1. Introducció
Thank you for choosing the ENGWE EP-2 3.0 BOOST Electric Folding Bicycle. This manual provides essential information for the safe assembly, operation, maintenance, and troubleshooting of your e-bike. Please read this manual thoroughly before your first ride to ensure proper usage and to maximize your riding experience. This electric bicycle is designed for versatility, offering a comfortable and efficient ride across various terrains while complying with European road traffic regulations.

Image 1.1: The ENGWE EP-2 3.0 BOOST Electric Folding Bicycle, showcasing el seu disseny.
2. Pautes de seguretat
Your safety is paramount. Always wear a helmet and appropriate safety gear when riding. Perform a pre-ride inspection before each use. Ensure all components are securely fastened, brakes are functional, and tires are properly inflated. Do not operate the e-bike under the influence of alcohol or drugs. Be aware of your surroundings and obey all local traffic laws and regulations.
- Porteu sempre un casc homologat.
- Check brake functionality before each ride.
- Ensure tires are inflated to the recommended pressure.
- Familiarize yourself with local e-bike regulations.
- Do not exceed the maximum recommended weight of 150 kg.
3. Muntatge i configuració inicial
The ENGWE EP-2 3.0 BOOST requires some assembly upon arrival. Follow these steps carefully.
3.1 Desembalatge i identificació de components
Carefully remove all components from the packaging. Verify that all parts listed in the packing list are present. Included components are the bicycle frame, front wheel, handlebars, pedals, seat post, charger, and user manual.
3.2 Mecanisme de plegat
The EP-2 3.0 BOOST features a convenient folding design for easy transport and storage. To fold, locate the quick-release levers on the frame and handlebar stem. Follow the instructions in the included quick-start guide for the specific folding sequence. Ensure all levers are securely locked before riding.

Image 3.1: The ENGWE EP-2 3.0 BOOST in its folded state, demonstrating its compact storage capability in a car trunk.
3.3 Instal·lació i càrrega de la bateria
The 48V 13.5Ah battery is removable for convenient charging. Insert the battery into its compartment and secure it with the provided key. For initial use, fully charge the battery. The included 4A fast charger allows for a complete recharge in approximately 3.5 hours. Connect the charger to the battery port and then to a power outlet. The indicator light on the charger will change when charging is complete.

Image 3.2: The removable battery unit with an illustration of its fast charging capability.
4. Instruccions de funcionament
Understand the controls and features of your ENGWE EP-2 3.0 BOOST for an optimal riding experience.
4.1 Engegada/Apagada i Visualització
Press and hold the power button on the handlebar display to turn the e-bike on or off. The display shows essential information such as speed, battery level, pedal assist level, and trip distance. Familiarize yourself with the display interface before riding.

Image 4.1: The e-bike's digital display and the ENGWE app interface on a smartphone, showing connectivity features.
4.2 Pedal Assist System (PAS) and BOOST Function
The e-bike features a 7-speed gear system and multiple levels of pedal assist. Use the controls on the handlebar to adjust the PAS level according to your preference and terrain. The BOOST button provides an immediate surge of power, useful for accelerating or climbing inclines. This function is designed to provide additional assistance when needed.

Image 4.2: A rider utilizing the boost power function on an uphill trail, highlighting enhanced climbing capability.

Imatge 4.3: Una imatge detallada view of the 7-speed gear system, illustrating its mechanism.
4.3 Torque Sensor and Hydraulic Brakes
The integrated torque sensor provides a responsive and intuitive pedal assist experience, adapting power output based on your pedaling effort. The hydraulic disc brakes offer reliable and powerful stopping performance in various conditions. Regularly check brake pads and fluid levels.

Image 4.4: An illustration of the torque sensor mechanism, indicating its precise power assistance.

Image 4.5: Close-up of the hydraulic disc brakes, emphasizing their stopping power.
4.4 ENGWE App Connectivity
Connect your e-bike to the ENGWE app via Bluetooth to monitor its status, track your rides, and enhance security features directly from your smartphone. The app provides real-time data and additional controls.
4.5 Riding on Various Terrains
The 20*4.0 inch anti-puncture fat tires and full suspension system allow the EP-2 3.0 BOOST to handle diverse terrains, including flat roads, sandy paths, gravel trails, and dirt tracks. Adjust your speed and pedal assist level according to the terrain for a comfortable and safe ride.

