1. Introducció
Thank you for choosing the RONIX 8900K 20V Cordless Brushless Hammer Drill Kit. This manual provides essential information for the safe operation, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before first use and keep it for future reference.
1.1 Instruccions generals de seguretat
- Utilitzeu sempre l'equip de protecció individual adequat, com ara ulleres de seguretat, protecció auditiva i guants.
- Ensure your work area is well-lit and clear of obstructions.
- Mantingueu els nens i els espectadors allunyats mentre feu servir l'eina.
- No feu servir eines elèctriques en atmosferes explosives, com ara en presència de líquids, gasos o pols inflamables.
- Desconnecteu sempre la bateria abans de fer qualsevol ajust, canviar accessoris o guardar l'eina.
- Use only RONIX recommended accessories and replacement parts.
2. Producte acabatview
The RONIX 8900K is a versatile 20V cordless brushless hammer drill kit designed for drilling, driving, and hammer drilling applications. It features a high-efficiency brushless motor for extended lifetime and performance.

Figure 2.1: RONIX 8900K Cordless Brushless Hammer Drill with key features labeled, including 2-speed gearbox, 21+3 torque settings, 13mm keyless chuck, built-in LED light, battery charging indicator, anti-shock housing, and water-resistant motor.
2.1 Components
- RONIX 8900K Cordless Brushless Hammer Drill
- Bateria de ions de liti de 20 V (2.0 Ah)
- Carregador ràpid de 110 V
- Maleta de transport

Figure 2.2: The RONIX 8900K Cordless Brushless Hammer Drill Kit, including the drill, battery, charger, and various accessories, stored within its dedicated carrying case.
2.2 Característiques clau
- Motor sense escombretes: Provides increased efficiency, longer runtime, and extended tool life.
- Caixa de canvis de 2 velocitats: Offers optimal speed for various drilling and driving applications.
- Configuració de parell 21+3: Allows precise torque control for different materials and screw sizes, plus drill and hammer drill modes.
- Mandril sense clau de 13 mm: Enables quick and easy bit changes.
- Llum LED incorporada: Il·lumina la zona de treball per millorar la visibilitat.
- Indicador de càrrega de la bateria: Mostra el nivell de càrrega restant de la bateria.
- Anti-Shock Housing: Enhances durability and user comfort.

Figura 2.3: Un intern view of the brushless motor, highlighting its advanced design for improved performance and longevity.
3. Configuració
3.1 Càrrega de la bateria
- Connect the 110V fast charger to a standard power outlet.
- Slide the 20V Lithium-Ion battery pack onto the charger until it clicks into place.
- The charger indicator light will show the charging status. Refer to the charger's specific instructions for light patterns.
- Once fully charged, remove the battery from the charger. Do not overcharge the battery.
3.2 Instal·lació i extracció de la bateria
- Per instal·lar: Align the battery pack with the base of the drill handle and slide it forward until it locks securely into place.
- Per eliminar: Press the battery release button (usually located on the front or sides of the battery pack) and slide the battery pack backward and off the tool.
3.3 Instal·lació i extracció de broques/accessoris

Figura 3.1: Detall view of the drill's 13mm keyless chuck and the adjustable torque setting ring, indicating various settings from 1 to 21, plus drill and hammer modes.
- Ensure the battery is removed from the drill for safety.
- Grip the rear collar of the chuck with one hand and rotate the front collar counter-clockwise to open the chuck jaws.
- Introduïu la broca o l'accessori al mandril, assegurant-vos que estigui centrat.
- Rotate the front collar clockwise to tighten the chuck jaws firmly around the bit. Hand-tighten only; do not use tools to tighten the chuck.
- Per eliminar: Reverse the process by rotating the front collar counter-clockwise to loosen the jaws and pull out the bit.
4. Instruccions de funcionament
Always ensure the battery is fully charged before beginning work.

