DEWINNER 20V Cordless Angle Grinder Instruction Manual

1. Instruccions de seguretat importants

Always observe basic safety precautions when using this cordless angle grinder to reduce the risk of fire, electric shock, and serious personal injury. Read all instructions before operating the tool.

• Equips de protecció individual (EPI): Always wear safety glasses, hearing protection, and appropriate gloves. A dust mask is recommended for dusty operations.
• Seguretat de l'àrea de treball: Mantingueu la zona de treball neta i ben il·luminada. No feu servir eines elèctriques en atmosferes explosives, com ara en presència de líquids, gasos o pols inflamables.
• Seguretat elèctrica: Aquesta és una eina sense fil; assegureu-vos que la bateria i el carregador s'utilitzin en condicions seques. No exposeu l'eina a la pluja ni a condicions humides.
• Ús i cura de l'eina: Do not force the power tool. Use the correct power tool for your application. Disconnect the battery pack before making any adjustments, changing accessories, or storing the tool.
• Retrocés i advertències relacionades: Always maintain a firm grip on the tool. Be aware of the potential for kickback, especially when the disc binds or gets caught.
• Ús i cura de la bateria: Recarrega només amb el carregador especificat pel fabricant. No desmuntis la bateria. No facis curtcircuit a la bateria.

2. Producte acabatview

The DEWINNER 20V Cordless Angle Grinder is a versatile and portable tool designed for cutting and grinding various materials. It features a powerful 8500 RPM motor, a 4-1/2 inch wheel diameter, and comes with a 3.0Ah Lithium-Ion battery and fast charger.

Figure 2.1: The DEWINNER 20V Cordless Angle Grinder, showcasing the main unit, 3.0Ah battery, charger, auxiliary handle, wrench, and included cutting and grinding wheels.

Característiques principals:

• Flexibilitat sense fil: Portable design with no restrictive power cords, ideal for indoor and outdoor use. Compatible with other DEWINNER 20V Max Lithium-ion Series tools.
• Nansa auxiliar: Reduces vibration and provides enhanced balance, control, and comfort. It can be easily attached to either side of the grinder and includes storage for the wrench.
• Large Wheel Diameter: Supports 115mm (4-1/2") diameter wheels, compatible with most standard replacement discs.
• Strong & Lightweight Design: Features a cast aluminum gear head for durability and reduced weight.
• Fre elèctric: Enhances safety by quickly stopping the disc rotation.
• Dissipació ràpida de la calor: Designed for long-lasting cuts without overheating.
• Doble aïllament: Provides double protection against electrical leakage.
• Dust Protection Design: Helps protect internal components from dust ingress.

Figura 2.2: Detallada view of the angle grinder with key components labeled, including the two-position auxiliary handle, soft grip, safety button, on-off switch, wheel cover, and spindle lock.

Figure 2.3: Illustration highlighting the internal double insulation and fast heat dissipation features of the grinder.

3. Configuració

3.1 Càrrega de la bateria

Before first use, fully charge the 20V Max 3.0Ah Lithium-Ion battery. Connect the fast charger to a standard power outlet and insert the battery pack into the charger. The charger's indicator light will show the charging status. Once fully charged, remove the battery from the charger.

3.2 Instal·lació de la bateria

Align the battery pack with the battery port on the grinder handle and slide it in until it clicks securely into place. Ensure it is firmly seated before operation.

3.3 Fixació de la nansa auxiliar

The auxiliary handle can be screwed into either of the two threaded holes on the grinder's gear housing. Choose the position that provides the most comfortable and controlled grip for your application. Tighten securely by hand.

3.4 Ajust del protector de roda

The wheel guard protects against sparks and debris. It can be rotated to the desired position by loosening its clamp, adjusting, and then re-tightening. Ensure the guard is positioned to deflect debris away from you.

Figure 3.1: The metal guard and the two-position auxiliary handle, demonstrating their adjustability and importance for safety and ergonomics.

3.5 Installing/Changing Discs (Cutting/Grinding Wheels)

1. Press the Spindle Lock Button: Locate the spindle lock button on the grinder head. Press and hold it to prevent the spindle from rotating.
2. Afluixeu la femella de la brida: Use the included wrench to loosen and remove the outer flange nut.
3. Place the Disc: Position the desired 4-1/2 inch (115mm) cutting or grinding wheel onto the inner flange, ensuring it is centered.
4. Secure the Flange Nut: Replace the outer flange nut and tighten it firmly with the wrench while still holding the spindle lock button. Do not overtighten.
5. Release Spindle Lock: Allibereu el botó de bloqueig de l'eix.

Figure 3.2: Visual guide for quick installation of cutting/grinding wheels, showing the use of the spindle lock button and wrench.

4. Funcionament de la esmoladora angular

4.1 Inici i aturada de l'eina

To start the grinder, first press the safety button (located on the side of the handle) and then depress the ON/OFF switch. To stop the tool, release the ON/OFF switch. The electric brake will quickly stop the disc rotation.

Figure 4.1: Location of the safety button to prevent accidental startup and the three-dimensional outlet for heat dissipation.

4.2 Proper Grip and Control

Always hold the grinder firmly with both hands, one on the main handle and one on the auxiliary handle. Maintain a balanced stance. Ensure the work piece is securely clamped o retingut.

4.3 Tècniques de tall i mòlta

• Tall: Use a cutting disc. Apply light, consistent pressure. Allow the disc to do the work. Avoid twisting or binding the disc in the cut.
• Mòlta: Use a grinding disc. Hold the grinder at a slight angle (typically 15-30 degrees) to the workpiece. Move the grinder smoothly across the surface.
• Compatibilitat de materials: This grinder is suitable for various materials including metal, stone, and tile, depending on the disc used.

Figure 4.2: The angle grinder in operation, demonstrating its use for cutting metal, highlighting the sparks generated during the process.

Figura 4.3: Examples of versatile applications for the angle grinder, including cutting various materials and surface preparation.

5. Manteniment

Regular maintenance ensures the longevity and safe operation of your DEWINNER Angle Grinder.

• Neteja: Després de cada ús, netegeu l'eina amb un drap suau. Feu servir aire comprimit per treure la pols de les obertures de ventilació. No utilitzeu aigua ni netejadors químics.
• Inspecció de disc: Regularly inspect cutting and grinding discs for wear, cracks, or damage. Replace worn or damaged discs immediately.
• Inspecció de guàrdia: Ensure the wheel guard is securely attached and free from damage.
• Cura de la bateria: Guardeu la bateria en un lloc fresc i sec, allunyat de la llum solar directa i de temperatures extremes. No emmagatzemeu les bateries completament descarregades durant períodes prolongats.
• Emmagatzematge: Store the grinder and its accessories in a dry, secure location out of reach of children.

6. Solució De Problemes

7. Especificacions

Figura 7.1: Dimensionalment sobrepassatview of the DEWINNER Angle Grinder and its compatible 115mm grinding wheel.

Figure 7.2: Illustration of the powerful motor, capable of reaching 8500 RPM, which is central to the grinder's performance.

8. Garantia i Suport

The DEWINNER 20V Cordless Angle Grinder comes with a Garantia ampliada de 2 anys. Aquesta garantia cobreix els defectes de materials i de mà d'obra en ús normal.

For warranty claims, technical support, or any inquiries regarding your product, please refer to the contact information provided in your product packaging or visit the official DEWINNER website. When contacting support, please have your model number (VPCD2255) and purchase details ready.

Per obtenir recursos addicionals i informació sobre el producte, podeu visitar la DEWINNER Store on Amazon.