1. Introducción
This manual provides essential information for the safe and efficient operation, maintenance, and care of your Acer Momentum Electric Cycle. Please read this manual thoroughly before your first ride and retain it for future reference. The Acer Momentum Electric Cycle is designed for urban travel and extended routes, offering advanced electric mobility with a focus on performance and reliability.
2. Información de seguridad
Always prioritize safety when operating your electric cycle. Failure to follow safety instructions can result in serious injury or damage to the product.
- Utilice siempre casco y equipo de seguridad adecuado.
- Familiarícese con las leyes y regulaciones de tránsito locales para bicicletas eléctricas.
- Realice una inspección previa al uso antes de cada uso, verificando los frenos, los neumáticos y el nivel de la batería.
- Do not operate the cycle under the influence of alcohol or drugs.
- Avoid riding in adverse weather conditions or on excessively rough terrain beyond the cycle's design capabilities.
- Asegúrese de que la batería esté bien colocada en su lugar antes de empezar a conducir.
3. Contenido del paquete
Al desembalar, verifique que estén presentes todos los componentes:
- Acer Momentum Electric Cycle
- Cargador de batería
- Manual de usuario (este documento)
4. Producto terminadoview
The Acer Momentum Electric Cycle features a robust design with integrated electric components for enhanced riding experience.

Figura 4.1: Lleno view of the Acer Momentum Electric Cycle, highlighting its overall design and key components like the frame, wheels, and integrated battery.
Componentes clave:
- Marco: Premium aluminum alloy frame with advanced lock-in/lock-out hydraulic suspension.
- Motor: 36V 250W Bafang rear hub motor.
- Batería: In-frame 9Ah removable lithium battery.
- Mostrar: King Meter LCD display with password protection.
- Engranajes: Shimano 7-speed gears.
- Frenos: Dual mechanical disc brakes.
- Llantas: 27.5” × 2.1” anti-puncture all-terrain tires.
5. Configuración
5.1 Initial Assembly and Inspection
The Acer Momentum Electric Cycle typically requires minimal assembly. However, it is crucial to perform a thorough inspection before the first ride.
- Ajuste del manillar: Ensure the handlebar is securely tightened and aligned with the front wheel.
- Ajuste del poste del asiento: Adjust the seat height for comfortable pedaling, ensuring the seat post is inserted past the minimum insertion line.
- Presión de los neumáticos: Check tire pressure and inflate to the recommended PSI indicated on the tire sidewall.
- Comprobación de frenos: Verify that both front and rear brakes engage properly and stop the wheels effectively.
5.2 Instalación y carga de la batería
The cycle is equipped with an in-frame removable battery. Ensure it is fully charged before initial use.

Figura 5.1: De cerca view of the in-frame 9Ah removable lithium battery, which provides a range of 40-50 km on a single charge.
- Inserción de la batería: Carefully slide the battery into its designated slot within the frame until it clicks securely into place. Use the provided key to lock it.
- Cargando: Connect the charger to the charging port on the battery or frame, then plug the charger into a standard electrical outlet. The indicator light on the charger will show charging status. Charge until the indicator signals a full charge (typically 4-6 hours).
- Eliminación: Unlock the battery with the key and carefully slide it out for external charging or storage.
6. Instrucciones de funcionamiento
6.1 Powering On/Off and King Meter LCD Display
The King Meter LCD display provides real-time ride data and controls the electric assist system.

Figura 6.1: The King Meter LCD display, showing speed, battery level, and other ride data. It features a password lock for security.
- Encendido: Press and hold the power button on the King Meter LCD display. The display will illuminate.
- Protección con contraseña: If enabled, enter your password using the display buttons to unlock the system.
- Apagado: Mantenga presionado el botón de encendido nuevamente hasta que la pantalla se apague.
6.2 Modos de asistencia eléctrica
The Acer Momentum offers both Pedal Assist (PAS) and Throttle modes.
- Asistencia al pedaleo (PAS): When engaged, the motor provides assistance as you pedal. The level of assistance can be adjusted via the LCD display.
- Modo de aceleración: Use the throttle control to engage the motor without pedaling. This mode is typically used for quick acceleration or maintaining speed without effort.
6.3 Cambio de marchas
The cycle is equipped with Shimano 7-speed gears for adapting to various terrains.

