1. Instrucciones de seguridad
Lea y comprenda siempre todas las advertencias de seguridad, instrucciones, ilustraciones y especificaciones que se incluyen con esta herramienta eléctrica. No seguir todas las instrucciones a continuación puede provocar descargas eléctricas, incendios o lesiones graves.
- Seguridad en el área de trabajo: Mantenga el 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: Los enchufes de las herramientas eléctricas deben ser compatibles con la toma de corriente. Nunca modifique el enchufe de ninguna manera. Evite el contacto del cuerpo con superficies conectadas a tierra.
- Seguridad personal: Use siempre protección para los ojos. Use protección auditiva al operar herramientas ruidosas. Vístase adecuadamente; evite ropa holgada y joyas. Recójase el cabello largo.
- Uso y cuidado de herramientas eléctricas: No fuerce la herramienta eléctrica. Utilice la herramienta eléctrica correcta para su aplicación. Desconecte el enchufe de la fuente de alimentación o retire la batería antes de realizar ajustes, cambiar accesorios o guardar la herramienta eléctrica.
- Prevención de contragolpes: Maintain a firm grip on the saw with both hands. Never place your hand or arm in the path of the saw blade.
- Protector de la hoja: Ensure the lower guard is closed before each use. Never jam the lower guard open.
2. Producto terminadoview
The Einhell Professional TP-CS 18/136-C Li BL is a powerful and compact cordless circular saw designed for precise cutting in wood. It is part of the Einhell Power X-Change family, allowing for interchangeable battery use across a wide range of tools.

The Einhell Professional TP-CS 18/136-C Li BL cordless circular saw.
Características principales:
- Motor sin escobillas: Provides increased power, longer runtime, and extended lifespan compared to conventional brushed motors.
- Power X-Change System: Compatible with all 18V Power X-Change batteries.
- Diseño compacto: Approximately 20% more compact than similar power circular saws, offering maximum flexibility.
- Tool-Free Adjustments: Easy adjustment of cutting depth (up to 51 mm at 90°) and bevel angle (up to 48°).
- Bloqueo del husillo: For quick and easy saw blade changes.
- Electric Motor Brake & Softstart: Enhances user safety and control.
- Softgrip Surfaces: Para un manejo cómodo y seguro.
- Adaptador de extracción de polvo: For a clean working environment.
- Luz LED: Illuminates the cutting area for optimal visibility.

Key features of the circular saw, including dust extraction, LED light, compact design, spindle lock, and tool-free adjustments.

The Einhell Power X-Change battery system, showing compatibility with over 300 tools.
3. Configuración
3.1. Instalación de la batería
This circular saw operates on the Einhell Power X-Change 18V battery system. The battery and charger are not included and must be purchased separately.
- Asegúrese de que la herramienta esté apagada.
- Slide a charged Power X-Change battery pack into the battery receptacle until it clicks into place.
- Para quitarlo, presione el botón de liberación del paquete de baterías y deslícelo hacia afuera.

Illustration showing that the Power X-Change battery and charger are sold separately.
3.2. Saw Blade Installation/Change
The saw blade can be changed quickly and easily without additional tools thanks to the spindle lock mechanism.
- Disconnect the battery pack from the tool.
- Mantenga presionado el botón de bloqueo del eje.
- Utilice la llave hexagonal provista para aflojar el tornillo de retención de la cuchilla girándolo en sentido antihorario.
- Retire la brida exterior y la hoja de sierra vieja.
- Clean the flanges and the blade arbor.
- Place the new 136mm HW/TCT saw blade onto the arbor, ensuring the rotation direction arrow on the blade matches the arrow on the tool.
- Reinstall the outer flange and tighten the blade retaining screw clockwise while holding the spindle lock button. Ensure it is securely fastened.

Using the spindle lock for quick and easy saw blade changes.

Close-up of the circular saw blade and the tool for changing it.
3.3. Conexión de extracción de polvo
For a cleaner work environment, connect a suitable dust extraction system to the saw's dust port.
- Locate the dust extraction adapter on the saw.
- Attach a vacuum hose (with a 36mm diameter) to the adapter.

Connecting the dust extraction adapter to the circular saw for a clean workspace.
4. Operación
4.1. Adjusting Cutting Depth and Bevel Angle
The cutting depth and bevel angle can be adjusted quickly and without tools.
- Profundidad de corte: Loosen the depth adjustment lever. Move the base plate up or down to the desired cutting depth (max. 51 mm at 90°). Tighten the lever securely.
- Ángulo de bisel: Loosen the bevel adjustment lever. Tilt the saw base plate to the desired angle (up to 48°). Tighten the lever securely.

