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The Black+Decker RS890K/QS is a powerful 500W multi-purpose saw designed for a wide range of cutting tasks around the home and workshop. Its innovative design allows it to function as both a jigsaw and a hand saw, providing exceptional versatility. Equipped with electronic speed control and a tool-free blade change mechanism, this saw offers precision and convenience for various materials including wood, metal, plastic, and even branches.

Image: The Black+Decker RS890K/QS Multi-Purpose Saw, shown with its durable carrying case and included blades, highlighting its compact design and readiness for various tasks.
Informació de seguretat
Always observe basic safety precautions when using electric tools to reduce the risk of fire, electric shock, and personal injury. Read all instructions carefully before operation.
- Porteu protecció ocular: Feu servir sempre ulleres de seguretat o ulleres de seguretat amb protectors laterals.
- Utilitzeu protecció auditiva: Use ear defenders during prolonged operation.
- Porteu guants: Protective gloves are recommended, especially when handling blades or rough materials.
- Peça de treball segura: Sempre clamp o fixar la peça de treball d'una altra manera per evitar que es mogui durant el tall.
- Mantenir la zona de treball neta: Les zones desordenades i els bancs conviden lesions.
- Eviteu el medi ambient perillós: No utilitzeu eines elèctriques a damp o llocs humits, o exposar-los a la pluja. Mantenir la zona de treball ben il·luminada.
- Eina de desconnectar: Desendolleu sempre l'eina de la font d'alimentació abans de fer qualsevol ajust, canviar accessoris o guardar l'eina.
- Mantenir l'eina amb cura: Mantingueu les eines de tall afilades i netes per a un rendiment millor i més segur. Seguiu les instruccions per lubricar i canviar accessoris.
- Comproveu les peces danyades: Abans d'utilitzar l'eina més, s'ha de revisar acuradament un protector o una altra peça danyada per determinar que funcionarà correctament i complirà la funció prevista.
Components and Key Features
The Black+Decker RS890K/QS Multi-Purpose Saw is designed for ease of use and versatility. Key components and features include:
- 500 Watt Motor: Proporciona ample power for various cutting applications.
- Control electrònic de velocitat: Allows for variable speed adjustment (0-2700 RPM) to match the cutting speed to the material.
- Sliding Shoe: Enables quick conversion between jigsaw and hand saw modes for different cutting requirements.
- Canvi de fulla sense eines: Facilitates quick and easy blade replacement without the need for additional tools.
- Mànec ergonòmic: Dissenyat per a una subjecció còmoda i segura durant el funcionament.
- Longitud de la fulla: 23 mm stroke length for efficient cutting.
- Capacitat de tall: Capable of cutting wood up to 100 mm, metal up to 3 mm, plastic up to 50 mm, and branches up to 50 mm.
Configuració
Instal·lació i extracció de fulles
The RS890K/QS features a tool-free blade change system for quick and easy blade replacement.
- To Install a Blade:
- Assegureu-vos que la serra estigui desendollada de la font d'alimentació.
- Localitza el cl de la fullaamp palanca a la part frontal de la serra.
- Empenyeu la fulla clamp lever fully open.
- Insert the shank of the desired blade into the blade clamp opening until it clicks into place. Ensure the blade teeth are facing the correct direction for cutting.
- Alliberar la fulla clamp lever. Gently pull on the blade to ensure it is securely locked.
- To Remove a Blade:
- Ensure the saw is unplugged from the power source and the blade has cooled down if recently used.
- Empenyeu la fulla clamp lever fully open.
- The blade will release. Carefully remove the blade, avoiding contact with sharp edges.
Nota: The product includes three blades suitable for various materials. Always select the appropriate blade for the material you intend to cut.
Instruccions de funcionament
Funcionament general
- Connexió d'alimentació: Connect the saw to a suitable 230V AC power outlet.
- Activació / desactivació: To switch on the tool, press the ON/OFF switch. To switch off the tool, release the ON/OFF switch.
- Control electrònic de velocitat: The saw features variable speed control. Apply more pressure to the trigger for higher speeds, and less pressure for lower speeds. This allows for precise control depending on the material and desired cut.
Cutting Modes and Applications
The RS890K/QS is designed for versatility, offering different cutting modes for various materials and tasks.
1. Jigsaw Mode (with sliding shoe)
This mode is ideal for precise cuts in wood, plastic, and thin metal, similar to a traditional jigsaw. The sliding shoe provides stability and control.

