1. Киришүү
The Duka ATuMan EP2 Lithium Electric Grinder is a versatile, portable tool designed for a variety of precision tasks including polishing, cutting, carving, and repair work. Its compact size, cordless operation, and adjustable speed settings make it ideal for detailed craftsmanship and hobby projects. This manual provides essential information for safe and effective use of your EP2 grinder.
2. Коопсуздук нускамалары
Always observe basic safety precautions to reduce the risk of injury or damage when using electric tools. Read all instructions carefully before operation.
- Көздү коргоо: Көзүңүздү учкан калдыктардан коргоо үчүн ар дайым коргоочу көз айнек же көз айнекти тагыныңыз.
- Иш чөйрөсү: Keep your work area clean, well-lit, and free from clutter. Ensure adequate ventilation.
- Коопсуз жумуш бөлүгү: Иштеп жаткан учурда кыймылга жол бербөө үчүн даярдоо бөлүгүн ар дайым бекем бекитиңиз.
- Proper Accessories: Use only accessories designed for this tool and suitable for the task. Ensure they are correctly installed.
- Ашыкча жүктөөдөн качыңыз: Куралды мажбурлабаңыз. Курал жумушту белгиленген ылдамдыкта аткарсын.
- Батареянын коопсуздугу: Do not expose the battery to extreme temperatures or disassemble it. Use only the specified charging method.
- Сактагыч: Куралды жана аксессуарларды кургак, балдар жетпеген жерде сактаңыз.
- Not for Heavy-Duty Use: This product is recommended for desktop hand use and is not suitable for large-scale industrial applications such as mold electric grinding, extensive wood carving, root carving, or relief work.

Figure 1: Multiple intelligent protection features including short circuit, charging/discharging, overheat, and overcurrent protection.
3. Пакеттин мазмуну
Your Duka ATuMan EP2 Lithium Electric Grinder package includes the following items:

Figure 2: The Duka ATuMan EP2 Grinder and its comprehensive accessory kit.
Аксессуарлар камтылган:
- Чакс: 2.35mm (x1), 3.17mm (x1)
- Бургулоочу биттер: 3.17мм (x2)
- Sanding Rings: (x4)
- Sanding Ring Tension Wheel: (x1)
- Diamond Grinding Heads (3mm): Cylindrical (x1), Conical (x1), Spherical (x1), Positive Trapezoidal (x1)
- Red Corundum Grinding Heads (3mm): Cylindrical (x1), Conical (x1)
- Red Corundum Grinding Heads (6mm): Spherical (x1), T-shaped (x1)
- Red Corundum Grinding Head (8mm): Positive Trapezoidal (x1)
- Polishing Wheels: Wool Wheels (x7), Wool Wheel Mandrel (x1)
- Кесүүчү дисктер: Diamond Cutting Disc (x1), Stainless Steel Saw Blade (x1), Other Cutting Discs (x4), Saw Blade Connecting Rods (x2)
- ачкыч: Slotted Screwdriver Wrench (x1)
- Щеткалар: Diamond Brush, Nylon Brush

Figure 3: A selection of the 42 rich accessories provided for diverse applications.
4. Продукт бүтүп калдыview
The Duka ATuMan EP2 features a rugged aviation aluminum body for comfortable grip and durability. It incorporates a high-precision rotary bearing system for stable operation.

4-сүрөт: Каптал view of the Duka ATuMan EP2 Grinder.
Компоненттери:

Figure 5: Internal components of the grinder head.
- Collet Sleeve: Secures the collet core.
- Metal Collet Core: Holds the accessory bit.
- Metal Spindle: Drives the accessory bit.
- Spindle Lock Key: Аксессуарларды оңой өзгөртүү үчүн шпиндельди бекитүү үчүн колдонулат.
- Кубат баскычы: Аппаратты күйгүзөт/өчүрөт.
- Ылдамдыкты жөндөө терүү: Located at the base, numbered 1-5 for speed selection.
5. Орнотуу
Аппаратты заряддоо:
Before first use, fully charge the grinder. Connect the charging cable to the device and a suitable USB power source. The charging indicator will show the charging status. A full charge takes approximately 1 hour and 10 minutes.
Аксессуарларды тиркөө:
- Ensure the grinder is turned off.
- Press and hold the Spindle Lock Key to prevent the spindle from rotating.
- Unscrew the Collet Sleeve.
- Insert the desired accessory bit into the Metal Collet Core.
- Screw the Collet Sleeve back on and tighten it firmly while still holding the Spindle Lock Key. Release the key once the accessory is secure.
- Verify the accessory is securely fastened before operation.

