Introducción
This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your DCK Random Orbital Sander (KSA125) and DCK Angle Grinder (KSM09-115S). Please read this manual thoroughly before using the tools and keep it for future reference.

Image: The DCK Random Orbital Sander (left) and DCK Angle Grinder (right), along with included accessories like sandpapers and grinding wheels.
Instrucciones generales de seguridad
Always follow basic safety precautions to reduce the risk of fire, electric shock, and personal injury. Keep your work area clean and well-lit. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust. Always wear appropriate personal protective equipment (PPE), including safety glasses, hearing protection, and dust masks.
- Seguridad eléctrica: Ensure the power tool plug matches the outlet. Do not modify the plug. Avoid body contact with earthed or grounded surfaces. Do not expose power tools to rain or wet conditions.
- Seguridad personal: Stay alert, watch what you are doing, and use common sense. Do not use power tools while tired or under the influence of drugs, alcohol, or medication. Dress properly; avoid loose clothing or jewelry.
- Uso y cuidado de herramientas: No fuerce la herramienta eléctrica. Utilice la herramienta eléctrica correcta para su aplicación. Desconecte el enchufe de la fuente de alimentación antes de realizar cualquier ajuste, cambiar accesorios o guardar la herramienta eléctrica.
Contenido del paquete
DCK Random Orbital Sander (KSA125)
- 1x DCK 125 5-inch Random Orbit Sander
- 10x 5-inch 8-hole Sandpapers (P80*2, P120*2, P180*2, P240*2, P320*2)
- 1x bolsa para el polvo
- 1x manual de funcionamiento

Image: The DCK Random Orbital Sander with its included set of 5-inch 8-hole sandpapers.
DCK Angle Grinder (KSM09-115S)
- 1x Angle Grinder
- 2x Adjustable Wheel Guards
- 2x Grinding Wheels
- 2x ruedas de corte
- 2x ruedas de aletas
- 1x 2-position Auxiliary Handle
- 1x Spanner Wrench
- 2 escobillas de carbón
- 1x Manual de usuario

Image: The DCK Angle Grinder shown with its various accessories, including wheel guards, grinding wheels, cutting wheels, flap wheels, auxiliary handle, spanner wrench, and carbon brushes.
Configuración y montaje
DCK Random Orbital Sander (KSA125)
- Attaching Sandpaper:
Ensure the sander is unplugged. Align the 5-inch 8-hole sandpaper with the sanding pad. The hook-and-loop design allows for quick and secure attachment. Press firmly to ensure the sandpaper is fully seated.

Image: A hand demonstrating the process of attaching a new sandpaper disc to the hook-and-loop sanding pad of the DCK Random Orbital Sander.
- Attaching Dust Bag:
Connect the dust bag to the dust port located at the rear of the sander. Ensure it is securely attached to prevent detachment during operation and to maximize dust collection efficiency.

Image: The DCK Random Orbital Sander demonstrating its 8-hole vacuuming system and the attachment of the removable dust bag for efficient dust collection.
DCK Angle Grinder (KSM09-115S)
- Attaching Auxiliary Handle:
The 2-position auxiliary handle can be screwed into either side of the grinder's gear housing. Choose the position that provides the best control and comfort for your application.
- Installing Wheel Guard:
Aflojar el clamp screw on the wheel guard. Position the guard over the spindle collar, ensuring it covers the wheel adequately for your task. Tighten the clamp screw securely. Adjust the guard's position as needed for optimal protection.
- Mounting Grinding/Cutting Wheels:
Press and hold the spindle lock button. Place the inner flange onto the spindle. Position the desired grinding, cutting, or flap wheel onto the spindle, ensuring it sits flat against the inner flange. Place the outer flange over the wheel and tighten it with the spanner wrench. Release the spindle lock.
Instrucciones de funcionamiento
DCK Random Orbital Sander (KSA125)
- Conexión de energía:
Conecte la lijadora a una toma de corriente CA estándar de 120 V.
- Control de velocidad:
The sander features a 6-speed control dial. Rotate the dial to select the desired orbit per minute (OPM) from 4000 to 12000 OPM. Lower speeds are suitable for delicate work or polishing, while higher speeds are for aggressive material removal.

