1. Introducció
Thank you for choosing the Genérico Z-20 Portable Electric Rechargeable Battery Chainsaw. This compact and lightweight tool is designed for efficient pruning of branches and various garden tasks. Its powerful motor and sharp blade ensure precise and clean cuts, while the rechargeable battery provides cordless convenience. This manual provides essential information for safe operation, setup, maintenance, and troubleshooting to ensure optimal performance and longevity of your chainsaw.
2. Instruccions de seguretat
Always prioritize safety when operating power tools. Read and understand all safety warnings and instructions before using the chainsaw. Failure to follow these instructions may result in electric shock, fire, and/or serious injury.
2.1 Seguretat general
- Mantenir la zona de treball neta i ben il·luminada. Les zones desordenades o fosques conviden a accidents.
- No feu servir eines elèctriques en atmosferes explosives, com ara en presència de líquids, gasos o pols inflamables. Les eines elèctriques generen espurnes que poden encendre la pols o els fums.
- Mantingueu els nens i els espectadors allunyats mentre feu servir una eina elèctrica. Les distraccions poden fer que perdis el control.
2.2 Seguretat personal
- Utilitzeu sempre l'equip de protecció individual (EPI) adequat, com ara ulleres de seguretat, protecció auditiva, guants i calçat resistent.
- Vesteix-te correctament. No porteu roba solta ni joies. Mantingueu els cabells i la roba allunyats de les parts mòbils.
- Estigueu alerta, observeu el que feu i feu servir el sentit comú quan utilitzeu una eina elèctrica. No utilitzeu una eina elèctrica mentre esteu cansat o sota els efectes de drogues, alcohol o medicaments.
- Eviteu l'arrencada accidental. Assegureu-vos que l'interruptor estigui en la posició d'apagada abans de connectar la bateria, agafar o transportar l'eina.
2.3 Seguretat específica de la motoserra
- Subjecteu sempre la motoserra fermament amb les dues mans durant el funcionament.
- Assegureu-vos que la cadena estigui correctament tensada i lubricada abans de cada ús.
- Aneu amb compte amb el rebot. El rebot es pot produir quan la punta o el nas de la barra guia toca un objecte o quan la fusta s'acosta i pessiga la cadena de la serra durant el tall.
- No sobrepasseu. Mantingueu els peus i l'equilibri adequats en tot moment.
- No feu servir mai la motoserra per sobre de l'alçada de les espatlles.
- Inspect the area for obstacles such as wires, fences, or other debris before cutting.
- Traieu la bateria quan no la feu servir, abans de netejar-la o quan canvieu els accessoris.
3. Contingut del paquet
Carefully unpack the box and ensure all items are present and undamaged. If any items are missing or damaged, please contact your retailer.
- 1x Portable Electric Chainsaw (1500W)
- 1x 48V Rechargeable Battery
- 1x Bivolt Charger (110V/220V)
- 1x High Hardness Chain
- 1x Guide Bar
- 1x Wrench (Star/Slotted)
- 1x Protective Gloves
- 1x Transport Case

Figura 3.1: Components inclosos
4. Producte acabatview
The Genérico Z-20 chainsaw is designed for ease of use and efficiency. Familiarize yourself with its main components:
- Barra de guia: Supports the saw chain and guides the cut.
- Cadena de serra: The cutting element of the chainsaw. Features a deep quenching process for high hardness and sharp cutting.
- Motor: Powerful 1500W brushless motor, offering high efficiency and durability with 8000 RPM.
- Bateria de la bateria: 48V Lithium-ion rechargeable battery, providing cordless operation.
- Botó de bloqueig de seguretat: Evita l'arrencada accidental.
- Mànec: Ergonomically designed for comfortable one-handed operation.
- Chain Cover: Protects the chain and guide bar when not in use.

Figure 4.1: Chainsaw Components and Dimensions

Figure 4.2: High Hardness Chain Detail

Figure 4.3: Brushless Motor Overview
5. Configuració
5.1 Càrrega de la bateria
- Assegureu-vos que la bateria estigui completament carregada abans del primer ús.
- Connect the charger to a standard electrical outlet (110V/220V).
- Insert the 48V battery into the charger. The indicator light on the charger will show the charging status.
- A full charge typically takes 4-5 hours. Once charged, disconnect the battery from the charger.

