Dedra DED7051
Instruction Manual for DEDRA 18V Cordless Angle Grinder
Model: DED7051
Jenama: Dedra
Produk Selesaiview
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.
Maklumat Keselamatan
Sentiasa baca dan fahami semua amaran keselamatan, arahan, ilustrasi dan spesifikasi yang disediakan dengan alat kuasa ini. Kegagalan mematuhi semua arahan yang disenaraikan di bawah boleh mengakibatkan renjatan elektrik, kebakaran dan/atau kecederaan serius.
- Keselamatan Kawasan Kerja: Pastikan kawasan kerja bersih dan terang. Kawasan bersepah atau gelap mengundang kemalangan. Jangan kendalikan alatan kuasa dalam atmosfera yang mudah meletup, seperti dalam kehadiran cecair mudah terbakar, gas atau habuk.
- Keselamatan Elektrik: Elakkan sentuhan badan dengan permukaan yang dibumikan atau dibumikan, seperti paip, radiator, julat dan peti sejuk. Terdapat peningkatan risiko kejutan elektrik jika badan anda dibumikan atau dibumikan.
- Keselamatan Diri: Always wear eye protection. Use personal protective equipment such as dust masks, non-skid safety shoes, hard hats, or hearing protection for appropriate conditions.
- Penggunaan dan Penjagaan Alat: Jangan paksa alat kuasa. Gunakan alat kuasa yang betul untuk aplikasi anda. Alat kuasa yang betul akan melakukan kerja dengan lebih baik dan lebih selamat pada kadar yang direka bentuk.
- Suis keselamatan: 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.
- Keserasian Cakera: Only use grinding and cutting discs with a diameter of 125 mm or 115 mm that are rated for the grinder's maximum RPM.
Apa yang ada dalam Kotak
Selepas membuka bungkusan, sila sahkan bahawa semua komponen ada dan tidak rosak:
- 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
- Note: Battery and charger are NOT included and must be purchased separately.

Image: A visual reminder that the battery and charger are sold separately from the angle grinder unit.
Persediaan
- Memasang Pemegang Sisi:
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.

Imej: Atas view of the angle grinder showing the disc guard and the spindle assembly where the disc is mounted.
- Memasukkan Bateri:
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.

Imej: Belakang view of the angle grinder, highlighting the battery insertion slot.
Arahan Operasi
- Memulakan Pengisar:
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.
- Grinding and Cutting:
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.
- Menghentikan Pengisar:
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.
Penyelenggaraan
- Pembersihan: Regularly clean the ventilation openings of the grinder to prevent dust accumulation, which can lead to overheating. Use a soft brush or compressed air.
- Pemeriksaan Cakera: Before each use, inspect the grinding or cutting disc for cracks, chips, or excessive wear. Replace damaged discs immediately.
- Storan: Store the grinder in a dry, secure place, out of reach of children. Remove the battery when storing for extended periods.
- Penjagaan Bateri: Follow the manufacturer's instructions for charging and storing the battery pack. Do not expose batteries to extreme temperatures or moisture.
Menyelesaikan masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Pengisar tidak bermula. | Bateri tidak dimasukkan dengan betul atau dinyahcas. | Pastikan bateri terpasang sepenuhnya. Cas bateri jika perlu. |
| Pengisar berhenti semasa operasi. | Excessive pressure applied (safety switch activated). | Reduce pressure on the workpiece. Restart the tool. |
| Getaran atau bunyi yang berlebihan. | Cakera tidak dipasang atau rosak dengan betul. | Check disc installation. Replace disc if damaged or worn. |
| Alat terasa panas. | Overuse or blocked ventilation. | Benarkan alat menjadi sejuk. Bersihkan bukaan pengudaraan. |
Spesifikasi
| Atribut | Nilai |
|---|---|
| Jenama | Dedra |
| Nombor Model | DED7051 |
| Sumber Kuasa | Dikuasakan Bateri (18V) |
| RPM maks | 8500 RPM/min |
| Outer Disc Diameter | 125 Millimeters (also compatible with 115 mm) |
| Diameter Lubang Cakera | 22.2 mm |
| bahan | Nylon (fiberglass-reinforced) |
| Berat Barang | 2 Kilogram |
| Dimensi Pakej | 37 x 14 x 11 cm |
| Bateri Termasuk | Tidak |
| Bateri Diperlukan | Yes (Lithium-Manganese Dioxide type) |
Waranti dan Sokongan
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 weblaman web untuk mendapatkan maklumat terkini.
You can visit the official Dedra store on Amazon for more information and contact options: Dedra Store
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