1. Pengenalan
Thank you for choosing the CDIYTOOL Cordless Brushless Angle Grinder. This manual provides essential information for the safe and effective operation, assembly, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before use and keep it for future reference.
This angle grinder is designed for grinding, cutting, and polishing various materials. It features a powerful brushless motor and is compatible with Milwaukee 18V batteries (not included).

Image 1.1: CDIYTOOL Cordless Brushless Angle Grinder and included components.
2. Arahan Keselamatan
AMARAN: Baca 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.
2.1 Keselamatan Alat Kuasa Am
- Keselamatan Kawasan Kerja: Pastikan kawasan kerja anda bersih dan terang. Kawasan bersepah atau gelap mengundang kemalangan. Jangan kendalikan alatan kuasa dalam atmosfera yang mudah meletup, seperti di hadapan cecair mudah terbakar, gas atau habuk.
- Keselamatan Elektrik: This tool is cordless. Ensure the battery pack is fully charged before use. Do not expose power tools to rain or wet conditions.
- Keselamatan Diri: Always wear eye protection (safety goggles), hearing protection, and a dust mask when operating the grinder. Wear appropriate clothing; avoid loose clothing or jewelry. Secure long hair.
- Penggunaan dan Penjagaan Alat: Jangan paksa alat kuasa. Gunakan alat kuasa yang betul untuk aplikasi anda. Putuskan sambungan pek bateri sebelum membuat sebarang pelarasan, menukar aksesori atau menyimpan alatan kuasa.
- Keserasian Bateri: This tool is designed for use with Milwaukee M18 batteries. Do not attempt to use incompatible battery packs.
2.2 Keselamatan Khusus Pengisar Sudut
- Pengawal: Always use the wheel guard provided. Ensure it is securely attached and adjusted for maximum safety.
- Aksesori: Only use accessories that are rated for the speed of the grinder and are correctly sized (125mm wheels).
- Sogokan balik: Be aware of kickback, which is a sudden reaction to a pinched or snagged rotating wheel. Always maintain a firm grip on the tool.
- Sparks: Grinding and cutting operations produce sparks. Keep bystanders and flammable materials away from the work area.
- penyejukan: Biarkan alat sejuk semasa penggunaan yang berpanjangan untuk mengelakkan terlalu panas.
3. Produk Lebihview
The CDIYTOOL Cordless Brushless Angle Grinder is a versatile tool featuring a powerful brushless motor for enhanced efficiency and durability. It offers three variable speeds up to 12000 RPM for various applications.
3.1 Ciri-ciri Utama
- Motor tanpa berus: Provides high performance, energy efficiency, and extended tool lifespan with reduced maintenance.
- Reka bentuk tanpa wayar: Offers unparalleled convenience and flexibility, eliminating the need for power outlets and tangled cords.
- Kelajuan berubah: Three adjustable speeds up to 12000 RPM for optimal control across different tasks.
- Pemegang ergonomik: Adjustable handle suitable for both left and right-handed users, ensuring comfort and control during prolonged use.
- Milwaukee M18 Compatibility: Designed to work with Milwaukee M18 series batteries (battery not included).

Image 3.1: Benefits of the powerful brushless motor.

Image 3.2: Ergonomic design and safety features.
3.2 Komponen yang Disertakan
Pakej termasuk:
- 1 x Cordless Angle Grinder
- 1 x Wheel Guard
- 1 x Pemegang Bantu
- 1 x Sepana Sepana
- 2 x Steel Grinding Wheels
- 2 x Cakera Pemotongan Logam
- 2 x Grinding Wheels

Image 3.3: Various discs and wheels included for different tasks.
4. Spesifikasi Teknikal
| Spesifikasi | Nilai |
|---|---|
| Nombor Model | 2520021111-S |
| bahan | Aloi Aluminium |
| Operating Speed (Max) | 12000 RPM |
| Benang gelendong | M14 |
| Diameter Roda | 125 mm |
| Voltage | 18 Volt (DC) |
| Sumber Kuasa | Dikuasakan Bateri (Bateri tidak disertakan) |
| Berat badan | 2.23 Kilogram |
| Dimensi | 35.79 x 15.9 x 11.7 cm |
5. Pemasangan dan Persediaan
5.1 Pemasangan Bateri
This angle grinder is compatible with Milwaukee M18 series batteries. To install the battery, align the battery pack with the base of the tool and slide it in until it clicks securely into place. To remove, press the battery release button and slide the battery out.