Figure 5.1: Battery Charging and Autonomy
5.2 Instal·lació de la cadena i la barra guia
Refer to the diagram on the product for visual guidance. Always wear protective gloves during installation.
- Remove the battery from the chainsaw before installation.
- Unscrew the threaded nut cover on the side of the chainsaw using the provided wrench.
- Carefully place the chain around the sprocket and guide bar, ensuring the cutting edges are facing the correct direction.
- Position the guide bar onto the chainsaw body, aligning the holes.
- Replace the threaded nut cover and tighten it by hand.
- Adjust the chain tension. The chain should be snug but still able to be pulled freely around the guide bar by hand. There should be a small amount of play (approx. 2-3mm) when pulled away from the guide bar.
- Once tension is correct, fully tighten the threaded nut cover with the wrench.
6. Instruccions de funcionament
Always wear protective gloves, safety glasses, and hearing protection when operating the chainsaw.
6.1 Engegada de la motoserra
- Insert the fully charged battery into the chainsaw until it clicks into place.
- Hold the chainsaw firmly with one hand on the main handle and the other on the auxiliary handle (if applicable).
- Press and hold the safety lock button (usually located on the handle).
- While holding the safety lock button, press the trigger switch to start the chainsaw. Release the safety lock button once the chainsaw is running.
6.2 Procediment de tall
- Before cutting, ensure the area is clear of obstructions and bystanders.
- Position the chainsaw with the chain not touching the material to be cut.
- Start the chainsaw as described above.
- Gently bring the running chain into contact with the branch or wood. Allow the chainsaw to do the work; do not force it.
- Maintain a firm grip and stable footing throughout the cut.
- Be mindful of the branch's weight and direction of fall to avoid injury or damage.
6.3 Aturar la motoserra
Release the trigger switch to stop the chainsaw. The chain will stop rotating quickly. Always remove the battery pack after use.
7. Manteniment
Un manteniment regular garanteix la longevitat i el funcionament segur de la motoserra. Traieu sempre la bateria abans de realitzar qualsevol manteniment.
7.1 Neteja
- After each use, clean the chainsaw body with a dry or slightly damp tela.
- Remove sawdust, chips, and debris from the guide bar, chain, and motor vents. Use a brush or compressed air if necessary.
- Assegureu-vos que els contactes de la bateria estiguin nets i lliures de residus.
7.2 Chain and Guide Bar Care
- Afilat de cadena: A sharp chain is crucial for efficient and safe cutting. Sharpen the chain regularly or replace it when dull. Refer to a professional or specific chain sharpening instructions if unsure.
- Tensió de la cadena: Check chain tension before each use. Adjust as needed to prevent the chain from derailing or binding.
- Lubricació de la cadena: Ensure the chain is adequately lubricated. While this model may not have an automatic oiler, manual application of chain oil is recommended for prolonged chain life and smoother operation.
- Manteniment de la barra guia: Clean the guide bar groove regularly to remove debris. Flip the guide bar periodically to ensure even wear.
7.3 Emmagatzematge
- Store the chainsaw in its transport case in a dry, secure place, out of reach of children.
- Traieu la bateria abans de guardar-la durant períodes prolongats.
8. Solució De Problemes
If you encounter issues with your chainsaw, refer to the table below for common problems and solutions.
| Problema | Causa possible | Solució |
|---|---|---|
| La motoserra no arrenca | La bateria no està carregada La bateria no està ben inserida El botó de bloqueig de seguretat no està premut | Carregueu la bateria Assegureu-vos que la bateria estigui completament col·locada Press safety lock button before trigger |
| La cadena no es mou o es mou lentament | Tensió de la cadena massa tensa Cadena desgastada o danyada Debris in guide bar groove | Ajustar la tensió de la cadena Esmola o substitueix la cadena Clean guide bar groove |
| Vibració excessiva | Cadena solta Damaged chain or guide bar | Ajustar la tensió de la cadena Inspeccioneu i substituïu les peces danyades |
| La motoserra talla malament o de manera desigual | Cadena apagada Tensió de cadena incorrecta | Esmola o substitueix la cadena Ajustar la tensió de la cadena |
9. Especificacions
| Característica | Especificació |
|---|---|
| Model | Z-20 |
| Marca | Genérico |
| Font d'alimentació | Funciona amb bateria |
| Tipus de bateria | Ió de liti |
| Voltage | 48 Volts |
| Potència de sortida | 1500 watts |
| Cavalls de força | 1500 Watt (equivalent) |
| Tipus de motor | Sense raspalls |
| Velocitat sense càrrega | 8000 RPM |
| Dimensions del producte (L x A x A) | 40 cm x 17 cm x 15 cm |
| Pes del producte | 2.6 Grams (Note: This weight seems unusually low for a chainsaw. Please verify with product packaging.) |
| Característiques especials | Lleuger |
| Components inclosos | 1x 48V Battery, 1x Mini Chainsaw 1500W, 1x Bivolt Charger 110/220V, 1x Wrench, 1x Case, 1x Chain, 1x Guide Bar, 1x Protective Gloves |
10. Garantia i Suport
Specific warranty information for the Genérico Z-20 Portable Electric Rechargeable Battery Chainsaw is not provided in the product details. For warranty claims, technical support, or replacement parts, please contact your original retailer or the manufacturer directly. Keep your purchase receipt as proof of purchase.