Image 4.6: The e-bike navigating different terrains, demonstrating its all-terrain capability.
5. Manteniment
Regular maintenance ensures the longevity and optimal performance of your ENGWE EP-2 3.0 BOOST.
5.1 Cura de la bateria
- Charge the battery fully after each ride, especially if it has been heavily discharged.
- Guardeu la bateria en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes.
- Si l'emmagatzemeu durant un període prolongat, carregueu la bateria al 50-70% cada 2 o 3 mesos.
- No exposeu la bateria a l'aigua o a una humitat excessiva.
5.2 Manteniment dels pneumàtics
Check tire pressure regularly. The 20*4.0 inch fat tires require specific pressure for optimal performance and comfort. Refer to the tire sidewall for recommended pressure ranges. Inspect tires for wear, cuts, or punctures before each ride.
5.3 Sistema de frens
Regularly inspect the hydraulic disc brakes for proper function. Check brake pads for wear and replace them if necessary. Ensure brake levers are responsive and provide adequate stopping power. If you notice any issues, consult a qualified bicycle mechanic.
5.4 General Cleaning and Lubrication
Neteja la teva bicicleta elèctrica regularment amb anuncisamp cloth and mild soap. Avoid high-pressure washing directly on electrical components. Lubricate the chain and other moving parts as needed to ensure smooth operation and prevent rust.
5.5 Sistema de suspensió
The mechanical shock absorption suspension system requires minimal maintenance. Keep the suspension components clean and free of debris. If you notice any unusual noises or reduced performance, have it inspected by a professional.
6. Solució De Problemes
This section addresses common issues you might encounter with your ENGWE EP-2 3.0 BOOST.
| Problema | Causa possible | Solució |
|---|---|---|
| La bicicleta elèctrica no s'encén | Battery not charged or improperly installed; loose connections. | Ensure battery is fully charged and securely seated. Check all cable connections. |
| Motor assist not working | PAS level set to 0; brake levers engaged; motor or sensor issue. | Increase PAS level. Ensure brake levers are fully released. If problem persists, contact support. |
| Brakes feel weak or spongy | Worn brake pads; air in hydraulic line; low brake fluid. | Inspect and replace brake pads. Bleed brake lines or refill fluid (professional service recommended). |
| Reduïda autonomia de la bateria | Under-inflated tires; frequent use of high PAS/BOOST; aging battery. | Check tire pressure. Use lower PAS levels when possible. Battery degradation is normal over time. |
7. Especificacions
Key technical specifications for the ENGWE EP-2 3.0 BOOST Electric Folding Bicycle.

Image 7.1: Detailed dimensions and weight specifications for the ENGWE EP-2 3.0 BOOST, both unfolded and folded.
| Característica | Especificació |
|---|---|
| Nom del model | EP-2 3.0 BOOST |
| Tipus de bicicleta | Electric Bicycle, Folding |
| Potència del motor | 250 Watts (75 Nm Torque) |
| Bateria | 48V 13.5Ah (648 Wh) Removable Lithium Battery |
| Velocitat màxima | 25 km/h (Compliant with EU regulations) |
| Interval | Up to 120 km (depending on assist level and terrain) |
| Temps de càrrega | Approx. 3.5 hours (with 4A fast charger) |
| Mida de la roda | 20 Inches (20*4.0 inch anti-puncture fat tires) |
| Material del marc | Aliatge de magnesi |
| Tipus de suspensió | Mechanical Shock Absorption (Full Suspension) |
| Sistema de frenada | Frens de disc hidràulics |
| Nombre de velocitats | 7 |
| Max Recommended Weight | 150 kg |
| Dimensions (desplegada) | 168 x 61 x 134 cm |
| Pes de la bicicleta | 32.3 kg (66 lliures) |
| Característiques especials | Foldable, Rechargeable, Torque Sensor, App Connectivity |
8. Garantia i Suport
Your ENGWE EP-2 3.0 BOOST Electric Folding Bicycle comes with a product warranty to cover manufacturing defects.
8.1 Informació de la garantia
El producte inclou a Garantia limitada d'1 any. This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, accidents, unauthorized modifications, or normal wear and tear. Please retain your proof of purchase for warranty claims.
8.2 Atenció al client
For technical assistance, warranty claims, or any questions regarding your ENGWE EP-2 3.0 BOOST, please contact the seller or ENGWE customer support. Refer to the contact information provided at the point of purchase or on the official ENGWE website. When contacting support, please have your model number (EP-2 3.0 BOOST) and purchase details readily available.