Figure 4.1: An operator demonstrating the RONIX 8900K drill in use, drilling into a concrete surface, highlighting its hammer drill capability.
4.1 Engegada/Apagada i Control de Velocitat
- The drill is activated by pressing the variable speed trigger switch.
- The speed of the drill is controlled by the amount of pressure applied to the trigger. Pressing lightly results in lower speed, while pressing fully results in maximum speed.
- Release the trigger to turn off the drill.
4.2 Rotació endavant/enrere

Figura 4.2: Un primer pla view of the drill's forward/reverse selector switch, positioned above the trigger for easy access and directional control.
- The forward/reverse selector switch is located above the trigger.
- Push the switch to the left for forward rotation (drilling/driving screws in).
- Push the switch to the right for reverse rotation (removing screws).
- When the switch is in the center position, the trigger is locked, preventing accidental startup.
4.3 Gearbox Speed Selection
- The 2-speed gearbox selector switch is located on top of the drill.
- Posició 1 (baixa velocitat): For high torque applications, such as driving large screws or drilling large holes.
- Posició 2 (Alta velocitat): For faster drilling in softer materials or smaller holes.
- Always ensure the drill is stopped before changing gear speeds.
4.4 Selecció de parell i mode
- The torque adjustment ring is located behind the chuck.
- Rotate the ring to select the desired torque setting (1-21) for driving screws. Lower numbers are for smaller screws and softer materials, higher numbers for larger screws and harder materials.
- For drilling into wood or metal, select the drill symbol (drill mode).
- For drilling into masonry or concrete, select the hammer drill symbol (hammer drill mode).
5. Manteniment
5.1 Neteja
- Regularly clean the ventilation openings on the drill to prevent overheating.
- Utilitzeu un suau, damp drap per netejar l'exterior de l'eina. No utilitzeu productes químics agressius ni netejadors abrasius.
- Keep the chuck jaws clean and free of debris for optimal bit gripping.
5.2 Cura de la bateria
- Emmagatzemeu les bateries en un lloc fresc i sec, lluny de la llum solar directa i de temperatures extremes.
- No emmagatzemeu les piles descarregades durant períodes prolongats. Carregueu-les periòdicament si no les feu servir.
- No exposeu les piles a l'aigua ni a la humitat.
5.3 Emmagatzematge
- Store the drill, battery, and charger in the provided carrying case in a dry, secure location out of reach of children.
- Ensure the battery is removed from the drill before storage.
6. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El trepant no arrenca | Bateria no carregada o instal·lada incorrectament; interruptor endavant/enrere a la posició central (bloquejat). | Charge battery and ensure proper installation; Move forward/reverse switch to desired direction. |
| Potència o velocitat reduïdes | Low battery charge; Incorrect gear speed selected; Overload. | Recharge battery; Select higher gear speed for faster operation or lower gear for more torque; Reduce pressure on the tool. |
| La bateria no es carrega | Carregador no connectat; bateria o carregador defectuosos. | Check power connection; Contact RONIX support for battery/charger replacement if necessary. |
| El mandril no subjecta la broca | Chuck not tightened sufficiently; Debris in chuck jaws. | Ensure chuck is hand-tightened firmly; Clean chuck jaws. |
7. Especificacions
| Característica | Especificació |
|---|---|
| Marca | RONIX |
| Model | 8900K |
| Font d'alimentació | Battery Powered (A/C / DC Charger) |
| Voltage | 20 Volts |
| Capacitat de la bateria | 2.0 Amp Hores |
| Carregador Voltage | 110 volts (CA) |
| Tipus de motor | Sense raspalls |
| Velocitat de rotació màxima | 1700 RPM |
| Ampedat | 2 Amps |
| Mida màxima del mandril | 13 mil·límetres |
| Parell màxim | 45 Newtons (398.25 Inch Pounds) |
| Nombre de configuracions de parell | 21 + 3 Modes (Drill, Driver, Hammer) |
| Tipus de trepant | Trepant de martell |
| Pes de l'article | 1.06 quilograms (2.33 lliures) |
| Dimensions del producte | 9 cm de llargada x 2 cm d'amplada x 8 cm d'alçada |
| Material | Plàstic |
| Components inclosos | Drill, Battery, Charger |
8. Garantia i Suport
For warranty information, technical support, or service inquiries, please refer to the warranty card included with your product or contact RONIX customer service directly. Keep your purchase receipt as proof of purchase.
For further assistance, please visit the official RONIX weblloc web o contacteu amb els seus canals d'atenció al client.





