1. Introducción
This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your Shengmilo S700 Electric Bike. Please read this manual thoroughly before your first ride and retain it for future reference. Adherence to these instructions will ensure optimal performance and longevity of your e-bike.
2. Normas de seguridad
Always prioritize safety when operating your electric bike. Familiarize yourself with local traffic laws and regulations regarding electric bicycles. Wear a helmet and appropriate safety gear during every ride.
- Realice una inspección previa al uso antes de cada uso, verificando los frenos, la presión de los neumáticos y el nivel de la batería.
- Asegúrese de que todos los componentes estén bien sujetos.
- No opere la bicicleta eléctrica bajo la influencia del alcohol o las drogas.
- Sea consciente de su entorno y conduzca defensivamente.
- Evite conducir en condiciones climáticas extremas o sobre superficies excesivamente resbaladizas.
3. Configuración inicial y montaje
Your Shengmilo S700 electric bike arrives approximately 98% pre-assembled. The remaining assembly typically involves attaching the handlebars, front wheel, pedals, and seat. Follow these general steps:
- Desembalaje: Retire con cuidado la bicicleta y todos los componentes del embalaje.
- Instalación del manillar: Fije el manillar a la potencia, asegurándose de que esté centrado y bien apretado.
- Fijación de la rueda delantera: Install the front wheel, ensuring the quick-release skewer or axle nuts are properly tightened. Verify the brake rotor is correctly aligned within the caliper.
- Instalación de pedales: Identifique los pedales izquierdo (L) y derecho (R). Enrosque el pedal izquierdo en sentido antihorario y el derecho en sentido horario en las bielas. Apriételo firmemente con una llave.
- Ajuste del tubo del asiento y del sillín: Insert the seat post into the frame and adjust the saddle height for comfortable pedaling. Secure the quick-release lever or bolt.
- Carga de la batería: Before first use, fully charge the battery. The 48V 17.5AH Samsung lithium-ion battery requires approximately 6-8 hours for a full charge. The battery is removable for convenient charging.

Image: The removable 48V 17.5AH Samsung lithium-ion battery, showing its internal cell structure. This battery provides a range of up to 60-90 km in pedal-assist mode and 50-60 km in pure electric mode, with a full charge time of 6-8 hours.
4. Operating Your Shengmilo S700
4.1 Encendido y visualización
To power on the bike, press and hold the power button on the LCD display. The display will show information such as speed, battery level, and riding distance. After powering on, you can adjust between different riding modes.

Image: The high-definition LCD display (Yonglin-Meter) showing speed, pedal assist level (PAS), trip distance, odometer (ODO), maximum speed (MAX), and average speed (AVG). This display provides clear visibility of riding data.

Image: A multi-function display showing battery level, mileage, speed, error codes, and gear indicators. This display allows for adjustment of front-wheel drive and rear-wheel drive modes, pure electric mode, power pedal mode, and pure pedal mode.
4.2 Modos de conducción
The Shengmilo S700 offers three distinct riding modes:
- Modo de asistencia de pedal: The Bafang motor provides assistance as you pedal. This mode offers a range of 60-90 km on a single charge.
- Modo totalmente eléctrico: Engage the throttle to power the bike using only the motor. This mode provides a range of 50-60 km on a single charge.
- Riding Action Mode (Manual Pedal): Ride the e-bike like a traditional bicycle without motor assistance.
4.3 Cambio de marchas
The bike is equipped with a 7-speed Acera derailleur. Use the trigger shifter on the handlebars to change gears, allowing you to adapt to various terrains and riding conditions.
4.4 Sistema de frenado
The Shengmilo S700 features front and rear hydraulic disc brakes for reliable stopping power. The brake levers include sensors that cut off motor assistance when activated, enhancing safety.

Image: Close-up of the hydraulic disc brake system, highlighting the rotor and caliper. This system provides powerful and consistent braking performance in various road conditions.