Imagen: Un primer plano view of the DCK Random Orbital Sander's 6-speed adjustment dial, indicating flexible operation from 0 to 12,000 OPM.
- Arranque y parada:
To start, press the ON/OFF switch. To stop, release or press the switch again. Always hold the sander firmly with both hands during operation.
- Técnica de lijado:
Place the sander flat on the workpiece before turning it on. Apply light, even pressure and move the sander in overlapping passes. Avoid tilting the sander or applying excessive pressure, as this can lead to uneven sanding and damage to the workpiece or tool.
DCK Angle Grinder (KSM09-115S)
- Conexión de energía:
Plug the grinder into a standard 120V AC power outlet.
- Arranque y parada:
To start the grinder, slide the lockout switch forward and press the trigger. Some models may have a lock-on button for continuous operation. To stop, release the trigger or press the lock-on button again. Always ensure the tool is off before plugging or unplugging.
- Técnica de corte/pulido:
Hold the grinder firmly with both hands. Allow the tool to reach full speed before contacting the workpiece. For grinding, use a slight angle and move the wheel smoothly across the surface. For cutting, use the edge of the wheel and make straight, controlled passes. Always direct sparks away from yourself and others.
Mantenimiento
Regular maintenance ensures the longevity and optimal performance of your DCK power tools. Always disconnect the tool from the power source before performing any maintenance.
- Limpieza: Limpie periódicamente el exterior de la herramienta con un paño suave.amp cloth. Do not use harsh chemicals or abrasive cleaners. Keep ventilation openings clear of dust and debris to prevent overheating.
- Dust Bag (Sander): Empty the dust bag frequently to maintain optimal dust collection efficiency. The bag is removable for easy cleaning.
- Carbon Brushes (Grinder): Inspect carbon brushes periodically. Replace them when they are worn down to approximately 1/4 inch (6mm) or if the motor sparks excessively. Refer to the grinder's specific user manual for brush replacement procedures.
- Wheel Inspection (Grinder): Before each use, inspect grinding and cutting wheels for cracks, chips, or damage. Replace any damaged wheels immediately.
- Almacenamiento: Guarde las herramientas en un lugar seco y seguro, fuera del alcance de los niños.

Imagen: Un detalle view of the DCK Angle Grinder highlighting its 3D ventilation ports and ventilated removable dust mesh, designed for high-efficiency heat dissipation and longer tool life.
Solución de problemas
| Problema | Posible causa | Solución |
|---|---|---|
| La herramienta no arranca. | No power supply; Faulty switch; Worn carbon brushes (Grinder). | Check power outlet and cord. Ensure switch is fully engaged. Replace carbon brushes if worn. |
| La lijadora vibra excesivamente. | Improperly attached sandpaper; Damaged sanding pad. | Re-attach sandpaper correctly. Inspect and replace sanding pad if damaged. |
| Grinder sparks excessively. | Worn carbon brushes; Motor overload. | Replace carbon brushes. Reduce pressure on the tool. |
| Poor dust collection (Sander). | Bolsa de polvo llena; puerto de polvo obstruido. | Empty dust bag. Clear any blockages from the dust port. |
Presupuesto
DCK Random Orbital Sander (KSA125)
- Potencia de entrada nominal: 300W (3.0 AMP)
- Velocidad nominal: 4000-12000 OPM (órbitas por minuto)
- Diámetro de la almohadilla de lijado: 5 pulgadas
- Peso neto de la máquina: 3 libras
- Volumentage: 120 V CA
- Fuente de energía: Eléctrico con cable

Imagen: Una radiografía view illustrating the powerful 3A copper wire motor of the DCK Random Orbital Sander, capable of delivering up to 12,000 OPM.
DCK Angle Grinder (KSM09-115S)
- Ampedad: 6.7 Amps
- RPM sin carga: Hasta 11,800 RPM
- Hilo del husillo: 5/8"-11UNC
- Diámetro de la rueda: 4-1/2 pulgadas
- Peso: 4.4 libras
- Volumentage: 120 V CA
- Fuente de energía: Eléctrico con cable

Imagen: Un corte transversal view mostrarasing the powerful copper motor of the DCK Angle Grinder, highlighting its 6.7 Amp, 800W, and 11,800 RPM capabilities.
Garantía y soporte
The DCK Random Orbital Sander (KSA125) comes with a Garantía limitada de 1 años. For warranty claims, technical support, or service inquiries, please contact DCK customer service. Keep your purchase receipt as proof of purchase.
For the most up-to-date contact information and support resources, please visit the official DCK websitio o consulte los datos de contacto proporcionados con el embalaje de su producto.