Tool-free adjustment of the cutting angle up to 48° and cutting depth up to 51 mm.
4.2. Uso de la guía paralela
The parallel guide helps achieve straight and consistent cuts along an edge.
- Deslice la guía paralela en las ranuras de la parte delantera de la placa base.
- Adjust the guide to the desired width from the saw blade.
- Apriete el tornillo de bloqueo para fijar la guía en su lugar.

The Einhell circular saw in action, demonstrating its cutting capability on wood with the parallel guide.
4.3. Arranque y parada de la sierra
The saw features a Softstart function for smooth power-up and an electric motor brake for quick stopping.
- A partir de: Press the safety lock-off button, then squeeze the trigger switch. The Softstart feature will ensure a gradual increase in speed.
- Parada: Suelte el gatillo. El freno eléctrico del motor detendrá rápidamente la rotación de la cuchilla.
4.4. Luz de trabajo LED
The integrated LED light automatically illuminates the cutting line when the saw is in operation, improving visibility in dimly lit areas.

The integrated LED light illuminating the cutting area for optimal visibility.
5. Mantenimiento
El mantenimiento regular garantiza la longevidad y el rendimiento óptimo de su sierra circular.
5.1. Limpieza
- Retire siempre el paquete de baterías antes de limpiarlo.
- Mantenga limpias las aberturas de ventilación para evitar el sobrecalentamiento del motor.
- Regularly clean the saw blade and the area around the blade guard to ensure smooth operation.
- Use a soft brush or compressed air to remove dust and debris. Do not use solvents or abrasive cleaners.
5.2. Cuidado de la cuchilla
- Inspect the saw blade before each use for damage, dullness, or missing teeth. Replace damaged blades immediately.
- Keep blades sharp for efficient and safe cutting. Dull blades can cause kickback and strain the motor.
5.3. Motor sin escobillas
The brushless motor requires minimal maintenance. No carbon brushes need to be replaced. However, ensure the motor housing remains free from excessive dust and debris.
6. Solución de problemas
Esta sección aborda problemas comunes que puede encontrar con su sierra circular.
| Problema | Posible causa | Solución |
|---|---|---|
| La sierra no arranca | La batería no está correctamente insertada o está descargada. El seguro no está presionado. | Ensure battery is fully charged and correctly inserted. Press safety lock-off button before trigger. |
| Rendimiento de corte deficiente / La hoja se atasca | Dull or damaged blade. Incorrect cutting depth. Material too thick. | Replace or sharpen blade. Adjust cutting depth appropriately. Do not force the tool. |
| Vibración excesiva | Cuchilla dañada o mal instalada. Componentes sueltos. | Check blade for damage and proper installation. Tighten all screws and fasteners. |
| La extracción de polvo es ineficaz | Dust port clogged. Vacuum hose not properly connected. | Clear any blockages from the dust port. Ensure a secure connection to the vacuum hose. |
7. Especificaciones
Technical data for the Einhell Professional TP-CS 18/136-C Li BL Cordless Circular Saw.
| Característica | Detalle |
|---|---|
| Marca | Un infierno |
| Número de modelo | 4331240 |
| Fuente de poder | Battery (Power X-Change 18V) |
| Tipo de motor | Sin escobillas |
| Diámetro de la hoja de sierra | 136 milímetros |
| Profundidad máxima de corte (90°) | 51 milímetros |
| Máx. Ángulo de bisel | 48° |
| Características especiales | Brushless motor, Softgrip, Swiveling suction adapter, LED light, Softstart, Electric motor brake |
| Superficie recomendada | Madera |
| Peso del producto | 2.26 kilogramos |
| País natal | Porcelana |

Table showing maximum cutting performance per battery charge for 19mm chipboard with various Power X-Change battery capacities.
8. Garantía y soporte
Einhell stands by the quality of its Professional products.
8.1. Información de garantía
- Garantía del motor: The brushless motor is covered by a 10-year warranty upon registration.
- Professional Warranty: A prolonged 3-year professional warranty is offered upon online registration, including for commercial use.
- Disponibilidad de repuestos: Spare parts are available for 8 years within the EU.
8.2. Atención al cliente
For technical assistance, warranty claims, or spare parts, please contact Einhell customer service through their official webSitio web o tienda donde compró el producto. Tenga a mano el número de modelo (4331240) y el comprobante de compra.