102 cm |
| Pes | 25.7 kg |
| Alçada recomanada del genet | 160 - 210 cm |
| Característiques especials | Rear light, Lightweight, Foldable, Adjustable saddle |
8. Garantia i Suport
Your VAKOLE VT4 electric bike includes a charger, a tool kit, and this user manual. For specific warranty details, please refer to the documentation provided with your purchase or contact VAKOLE customer support. Keep your proof of purchase for warranty claims.
For technical assistance or spare parts, please contact the retailer or VAKOLE directly through their official channels.