Image: The saw being used to cut a wooden plank, demonstrating its capability in jigsaw mode with the sliding shoe providing support.

Image: The saw cutting through a PVC pipe, showcasing its effectiveness on plastic materials in jigsaw mode.

Image: The saw cutting a metal pipe, illustrating its ability to handle thin metal with the appropriate blade.
2. Hand Saw Mode (for branches and larger cuts)
For cutting branches or performing rougher cuts where the sliding shoe is not required, the saw can be used in a hand saw configuration. This is particularly useful for pruning or cutting larger pieces of wood.

Image: The saw being used to cut a tree branch, demonstrating its application as a hand saw for outdoor tasks.
Manteniment
Proper maintenance ensures the longevity and optimal performance of your Black+Decker RS890K/QS Multi-Purpose Saw.
- Neteja: After each use, unplug the tool and clean the ventilation slots and the blade clamp area with a soft brush or dry cloth. Do not use water or chemical cleaners.
- Cura de la fulla: Inspect blades regularly for sharpness and damage. Replace dull or damaged blades immediately to ensure efficient and safe cutting. Store blades in a dry place to prevent rust.
- Inspecció del cable: Reviseu periòdicament el cable d'alimentació per detectar qualsevol signe de danys, talls o desfilades. Si està malmès, feu-lo reparar per un tècnic de servei qualificat.
- Emmagatzematge: Store the tool in its carrying case in a dry, secure place out of reach of children. Ensure the tool is unplugged and blades are removed or safely secured before storage.
Resolució de problemes
This section addresses common issues you might encounter with your multi-purpose saw.
| Problema | Causa possible | Solució |
|---|---|---|
| La serra no arrenca. | No power supply; Faulty power cord; Damaged switch. | Check power outlet and connection. Inspect power cord for damage. If cord or switch is damaged, seek professional repair. |
| Blade not cutting efficiently or getting stuck. | Dull or incorrect blade for material; Blade not securely installed; Excessive force applied. | Replace with a sharp, appropriate blade. Ensure blade is securely clamped. Allow the saw to do the work; do not force it. |
| Vibracions o sorolls excessius. | Loose blade; Damaged blade; Internal mechanical issue. | Check blade for secure installation and damage; replace if necessary. If problem persists, contact customer support. |
| La serra es sobreescalfa. | Ranures de ventilació bloquejades; Ús intensiu prolongat. | Ensure ventilation slots are clear. Allow the tool to cool down during prolonged use. |
Especificacions
| Atribut | Valor |
|---|---|
| Fabricant | Stanley Black & Decker |
| Número de part | RS890K-QS |
| Dimensions del producte | 28.2 x 10.4 x 32.8 cm |
| Número de model de producte | RS890K |
| Potència (Wattage) | 500 W |
| Color | Taronja/Negre |
| Estil | Multi-Purpose Saw |
| Material | Diversos |
| Font d'alimentació | Elèctric amb cable |
| Voltage | 230 Volts |
| Quantitat de paquet d'articles | 1 |
| Nombre de peces | 1 |
| Material del mànec | Cautxú |
| Longitud de la fulla | 23 Millimeters (stroke length) |
| Velocitat | 2700 revolucions per minut (RPM) |
| Sistema de mesura | mètrica |
| Certificació | CE |
| Característiques especials | Autoselect® Technology, Ergonomic handle |
| Capacitat de tall (fusta) | 100 mm |
| Cutting Capacity (Metal) | 3 mm |
| Cutting Capacity (Plastic) | 50 mm |
| Cutting Capacity (Branches) | 50 mm |
| Contingut del paquet | RS890K Multi-Purpose Saw; 3x Blades; Carrying case |
| Piles incloses? | No |
| Necessita bateria? | No |
| Pes de l'article | 3.69 quilograms |
| Material de la fulla | Metall |
| Superfície recomanada | Plastic, Metal, Wood |
Garantia i Suport
Black+Decker products are manufactured to high quality standards and are guaranteed for a period of 2 anys from the date of purchase against faulty materials or workmanship.
For detailed warranty terms, product registration, and customer support, please visit the official Black+Decker weblloc:
For information regarding packaging recycling, please refer to:
Reciclatge d'envasos Stanley Black & Decker

Imatge: Part posterior view of the product packaging, indicating a 2-year guarantee and details for packaging recycling, reinforcing the brand's commitment to sustainability.