Image 5.1: Battery compatibility with Milwaukee M18 series (battery not included).
5.2 Wheel Guard and Auxiliary Handle Installation
- Pengawal Roda: Position the wheel guard over the spindle housing. Ensure it is oriented to protect you from sparks and debris. Tighten the guard's clamp skru dengan kuat.
- Pemegang Bantu: Screw the auxiliary handle into one of the threaded holes on the side of the grinder head. Choose the side that provides the most comfortable and secure grip for your operation.
5.3 Installing/Changing Grinding/Cutting Wheels
Always ensure the battery is removed before changing wheels.
- Tekan dan tahan butang kunci gelendong.
- Using the provided spanner wrench, turn the upper pressure sheet counter-clockwise to loosen and remove it.
- Place the desired grinding or cutting wheel onto the lower pressure plate, ensuring the convex surface of the wheel faces the tool.
- Install the upper pressure plate onto the spindle, ensuring its convex surface faces the wheel.
- Press the spindle lock button again and tighten the upper pressure plate clockwise with the spanner wrench until secure.

Image 5.2: Detailed steps for wheel installation.
6. Operasi
6.1 Menghidupkan/Mematikan
- To turn on the grinder, press the safety two-action switch and then the power button.
- To turn off, release the power button. The safety switch can be locked for continuous operation, but always ensure to unlock and turn off the tool when not in use.
6.2 Kawalan Kelajuan
This grinder features three variable speed settings. Adjust the speed according to the material and task. Lower speeds are suitable for polishing or delicate work, while higher speeds are for aggressive grinding and cutting.
6.3 Aplikasi
The cordless angle grinder is suitable for a wide range of tasks:
- Pengisaran: Smoothing rough surfaces, removing excess material from metal, concrete, or masonry.
- Memotong: Cutting metal pipes, rebar, tiles, and other hard materials.
- Menggilap: Achieving a smooth finish on various surfaces (with appropriate polishing pads/wheels).
- Wallboard Grooving: Creating grooves in wallboard for specific installations.

Imej 6.1: Cthamples of versatile applications for the angle grinder.
7. Penyelenggaraan
Regular maintenance ensures the longevity and safe operation of your tool.
- Pembersihan: After each use, clean the tool with a soft, dry cloth. Remove any dust or debris from the ventilation openings. Do not use water or chemical cleaners.
- Penggantian Cakera: Replace worn or damaged grinding/cutting discs immediately. Never use a damaged disc.
- Storan: Simpan alat di tempat yang kering dan selamat dari jangkauan kanak-kanak. Keluarkan pek bateri sebelum disimpan.
- Pemeriksaan: Periodically inspect the power tool for any signs of damage, loose parts, or wear. If any issues are found, do not use the tool until it has been repaired.
8. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Alat tidak bermula | Bateri tidak dicas atau tidak dipasang dengan betul | Pastikan bateri dicas sepenuhnya dan dimasukkan dengan betul. |
| Prestasi/kuasa dikurangkan | Low battery charge; Worn or incorrect disc | Recharge battery; Replace disc with appropriate type and ensure it's not worn. |
| Getaran yang berlebihan | Damaged or improperly installed disc; Loose components | Inspect and replace disc if damaged; Ensure disc and guard are securely fastened. |
| Alat terlalu panas | Prolonged heavy use; Blocked ventilation | Allow tool to cool down; Clear any obstructions from ventilation slots. |
9. Waranti dan Sokongan
Untuk maklumat jaminan atau sokongan teknikal, sila rujuk dokumentasi yang disediakan semasa pembelian atau hubungi peruncit anda. Simpan bukti pembelian anda untuk sebarang tuntutan jaminan.