1. Introducción
This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your Conentool 21V Cordless Brushless Impact Wrench, Model CW-313. Please read these instructions carefully before using the tool to ensure proper function and to prevent injury.
2. Instrucciones de seguridad
Siga siempre las precauciones básicas de seguridad al utilizar herramientas eléctricas para reducir el riesgo de incendio, descarga eléctrica y lesiones personales.
- Seguridad en el área de trabajo: Mantenga su área de trabajo limpia y bien iluminada. Las áreas desordenadas u oscuras pueden provocar accidentes. No opere herramientas eléctricas en atmósferas explosivas, como en presencia de líquidos, gases o polvo inflamables.
- Seguridad eléctrica: Evite el contacto corporal con superficies conectadas a tierra. No exponga las herramientas eléctricas a la lluvia ni a la humedad.
- Seguridad personal: Use siempre protección para los ojos. Use protección auditiva al trabajar durante periodos prolongados. Vístase adecuadamente; evite ropa holgada y joyas. Recójase el cabello largo.
- Uso y cuidado de herramientas: No fuerce la herramienta eléctrica. Utilice la herramienta eléctrica correcta para su aplicación. Desconecte la batería de la herramienta eléctrica antes de realizar ajustes, cambiar accesorios o guardarla.
- Uso y cuidado de la batería: Recargue únicamente con el cargador especificado por el fabricante. No utilice las baterías con otras herramientas eléctricas.
3. Producto terminadoview
The Conentool CW-313 is a powerful 21V cordless brushless impact wrench designed for efficient tightening and loosening of fasteners. It features a robust brushless motor and a high-capacity battery for extended use.
3.1 componentes clave

3.2 Tecnología de motor sin escobillas
This impact wrench is equipped with an upgraded pure copper brushless motor, offering enhanced performance and durability compared to brushed motors.

3.3 4.0Ah Large Capacity Battery
The tool is designed to be powered by a 4.0Ah large capacity lithium-ion battery, providing extended working hours and consistent power output.

4. Configuración
4.1 Instalación y extracción de la batería
- Para instalar: Align the battery pack with the base of the tool handle. Slide the battery pack into the handle until it clicks securely into place. Ensure it is fully seated.
- Para eliminar: Press the battery pack release button (refer to Product Overview image PT05) located at the front of the battery. While holding the button, slide the battery pack out of the tool handle.
Note: The battery may be sold separately or included in specific kits. Ensure the battery is fully charged before first use.
4.2 Socket/Bit Installation
The impact wrench features a 1/2-inch chuck for attaching sockets or hex screwdriver bits.
- Para instalar: Push the desired 1/2-inch impact socket or hex screwdriver bit onto the square drive anvil until it locks into place. Pull on the accessory to ensure it is securely attached.
- Para eliminar: Pull the accessory firmly off the square drive anvil.

5. Instrucciones de funcionamiento
5.1 Encendido/apagado y velocidad variable
The tool is activated by pressing the variable speed switch. The speed of the tool is controlled by the amount of pressure applied to the switch. Pressing lightly results in lower speed, while pressing fully results in maximum speed (up to 3300 RPM).
5.2 Operación hacia adelante y hacia atrás
The direction of rotation is controlled by the forward and reverse switch, located above the trigger.

- Forward (Tighten): Empuje el interruptor hacia la derecha.
- Reverse (Loosen): Push the switch to the left.
- Bloqueado: Position the switch in the center to prevent accidental starting. Always engage the lock when not in use or when changing accessories.
5.3 Uso de la luz LED
The built-in LED light automatically illuminates the work area when the trigger is pressed, enhancing visibility in dark or confined spaces.

5.4 Aplicación de par
The Conentool CW-313 delivers a maximum torque of 680 N.m (approximately 501.54 ft-lbs), suitable for various applications from tightening screws to tire disassembly and industrial use.

6. Mantenimiento
El mantenimiento regular garantiza la longevidad y el rendimiento óptimo de su llave de impacto.
- Limpieza: Mantenga las aberturas de ventilación de la herramienta limpias y libres de residuos para evitar el sobrecalentamiento. Utilice un paño suave y seco.amp Paño para limpiar el exterior. No utilice productos químicos agresivos ni limpiadores abrasivos.
- Cuidado de la batería: Store batteries in a cool, dry place away from direct sunlight. Do not store batteries in a discharged state for extended periods. Recharge batteries regularly, even if not in use, to maintain their health.
- Inspección: Periodically inspect the chuck for wear or damage. Ensure all screws are tight. If any parts are damaged, have them replaced by a qualified service technician.
7. Solución de problemas
Si tiene problemas con su llave de impacto, consulte los siguientes problemas y soluciones comunes:
| Problema | Posible causa | Solución |
|---|---|---|
| La herramienta no arranca | Battery not charged or improperly installed; Forward/Reverse switch in locked position. | Charge battery fully and ensure it is securely installed. Move the Forward/Reverse switch out of the center (locked) position. |
| Potencia o velocidad reducida | Low battery charge; Overheating; Worn carbon brushes (not applicable for brushless motor, but common for brushed tools). | Recargue la batería. Deje que la herramienta se enfríe si se ha utilizado continuamente. |
| Vibración o ruido excesivo | Accesorio suelto; Componentes internos dañados. | Ensure the socket/bit is properly seated. If the problem persists, discontinue use and contact customer support. |
8. Especificaciones
| Característica | Especificación |
|---|---|
| Número de modelo | CW-313 |
| Fabricante | CONENTOOL |
| Fuente de poder | Funciona con pilas |
| Volumentage | 21 voltios |
| Velocidad sin carga | Hasta 3300 RPM |
| Par máximo | 680 N.m (approx. 501.54 ft-lbs) |
| Tamaño de Chuck | 1/2 de pulgada |
| Tipo de motor | Sin escobillas |
| Battery Capacity (recommended) | 4.0 Ah Lithium-ion (sold separately or included in specific kits) |
| Dimensiones del paquete | 37.5 x 28.4 x 11.4 cm |
| Peso | 3.53 kg (incluido embalaje) |
8.1 Accesorios incluidos
The following accessories are typically included with the Conentool CW-313 impact wrench kit:

- 1 x Electric Wrench (Impact Wrench)
- 6 x Socket Wrenches (Impact Sockets)
- 1 x Screwdriver (Hex Bit Adapter)
- 2 x Circular Circle (Retaining Rings for sockets)
- 2 x Pin (for socket retention)
- 1 x Conversion head (for screwdriver bits)
- 1 x cargador
- 1 x Battery (4.0Ah, if included in kit)
- 1 x Carry Case
9. Garantía y soporte
For warranty information, technical support, or to order replacement parts, please refer to the contact information provided at the point of purchase or visit the official Conentool website. Please have your model number (CW-313) and purchase date available when contacting support.