1. Introdución
Thank you for choosing the WORKPRO 1500W Rotary Hammer Drill. This heavy-duty tool is designed for demanding tasks such as drilling in concrete, wood, and steel, as well as chiseling applications. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your rotary hammer drill. Please read it thoroughly before first use and keep it for future reference.

Image 1.1: WORKPRO 1500W Rotary Hammer Drill and included accessories.
2. Instrucións xerais de seguridade
Observe sempre as precaucións de seguridade básicas para reducir o risco de incendio, descarga eléctrica e lesións persoais. O incumprimento destas instrucións pode provocar lesións graves.
- Seguridade na zona de traballo: Manteña a área de traballo limpa e ben iluminada. As zonas desordenadas ou escuras invitan aos accidentes. Non manexe ferramentas eléctricas en atmosferas explosivas, como en presenza de líquidos, gases ou po inflamables.
- Seguridade eléctrica: Os enchufes das ferramentas eléctricas deben coincidir coa toma de corrente. Nunca modifique o enchufe de ningún xeito. Evite o contacto corporal con superficies conectadas á terra ou con toma de terra. Non expoña as ferramentas eléctricas á choiva nin a condicións de humidade.
- Seguridade persoal: Always wear eye protection. Use hearing protection when operating the tool for extended periods. Wear a dust mask if drilling in dusty conditions. Dress properly; avoid loose clothing or jewelry.
- Uso e coidado da ferramenta: Non force a ferramenta eléctrica. Empregue a ferramenta eléctrica axeitada para a súa aplicación. Desconecte o enchufe da fonte de alimentación antes de facer axustes, cambiar accesorios ou gardar ferramentas eléctricas.
- Mantemento: Manter ferramentas eléctricas. Comprobe se hai desalineamiento ou atadura de pezas móbiles, roturas de pezas e calquera outra condición que poida afectar o funcionamento da ferramenta eléctrica.
3. Product Components and Included Items
Familiarize yourself with the parts of your WORKPRO Rotary Hammer Drill and the accessories provided.

Image 3.1: Key components of the rotary hammer drill, including SDS-PLUS Chuck, Four Functions Switch, Grease Pot, Shock Absorber, On/Off Switch, Cushioned Handle, Variable Speed Control, 360° Rotatable Handle, and Heat Outlet.
Accesorios incluídos:

Image 3.2: The complete set of accessories includes a carrying case, rotary hammer drill, SDS-plus point flat bit (250mm), SDS-plus point chisel bit (250mm), wrench, grease, SDS-plus drill bits (8mm, 10mm, 12mm), and a dust collector.
- 1 x Heavy-duty Rotary Hammer Drill
- 3 x SDS-plus Drill Bits (8 mm, 10 mm, 12 mm)
- 1 x Round Shank Chisel (Φ14 × 250 mm)
- 1 x Flat Chisel (Φ14 × 250 mm)
- 1 x Grease container
- 1 x Carbon Brush set
- 1 x Funda antipolvo
- 1 x chave inglesa
- 1 x Maletín de transporte
4. Configuración e montaxe
4.1 Colocación da asa auxiliar
The 360° rotatable handle provides better control and comfort. Loosen the handle clamp, position the handle to your desired angle, and tighten the clamp de forma segura.
4.2 Inserción e extracción de puntas SDS-plus
The SDS-plus chuck allows for quick and secure bit changes.
- Inseríndo: Clean the bit shank. Pull back the chuck collar, insert the bit into the chuck until it clicks into place. Release the collar. Pull on the bit to ensure it is securely locked.
- Eliminando: Pull back the chuck collar and pull the bit out.

Image 4.1: Illustration of the auto-lock SDS-plus chuck for secure bit clamping.
4.3 Attaching the Dust Collector
For cleaner operation and to protect the user, attach the dust collector to the front of the tool when drilling.