Image: Illustration of the front and rear hydraulic oil brake system, designed for powerful braking across different road conditions to enhance rider safety.
4.5 Lighting and Horn
The S700 is equipped with a retro-style headlight for improved visibility during low-light conditions. The horn is integrated with the headlight for convenience.
5. Mantenimiento
Regular maintenance is crucial for the safety and performance of your Shengmilo S700. Perform these checks regularly:
- Llantas: Check tire pressure before each ride. The 26" x 3.0 fat tires are puncture-proof and feature reflective strips.
- Frenos: Inspeccione las pastillas de freno para detectar desgaste y asegúrese de que las palancas de freno funcionen con suavidad. Ajústelas según sea necesario.
- Cadena: Mantenga la cadena limpia y lubricada para garantizar cambios de marcha suaves y evitar el desgaste.
- Batería: Store the battery in a cool, dry place when not in use. Avoid fully discharging the battery frequently. Charge regularly, even if not using the bike, to maintain battery health.
- Sujetadores: Periodically check all bolts and nuts for tightness, especially on critical components like the handlebars, wheels, and seat post.
- Limpieza: Limpiar la bicicleta con un d.amp paño. Evite utilizar hidrolavadoras directamente sobre componentes eléctricos.
Nota: Tires and brake pads are considered wearing parts and are not covered under the standard warranty for repair or replacement services.
6. Solución de problemas
If you encounter issues with your Shengmilo S700, refer to the following general guidance:
- Sin energía: Compruebe que la batería esté correctamente instalada y cargada. Asegúrese de que todas las conexiones eléctricas estén seguras.
- El motor no asiste: Verify that pedal assist mode is selected and you are pedaling. Check for any error codes on the LCD display. Ensure brake levers are not partially engaged, as this cuts motor power.
- Chirrido de freno: This can be caused by dirt on the rotors or pads, or misaligned calipers. Clean the rotors and pads, or adjust the caliper alignment.
- Gear Shifting Issues: Check for proper chain lubrication and tension. The derailleur may require adjustment if gears are skipping or not shifting smoothly.
For persistent problems or damage, please contact Shengmilo customer support through your order page. Provide relevant photos and videos to assist in diagnosis. If immediate repair is necessary, local bicycle shops can perform maintenance, and costs may be covered by Shengmilo after verification.
7. Especificaciones
| Componente | Especificación |
|---|---|
| Marca | Shengmilo |
| Modelo | S700 |
| Motor | Bafang 48V Rear Motor, 80 Nm Torque, IPX5 Water Resistance |
| Batería | Samsung 48V 17.5AH (840 Wh) Lithium-ion, Removable |
| Tiempo de carga | 6-8 horas |
| Alcance (Pedal asistido) | 60-90 kilómetros |
| Range (Fully Electric) | 50-60 kilómetros |
| Llantas | 26" x 3.0 Fat Tires, Puncture-proof, Reflective Strips |
| Suspensión | Full Suspension (Aluminum Alloy Double Shoulder Fork, DNM Rear Shock) |
| Frenos | Frenos de disco hidráulicos delanteros y traseros |
| Engranajes | 7-speed Acera Derailleur |
| Mostrar | LCD Display (Yonglin-Meter) |
| Material del marco | Aluminio |
| Peso de la bicicleta | 50.7 libras (23 kg) |
| Carga máxima | 330 libras (150 kg) |
| Altura recomendada del ciclista | 165 cm - 193 cm (5'4" - 6'4") |
| Tipo de asistencia eléctrica | Pedal assist and throttle |
| Tipo de marco | Soft Tail |

Image: Diagram illustrating the dimensions of the Shengmilo S700 electric bike, including overall length, handlebar height, wheelbase, seat height, and ground clearance. Also shown are the bike weight (50.7 lbs), maximum load capacity (330 lbs), and recommended rider height range (5'4"-6'4").

Image: Close-up of the aluminum alloy double shoulder fork, designed to meet the demands of off-road terrains such as mountains, snow, and rough roads.

Imagen: Detallada view of the 26" x 3.0 fat tires, which provide enhanced grip and traction on challenging terrains like beaches, snow, and mountain roads.
8. Información de garantía
Shengmilo provides the following warranty coverage for the S700 Electric Bike:
- Marco: Garantía de 1 años.
- Electrical Components (Battery, Charger, Controller): Garantía 6 meses.
- Otras piezas eléctricas: Garantía 3 meses.
Please note that wearing parts such as tires, brake pads, and other consumables are not covered under this warranty policy for maintenance or replacement services.
9. Atención al cliente
For any questions regarding repairs, spare parts, assembly assistance, or other inquiries, please contact the Shengmilo after-sales service team. You can reach them through your order page on the platform where you purchased the bike. They aim to respond within 12 hours and provide suitable solutions.
If an issue requires immediate attention and cannot be delayed, you may visit a local bicycle shop for maintenance. Shengmilo will bear the maintenance cost upon verification, offering a faster resolution.