1. Pengenalan
The HIKOKI G18MGAS9Z is a robust 180 mm AC Angle Grinder engineered for demanding grinding and cutting applications. It features a powerful 2600W motor, delivering a no-load speed of 8400 RPM for efficient material removal. The ergonomic slim handle design enhances user comfort and control during extended operation. This manual provides essential information for the safe and effective use of your angle grinder.

Image 1.1: HIKOKI G18MGAS9Z Angle Grinder in operation, displaying key specifications.
2. Maklumat Keselamatan
Always adhere to general power tool safety guidelines to prevent electric shock, fire, and serious injury. Keep this instruction manual accessible for future reference.
Amaran Keselamatan Alat Kuasa Am:
- 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 di hadapan cecair mudah terbakar, gas atau habuk.
- Keselamatan Elektrik: Palam alat kuasa mesti sepadan dengan alur keluar. Jangan sekali-kali mengubah suai palam. Elakkan sentuhan badan dengan permukaan yang dibumikan atau dibumikan. Jangan dedahkan alatan kuasa kepada hujan atau keadaan basah.
- Keselamatan Diri: Always wear eye protection, hearing protection, and a dust mask when operating the grinder. Dress appropriately; 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 palam daripada sumber kuasa sebelum membuat sebarang pelarasan, menukar aksesori atau menyimpan alatan kuasa.
- Sogokan dan Amaran Berkaitan: Kickback is a sudden reaction to a pinched or snagged rotating wheel. Always maintain a firm grip on the tool and position your body and arm to resist kickback forces.
3. Produk Lebihview
Familiarize yourself with the components of your HIKOKI G18MGAS9Z Angle Grinder before operation.

Image 3.1: Key components of the HIKOKI G18MGAS9Z Angle Grinder.
Komponen:
- Kunci Spindle: Digunakan untuk mengunci gelendong bagi memudahkan penukaran aksesori.
- Pengawal Roda: Provides protection from sparks and debris. Must always be in place.
- Anti-Misoperation Switch: Designed to prevent accidental startup, enhancing safety.
- Motor: The powerful 2600W motor drives the grinding or cutting disc.
- Pemegang sisi: Provides additional grip and control during operation. The 3-way handle design allows for versatile positioning.

Image 3.2: The ergonomic 3-way handle design for enhanced control.
4. Persediaan
4.1 Memasang Pengawal Roda
- Pastikan pengisar dicabut dari sumber kuasa.
- Position the wheel guard over the spindle housing, aligning it to cover the top portion of the disc.
- Secure the guard firmly using the provided fasteners. Ensure it cannot rotate freely.
4.2 Memasang Pemegang Sisi
- The side handle can be attached to either side of the gear housing, or on top, depending on your working preference and comfort.
- Thread the handle clockwise into the designated mounting hole until it is securely tightened.
4.3 Memasang Cakera Pengisar/Pemotongan
- Pastikan pengisar dicabut.
- Tekan dan tahan butang kunci gelendong.
- Letakkan bebibir dalam pada gelendong.
- Mount the appropriate 180 mm grinding or cutting disc onto the spindle, ensuring it sits flush against the inner flange.
- Thread the outer flange (nut) onto the spindle and tighten it securely using the spanner wrench provided, while still holding the spindle lock button.
- Lepaskan kunci gelendong.
5. Arahan Operasi
5.1 Menghidupkan/Mematikan
- Untuk Menghidupkan: Connect the grinder to a 220V power supply. Engage the anti-misoperation switch, then press the main power switch.
- Untuk Mematikan: Release the main power switch. The anti-misoperation switch will automatically reset.
5.2 Teknik Mengisar dan Memotong
Always allow the disc to reach full operating speed (8400 RPM) before making contact with the workpiece.

Image 5.1: Angle grinder in use for cutting metal.
- Pengisaran: Hold the grinder at a 15-30 degree angle to the workpiece. Apply moderate pressure and move the tool smoothly across the surface.
- Memotong: Hold the grinder at a 90-degree angle to the workpiece. Use a steady, even pressure, allowing the disc to cut through the material. Avoid twisting or bending the disc.
5.3 Keselamatan Semasa Operasi
- Pastikan bahan kerja berada dalam keadaan selamatamped.
- Never operate the grinder without the wheel guard properly installed.
- Do not use damaged or incorrect discs.
- Be aware of sparks and debris; ensure no flammable materials are nearby.
6. Penyelenggaraan
Regular maintenance ensures optimal performance and extends the lifespan of your angle grinder.
6.1 Cleaning and Inspection
- Sentiasa cabut plag alat sebelum membersihkan.
- Regularly clean the ventilation slots to prevent dust buildup, which can affect motor performance and lead to overheating.
- Periksa kord kuasa untuk sebarang kerosakan.
- Check the wheel guard and side handle for secure attachment and any signs of damage.
6.2 Penggantian Cakera
Replace grinding or cutting discs when they are worn down, chipped, or damaged. Follow the installation steps in Section 4.3.
6.3 Carbon Brush Inspection
The carbon brushes are wear items. If the motor performance decreases or excessive sparking occurs, have the carbon brushes inspected and replaced by a qualified service technician.
7. Penyelesaian masalah
Bahagian ini menangani isu biasa yang mungkin anda hadapi dengan pengisar sudut anda.
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Pengisar tidak bermula | Tiada bekalan kuasa Kord/palam kuasa rosak Anti-misoperation switch not engaged Kerosakan elektrik dalaman | Periksa salur keluar kuasa dan sambungan Periksa kord untuk kerosakan; gantikan jika perlu Ensure anti-misoperation switch is correctly engaged before pressing power switch Hubungi pusat servis yang dibenarkan |
| Getaran yang berlebihan | Cakera rosak atau tidak seimbang Bebibir longgar Bearing haus | Gantikan cakera Ketatkan bebibir dengan selamat Hubungi pusat servis yang dibenarkan |
| Reduced power or overheating | Slot pengudaraan disekat Berus karbon usang Membebankan alat | Bersihkan slot pengudaraan Have carbon brushes inspected/replaced Reduce pressure and allow the tool to cool |
| Switch dust lock problem | Dust or debris obstructing the switch mechanism | Unplug the tool and carefully clean the switch area with compressed air. If the problem persists, contact service. |
8. Spesifikasi
- Jenama:
- HIKOKI
- Nombor Model:
- G18MGAS9Z
- Sumber Kuasa:
- Elektrik Bertali
- Voltage:
- 220 Volt
- Wattage:
- 2600 Watt
- Kelajuan Putaran Maksimum:
- 8400 RPM
- Diameter roda:
- 180 mm
- Dimensi Produk (L x W x H):
- 48.8L x 10.8W x 13.5H Sentimeter
- Berat Barang:
- 5800 Gram
- Bahan:
- Logam, Plastik
9. Apa yang ada di dalam Kotak
The HIKOKI G18MGAS9Z Angle Grinder package typically includes:
- 1 x Pengisar Sudut
Note: Accessories such as grinding/cutting discs and spanner wrench may be sold separately or included depending on the specific package. Please check your product packaging for a complete list of contents.
10. Sokongan
For technical assistance, service, or warranty inquiries, please contact HIKOKI Power Tools India Pvt Ltd.
Maklumat Hubungan Pengilang:
Hikoki Power Tools India Pvt Ltd
No.11, old no.9A, 1st Main Road
KIADB Peenya 1st Stage
Bengaluru-560058
Please have your model number (G18MGAS9Z) and purchase details ready when contacting support.