Dedra DED7051
Instruction Manual for DEDRA 18V Cordless Angle Grinder
Model: DED7051
Značka: Dedra
Koniec produktuview
The DEDRA SAS+ALL DED7051 18V Cordless Angle Grinder is designed for cutting and grinding tasks. This tool features a powerful motor capable of reaching speeds up to 8500 RPM, compatible with 125 mm and 115 mm diameter discs. Its ergonomic design, lightweight construction (2.2 kg), and fiberglass-reinforced nylon housing ensure durability and comfortable operation.
Key features include a safety switch that interrupts power if excessive pressure is applied to the workpiece, preventing damage or overheating. The quick-release system for discs, a two-position side handle, and a rubberized grip enhance user comfort and control. The disc changing key is conveniently stored within the side handle.

Image: DEDRA 18V Cordless Angle Grinder, showing the main unit with the side handle and disc guard installed.
Bezpečnostné informácie
Vždy si prečítajte a pochopte všetky bezpečnostné upozornenia, pokyny, ilustrácie a špecifikácie dodané s týmto elektrickým náradím. Nedodržanie všetkých nižšie uvedených pokynov môže mať za následok úraz elektrickým prúdom, požiar a/alebo vážne zranenie.
- Bezpečnosť pracovného priestoru: Udržujte pracovný priestor čistý a dobre osvetlený. Neporiadok alebo tmavé miesta riskujú nehody. Nepoužívajte elektrické náradie vo výbušnom prostredí, napríklad v prítomnosti horľavých kvapalín, plynov alebo prachu.
- Elektrická bezpečnosť: Zabráňte kontaktu tela s uzemnenými povrchmi, ako sú potrubia, radiátory, sporáky a chladničky. Ak je vaše telo uzemnené, existuje zvýšené riziko úrazu elektrickým prúdom.
- Osobná bezpečnosť: Always wear eye protection. Use personal protective equipment such as dust masks, non-skid safety shoes, hard hats, or hearing protection for appropriate conditions.
- Použitie a starostlivosť o náradie: Netlačte na elektrické náradie silou. Používajte správne elektrické náradie pre vašu aplikáciu. Správne elektrické náradie vykoná prácu lepšie a bezpečnejšie pri rýchlosti, pre ktorú bolo navrhnuté.
- Bezpečnostný spínač: The grinder is equipped with a safety switch that cuts off power if excessive pressure is applied to the workpiece. This prevents damage to the tool and potential overheating. Do not attempt to bypass or disable this safety feature.
- Kompatibilita diskov: Only use grinding and cutting discs with a diameter of 125 mm or 115 mm that are rated for the grinder's maximum RPM.
Čo je v krabici
Po otvorení balenia skontrolujte, či sú všetky komponenty prítomné a nepoškodené:
- 1 x DEDRA 18V Cordless Angle Grinder (Main Unit)
- 1 x Auxiliary Side Handle
- 1 x Disc Guard
- 1 x Two-hole Wrench for Disc Change
- Poznámka: Batéria a nabíjačka NIE SÚ súčasťou balenia a je potrebné ich zakúpiť samostatne.

Image: A visual reminder that the battery and charger are sold separately from the angle grinder unit.
Nastavenie
- Pripevnenie bočnej rukoväte:
The auxiliary side handle can be screwed into either of the two threaded holes on the grinder's gear housing, depending on your preferred working position and hand dominance. Ensure it is tightened securely.

Image: The angle grinder with the side handle attached, demonstrating its position.
- Mounting the Disc Guard:
Position the disc guard over the spindle housing. Rotate it until it covers the disc adequately for your application, providing maximum protection. Tighten the guard's clamping mechanism firmly to prevent movement during operation.
- Installing the Grinding/Cutting Disc:
Ensure the grinder is switched off and the battery is removed before installing or changing discs. Press the spindle lock button to secure the spindle. Place the inner flange onto the spindle, then position the grinding or cutting disc onto the inner flange. Secure the disc with the outer flange and tighten it using the provided two-hole wrench. Release the spindle lock.

Obrázok: Hore view of the angle grinder showing the disc guard and the spindle assembly where the disc is mounted.
- Vloženie batérie:
Align the battery pack with the battery slot at the rear of the grinder handle. Slide the battery into place until it clicks securely. Ensure it is fully seated before operation.

Obrázok: Zadná strana view of the angle grinder, highlighting the battery insertion slot.
Návod na obsluhu
- Spustenie mlynčeka:
With the battery inserted and disc securely mounted, hold the grinder firmly with both hands. Press the power switch to start the tool. Allow the disc to reach full speed before making contact with the workpiece.
- Brúsenie a rezanie:
Apply light, consistent pressure. Do not force the tool. The integrated safety switch will activate and cut power if excessive pressure is detected, protecting the tool from overload and overheating. If this occurs, reduce pressure and restart the tool.
- Zastavenie mlynčeka:
Release the power switch to stop the tool. Wait for the disc to come to a complete stop before setting the grinder down or performing any adjustments.
Údržba
- Čistenie: Regularly clean the ventilation openings of the grinder to prevent dust accumulation, which can lead to overheating. Use a soft brush or compressed air.
- Kontrola disku: Pred každým použitím skontrolujte brúsny alebo rezný kotúč, či nie je prasknutý, odštiepený alebo nadmerne opotrebovaný. Poškodené kotúče ihneď vymeňte.
- Ukladací priestor: Store the grinder in a dry, secure place, out of reach of children. Remove the battery when storing for extended periods.
- Starostlivosť o batérie: Follow the manufacturer's instructions for charging and storing the battery pack. Do not expose batteries to extreme temperatures or moisture.
Riešenie problémov
| Problém | Možná príčina | Riešenie |
|---|---|---|
| Mlynček sa nespustí. | Batéria nie je správne vložená alebo je vybitá. | Uistite sa, že batéria je úplne vložená. V prípade potreby batériu nabite. |
| Mlynček sa počas prevádzky zastaví. | Excessive pressure applied (safety switch activated). | Reduce pressure on the workpiece. Restart the tool. |
| Nadmerné vibrácie alebo hluk. | Disk je nesprávne nainštalovaný alebo poškodený. | Check disc installation. Replace disc if damaged or worn. |
| Nástroj je horúci. | Nadmerné používanie alebo zablokované vetranie. | Nechajte náradie vychladnúť. Vyčistite vetracie otvory. |
Špecifikácie
| Atribút | Hodnota |
|---|---|
| Značka | Dedra |
| Číslo modelu | 7051 DED |
| Zdroj napájania | Napájanie z batérie (18V) |
| Max RPM | 8500 RPM/min |
| Outer Disc Diameter | 125 Millimeters (also compatible with 115 mm) |
| Priemer otvoru disku | 22.2 mm |
| Materiál | Nylon (fiberglass-reinforced) |
| Hmotnosť položky | 2 kg |
| Rozmery balenia | 37 x 14 x 11 cm |
| Vrátane batérií | Nie |
| Vyžadujú sa batérie | Yes (Lithium-Manganese Dioxide type) |
Záruka a podpora
Dedra products are designed for quality and reliability, undergoing testing at every stage of their lifecycle to ensure high standards. While specific warranty details are not provided in this manual, for any product support, technical assistance, or warranty claims, please contact Dedra customer service or refer to the official Dedra webstránky, kde nájdete najaktuálnejšie informácie.
You can visit the official Dedra store on Amazon for more information and contact options: Dedra Store
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