Figure 6: Diagram illustrating the components for attaching accessories.
6. Иштөө нускамалары
Күйгүзүү/өчүрүү:
Press the power button located on the body of the grinder to turn it on or off.
Ылдамдыкты жөндөө:
The grinder features a five-speed adjustment system. Rotate the dial at the base of the tool to select the desired speed setting (1-5). The visual speed light prompt will indicate the current setting.
- Ылдам I: 10,000 р/мин
- II ылдамдык: 14,000 р/мин
- III ылдамдык: 18,000 р/мин
- Speed IV: 22,000 р/мин
- Speed V: 28,000 r/min (Maximum Speed)

Figure 7: Speed settings and their corresponding RPMs.
Тиркемелер:
- Жылтыратуу: Use wool felt or wool wheels for polishing wood, plastic, ceramic, metal, and jade.
- Кесүү: Attach cutting blades for precise cuts on various materials.
- Оюу/Гравюра: Utilize spherical milling cutter grinding heads for detailed work on wood, plastic, and other materials.
- Бургулоо: Use high-speed steel drill bits for drilling into wood, plastic, and similar materials.
- Rust/Burr Removal: Diamond or nylon brushes are effective for cleaning and removing rust or burrs from metal.

Figure 8: Polishing a walnut with the EP2 Grinder.

Figure 9: Engraving leather with the EP2 Grinder.

Figure 10: Drilling into timber with the EP2 Grinder.

Figure 11: Removing rust from metal using the EP2 Grinder.

Figure 12: Carving jade with the EP2 Grinder.
7. Техникалык тейлөө
- Тазалоо: After each use, disconnect the tool from any power source and clean the exterior with a soft, dry cloth. Remove any dust or debris from the ventilation slots.
- Аксессуарларга кам көрүү: Clean accessories after use and store them properly to maintain their sharpness and effectiveness.
- Батареяга кам көрүү: For optimal battery life, avoid fully discharging the battery frequently. Store the tool with a partial charge if not used for extended periods.
- Сактагыч: Store the grinder and its accessories in a cool, dry place, away from direct sunlight and moisture.

Figure 13: Efficient heat dissipation design for prolonged motor life.
8. Кыйынчылыктарды
- Курал күйбөйт: Ensure the battery is charged. If the battery is charged, check the power button for proper function.
- Reduced Performance/Power: The battery may be low. Recharge the device. If the issue persists, the accessory might be dull or improperly installed.
- Ашыкча титирөө: Ensure the accessory is correctly and securely installed. Check if the accessory is bent or damaged; replace if necessary.
- Ашыкча ысып кетүү: If the tool feels excessively hot, stop operation immediately and allow it to cool down. Ensure ventilation slots are clear. Avoid continuous heavy-duty use.

Figure 14: High concentricity ensures stable grinding without deviation.
9. Техникалык шарттар

Сүрөт 15: Продукциянын өлчөмдөрү.
| Өзгөчөлүк | Спецификация |
|---|---|
| Модель аты | EP2 Lithium Electric Grinder |
| Өлчөмдөр | L207 × φ37mm |
| Таза Салмак | Болжол менен 260г |
| Дене материалы | Алюминий эритмеси, пластик |
| Ылдамдык орнотуулары | 5 Gears (10,000 - 28,000 r/min) |
| Motor Voltage | 7.2V |
| Батарея сыйымдуулугу | 1100mAh |
| Заряддоо убактысы | Болжол менен 1 саат 10 мүнөт |
| No-load Endurance | 50 мүнөткө чейин |
| Power Source | DC |
| Сертификация | Жок |
10. Колдонуучунун кеңештери
- Жай баштоо: Begin with lower speed settings for delicate work or when you are new to a material, gradually increasing зарылчылыкка жараша.
- Жарык басымы: Let the tool's speed and the accessory do the work. Applying excessive pressure can reduce efficiency, damage the workpiece, or cause the tool to overheat.
- Скраптар менен машыгуу: Before working on your final project, practice on scrap materials to get a feel for the tool and the chosen accessory.
- Аксессуарларды таза кармаңыз: Regularly clean grinding and polishing heads to maintain their effectiveness and prevent material buildup.
- Батарея башкаруу: For longer projects, consider having the charger nearby or taking short breaks to allow the battery to recover slightly.
11. Кепилдик жана колдоо
Кепилдик маалыматы, техникалык колдоо же тейлөө боюнча суроо үчүн сатуучунун саясаттарын караңыз же сатып алуу пунктуна кайрылыңыз. Сатып алганыңыздын далили катары сатып алуу дүмүрчөгүңүздү сактаңыз.





