1. Introduzione
This manual provides essential information for the safe and effective use of your DEWINNER 20V Cordless Grass Trimmer, model DWT2575. Please read these instructions carefully before assembly, operation, or maintenance. Keep this manual for future reference.
2. Istruzioni di sicurezza
Seguire sempre le precauzioni di sicurezza di base per ridurre il rischio di incendio, scosse elettriche e lesioni personali.
- Indossare dispositivi di protezione individuale (DPI) adeguati, come occhiali di sicurezza, guanti e calzature robuste.
- Tenere bambini e animali domestici lontani dall'area di lavoro.
- Ensure the battery is removed before cleaning, maintenance, or when the tool is not in use.
- Non utilizzare il tagliabordi in condizioni di umidità o pioggia.
- Ispezionare l'area di lavoro per verificare che non vi siano detriti, pietre o altri oggetti che potrebbero essere scagliati dalla linea di taglio.
- Use only DEWINNER approved replacement parts and accessories.
- Durante l'uso, tenere saldamente l'utensile con entrambe le mani.
- Avoid contact with the cutting line while the tool is running.
- Do not modify the tool or use it for purposes other than those described in this manual.
3. Componenti del prodotto
Familiarize yourself with the parts of your DEWINNER Grass Trimmer.

Figure 3.1: Labeled Components of the DEWINNER Grass Trimmer
This image displays the main components of the grass trimmer, including the operating handle, on/off switch, battery pack, lock-off button, assist handle, handle adjusting button, telescopic knob, locking knob for support rollers, nose adjustment button, support rollers, plant guard, and line spool.
- Maniglia operativa: Impugnatura principale per il controllo del decespugliatore.
- Interruttore On/Off: Attiva e disattiva il motore.
- Batteria: Provides power to the trimmer.
- Pulsante di blocco: Safety feature to prevent accidental startup.
- Maniglia di assistenza: Adjustable secondary handle for improved control.
- Handle Adjusting Button: Allows adjustment of the assist handle position.
- Manopola telescopica: Adjusts the length of the trimmer shaft.
- Nose Adjustment Button: Used to rotate the trimmer head for edging.
- Rulli di supporto: Wheels for easier edging and maneuverability.
- Protezione per le piante: Protects plants and delicate objects from the cutting line.
- Bobina di filo: Contains the cutting line.
4. Installazione e assemblaggio
Seguire questi passaggi per assemblare il tagliabordi prima del primo utilizzo.
- Attach the Assist Handle: Slide the assist handle onto the main shaft and secure it using the handle adjusting button to your preferred position.
- Installare la protezione di sicurezza: Securely attach the safety guard over the cutting head. Ensure it is firmly in place to prevent debris from being thrown.
- Attach Support Rollers (Optional): If using the trimmer for edging, attach the support rollers to the designated points on the shaft.
- Caricare la batteria: Insert the 20V Lithium-ion battery into the provided charger. Allow it to charge fully before first use. The charger typically takes one hour for a full charge.
- Inserire la batteria: Once charged, slide the battery pack into the battery slot on the main handle until it clicks into place.

Figure 4.1: Trimmer Components and Accessories
This image shows the main trimmer unit, the assist handle, support wheels, two line spools, a battery charger, and a 20V battery pack, illustrating all items included for assembly.
5. Istruzioni per l'uso
5.1 Rifinitura di base
- Regola la lunghezza: Use the telescopic knob to adjust the shaft length to a comfortable working height.
- Regolare la maniglia: Position the assist handle for optimal balance and control.
- Avviare il trimmer: Press the lock-off button and then squeeze the on/off switch to start the motor.
- Tecnica di rifinitura: Hold the trimmer firmly and move it in a sweeping motion across the area to be trimmed. Keep the cutting head slightly above the ground.
- Avanzamento riga automatico: The trimmer features an automatic line feed system. If the line becomes too short, it will automatically extend when the trimmer is running.