Figura 6.2: Close-up of the rear wheel showing the Shimano 7-speed gears and the Bafang hub motor, which provides electric assistance.
Use the gear shifter on the handlebar to change gears. Shift to lower gears for climbing hills and higher gears for flat terrain or descents. Always shift gears while pedaling lightly to ensure smooth transitions and prevent damage to the drivetrain.
6.4 Sistema de frenado
The Acer Momentum features dual mechanical disc brakes for reliable stopping power.
- The left brake lever typically controls the front wheel brake.
- The right brake lever typically controls the rear wheel brake.
- Apply both brakes simultaneously and gradually for controlled stopping. Avoid sudden, hard braking, especially with the front brake, to prevent skidding.
6.5 Hydraulic Suspension
The front hydraulic suspension enhances comfort on varied surfaces.

Figura 6.3: Detail of the front hydraulic telescopic suspension, designed to absorb shocks and provide a smoother ride.
The suspension can be locked out for more efficient pedaling on smooth roads or unlocked for absorbing shocks on rougher terrain. Refer to the suspension fork manufacturer's instructions for specific adjustment procedures.
7. Mantenimiento
El mantenimiento regular garantiza la longevidad y el funcionamiento seguro de su bicicleta eléctrica.
- Cuidado de la batería: Cargue la batería regularmente, incluso si no la usa, para mantenerla en buen estado. Guárdela en un lugar fresco y seco. Evite descargarla completamente con frecuencia.
- Llantas: Revise la presión de los neumáticos antes de cada viaje. Inspeccione los neumáticos para detectar desgaste, cortes o pinchazos.
- Frenos: Regularly inspect brake pads for wear and ensure brake levers operate smoothly. Adjust brake cables as needed.
- Cadena: Mantenga la cadena limpia y lubricada para garantizar cambios de marcha suaves y evitar la oxidación.
- Limpieza general: Clean the cycle with a damp paño. Evite utilizar hidrolavadoras directamente sobre componentes eléctricos.
- Sujetadores: Revise periódicamente que todos los pernos y tuercas estén bien apretados, especialmente en componentes críticos como el manillar, las ruedas y el poste del asiento.
8. Solución de problemas
This section addresses common issues you might encounter with your electric cycle.
| Problema | Posible causa | Solución |
|---|---|---|
| El motor no asiste | Low battery, system off, loose connection, PAS level too low | Charge battery, power on system, check connections, increase PAS level |
| La pantalla no enciende | Battery not installed correctly, battery discharged, loose cable | Reinstall battery, charge battery, check display cable connection |
| Los frenos se sienten débiles | Pastillas de freno desgastadas, cable suelto, aire en el sistema hidráulico (si corresponde) | Inspect/replace pads, adjust cable tension, consult service center |
| Los cambios de marcha no son suaves | Cadena sucia, desviador desalineado, cable estirado | Clean and lubricate chain, adjust derailleur, consult service center |
For issues not listed or if solutions do not resolve the problem, please contact customer support.
9. Especificaciones
Detailed technical specifications for the Acer Momentum Electric Cycle.
| Característica | Especificación |
|---|---|
| Tipo de bicicleta | Bicicleta eléctrica |
| Marca | Acer |
| Nombre del modelo | Impulso |
| Motor | 36V 250W Bafang Hub Motor |
| Batería | 9Ah in-Frame Removable Lithium Battery |
| Alcance (Pedal asistido) | 40–50 kilómetros |
| Mostrar | King Meter LCD with Password Protection |
| Engranajes | Shimano 7 Speed Gears |
| Frenos | Frenos de disco mecánicos dobles |
| Suspensión | Front Hydraulic Suspension |
| Llantas | 27.5” × 2.1” Anti-puncture All-terrain Tyres |
| Material del marco | Aleación de aluminio |
| Peso del artículo | 22 kilogramos |
| Fuente de poder | Baterías |
| Quétage | 250 vatios |
| Contenido de energía de la batería de litio | 324 vatios horas |
| País natal | India |
10. Garantía
The Acer Momentum Electric Cycle comes with the following warranty coverage:
- Marco: Garantía de por vida.
- Battery and Electrical Components: Garantía de 2 años.
- Garantía general: 1-year warranty on other components, unless specified otherwise.
Conserve su comprobante de compra para reclamaciones de garantía. La garantía cubre defectos de fabricación y no cubre daños causados por mal uso, accidentes o desgaste normal.
11. Soporte
For technical assistance, warranty claims, or any other inquiries, please contact Acer customer support:
- Correo electrónico: ecycle@acerelectric.in
- Teléfono: +91 86554 23061
Manufacturer: Vajram Electric Mobility Limited