Image 4.2: The anti-dust cover protects users and the machine from dust and debris.
5. Instrucións de funcionamento
The WORKPRO Rotary Hammer Drill features four operating modes and variable speed control for versatile applications.
5.1 Selección de modo
Use the four-function switch located on the side of the tool to select the desired operating mode:

Image 5.1: The four-function switch allows selection between Hammer Drilling, Drilling, Vario-Lock (Chisel Adjust), and Chiseling modes.
- Perforación con martelo: Para perforar en formigón e albanelería con impacto.
- Perforación: For drilling in wood, metal, and plastic without impact.
- Cincelado (só martelo): For light chiseling work in concrete and masonry.
- Vario-Lock (Chisel Adjust): Allows you to rotate and lock the chisel in various positions to optimize the working angle.

Image 5.2: Visual representation of the hammer drilling, drilling, hammer, and chisel adjust modes.
5.2 Control de velocidade variable
The variable speed control allows you to adjust the rotation speed (0-930 RPM) and impact frequency (0-4300 BPM) to match the material and application.
- Rotate the speed adjustment dial to increase or decrease the speed.
- Start with a lower speed for precise drilling and increase as needed.
5.3 Drilling Capacities
The tool offers excellent drilling performance across various materials:
- Concreto: Ata 32 mm
- Madeira: Ata 42 mm
- Aceiro: Ata 13 mm

Image 5.3: The 1500W motor provides sufficient power for drilling in steel, wood, and concrete.
5.4 Aplicación Examples

Image 5.4: The tool is suitable for various tasks including chiseling concrete, removing tiles, concrete drilling, and floor breaking.
6. Mantemento
Un mantemento regular garante a lonxevidade e o rendemento óptimo da súa ferramenta.
6.1 Limpeza
- Always disconnect the tool from the power supply before cleaning.
- Limpa as ranuras de ventilación regularmente para evitar o sobrequecemento.
- Limpe a carcasa da ferramenta cun pano suave eamp pano. Non use produtos químicos agresivos ou produtos de limpeza abrasivos.
- The tool features a dust-proof design and anti-dust bottom structure to extend its service life.
6.2 Grease Replenishment
To maintain optimal performance and durability, replenish the grease every 30-40 hours of cumulative use.
- Use the provided wrench to open the grease pot.
- Apply the advanced lubricant (grease) as instructed.
- Securely close the grease pot after replenishment.

Image 6.1: Instructions for grease replenishment using the provided spanner and grease.
6.3 Substitución das escobillas de carbono
Carbon brushes are wear parts and should be checked periodically. Replace them when they are worn down to their limit to ensure consistent motor performance.
7 Solución de problemas
Esta sección aborda problemas comúns cos que podes atoparte. Para problemas que non aparecen na lista, ponte en contacto co servizo de atención ao cliente.
| Problema | Causa posible | Solución |
|---|---|---|
| A ferramenta non comeza | Sen subministración de enerxía; interruptor defectuoso; escobillas de carbón gastadas | Check power connection; Test switch; Replace carbon brushes |
| Rendemento de perforación reducido | Dull drill bit; Incorrect mode selected; Insufficient grease | Replace or sharpen drill bit; Select correct mode; Replenish grease |
| Vibración / ruído excesivos | Loose components; Damaged bit; Internal issue | Check all connections; Replace bit; Contact service center |
| Sobrequecemento | Blocked ventilation slots; Prolonged heavy use | Clean ventilation slots; Allow tool to cool down |
8. Especificacións técnicas
| Característica | Especificación |
|---|---|
| Número de modelo | W125244A |
| Vol. De entradatage | 230-240 V |
| Frecuencia | 50 Hz |
| Potencia de entrada nominal | 1500 W |
| Velocidade sen carga | 0-930 rpm ±10% |
| Frecuencia de impacto | 0-4300 bpm ±10% |
| Single Impact Force | 5.5 J |
| Capacidade de perforación (formigón) | 32 mm |
| Capacidade de perforación (madeira) | 42 mm |
| Capacidade de perforación (aceiro) | 13 mm |
| Tipo Chuck | SDS-plus |
| Dimensións do produto (L x W x H) | 38.6 x 10.4 x 26.4 cm |
| Peso | 8.34 kg |
| Fonte de enerxía | Eléctrico con cable |
| Número de engrenaxes | 6 (Variable Speed) |
9. Información sobre garantía e soporte
For warranty details, product support, or service inquiries, please refer to the warranty card included with your purchase or contact WORKPRO customer service directly. Keep your proof of purchase for any warranty claims.