Figure 5.1: Proper Trimming Posture
A user is shown operating the DEWINNER grass trimmer in a garden, demonstrating a comfortable and controlled posture for effective trimming.
5.2 Edging Function (2-in-1)
- Rotate Trimmer Head: Press the nose adjustment button and rotate the trimmer head 90 degrees to the edging position.
- Engage Support Rollers: Ensure the support rollers are attached and positioned to guide the trimmer along the edge of your lawn or pathway.
- Start Edging: With the trimmer head rotated and rollers engaged, start the trimmer and guide it along the desired edge. The rollers help maintain a consistent cutting depth.

Figure 5.2: 90-Degree Head Rotation for Edging
This image illustrates the trimmer head rotating 90 degrees, a feature designed to convert the tool from a trimmer to an edger, allowing for precise cuts along lawn borders.

Figure 5.3: Trimmer in Edging Configuration
The image shows the trimmer with its head rotated and support wheels engaged, ready for edging tasks, highlighting its 180-degree and 360-degree rotation capabilities for versatile use.
5.3 Adjusting Handle and Shaft
- Albero telescopico: Loosen the telescopic knob, adjust the shaft to the desired length (36.6 to 44.5 inches), and tighten the knob.
- Maniglia di assistenza: Press the handle adjusting button to change the angle or position of the assist handle for comfort. The handle can rotate 180 degrees.

Figure 5.4: Adjustable Handle and Shaft Features
This diagram illustrates the 180-degree vertical adjustment and 360-degree arbitrary rotation of the assist handle, along with the telescopic shaft, allowing users to customize the trimmer for ergonomic operation.
6. Manutenzione
Una manutenzione regolare garantisce prestazioni ottimali e prolunga la durata del tuo decespugliatore.
- Rimozione della batteria: Rimuovere sempre la batteria prima di effettuare qualsiasi operazione di manutenzione o pulizia.
- Pulizia: After each use, clean the trimmer head, safety guard, and housing with a damp cloth. Remove any grass clippings or debris. Do not use harsh chemicals.
- Sostituzione della linea: When the cutting line is depleted, replace the line spool with a DEWINNER approved replacement. Refer to the product packaging for compatible line specifications.
- Magazzinaggio: Store the trimmer in a dry, secure place, out of reach of children. Ensure the battery is removed for long-term storage.
- Cura della batteria: Store the battery in a cool, dry place. Do not store fully discharged batteries for extended periods.

Figure 6.1: Safety and Heat Management Features
This image highlights the safety button on the handle to prevent accidental starts and the heat emission holes on the motor housing, which are crucial for maintaining the tool's performance and longevity during use.
7. Risoluzione Dei Problemi
| Problema | Possibile causa | Soluzione |
|---|---|---|
| Il trimmer non si avvia. | Batteria non inserita correttamente o scarica. Pulsante di sicurezza non premuto. | Ensure battery is fully charged and correctly inserted. Press the lock-off button before squeezing the trigger. |
| La linea di taglio non si estende. | Line tangled or depleted. | Remove battery, inspect the line spool for tangles, or replace the line spool if depleted. |
| Prestazioni di taglio ridotte. | Cutting line too short or worn. | Allow the automatic line feed to extend the line, or replace the line spool. |
| Vibrazioni eccessive. | Debris caught in the cutting head. | Remove battery, clear any debris from the cutting head and guard. |
8. Specifiche
- Modello: DWT2575
- Marca: DEWINNER
- Fonte di energia: Batteria agli ioni di litio 20V
- Capacità della batteria: 2.0 Ah (incluso)
- Caricabatterie: 1-hour fast charger (included)
- Larghezza di taglio: 23 cm (9 pollici)
- Peso (con batteria): Circa 2.0 kg (4.4 libbre)
- Adjustable Shaft Length: Da 36.6 a 44.5 pollici (da 93 cm a 113 cm)
- Rotazione della testa: 90 degrees for edging
- Rotazione della maniglia: 180 gradi
- Codice UPC: 741157361322
9. Garanzia e supporto
DEWINNER provides a commitment to quality and support for its products.
- Disponibilità ricambi: I pezzi di ricambio per questo prodotto sono disponibili per 5 anni dalla data di acquisto.
- For further assistance, technical support, or warranty claims, please contact DEWINNER customer service through your retailer or the official DEWINNER websito.
10. Protezione ambientale
Do not dispose of electrical appliances or batteries with household waste. Please recycle where facilities exist. Check with your local authority for recycling advice.




