1. Pengenalan
This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your FEIN AHKS 18-57 AS 18V Cordless Brushless AMPShare F-Iron Cut 150mm Circular Saw. Please read this manual thoroughly before initial use and keep it for future reference. This circular saw is designed for cutting metal materials with precision and efficiency.
2. Arahan Keselamatan
Always observe basic safety precautions to reduce the risk of fire, electric shock, and personal injury. This tool is powerful and requires careful handling.
- Peralatan Pelindung Diri: Always wear safety glasses, hearing protection, and appropriate work gloves when operating the saw.
- Kawasan Kerja: Pastikan kawasan kerja anda bersih, terang dan bebas daripada halangan. Jauhkan orang ramai daripadanya.
- Keadaan alat: Inspect the tool, blade, and battery for any damage before each use. Do not operate a damaged tool.
- Bahan Kerja Selamat: Sentiasa ketatkan benda kerja dengan kukuh untuk mengelakkan pergerakan semasa memotong.
- Cengkaman yang betul: Kekalkan cengkaman yang kuat pada gergaji dengan kedua-dua belah tangan semasa mengendalikannya.
- Swarf Management: The saw is equipped with a swarf collecting vessel. Ensure it is properly attached and emptied regularly to prevent accumulation of hot swarf.
- Keselamatan Bateri: Gunakan hanya serasi AMPShare batteries. Do not expose batteries to extreme temperatures or moisture.
- Dead Man's Switch: The saw features a dead man's switch for safety. The tool will stop when the switch is released.
- Mulakan semula Perlindungan: Be aware of restart protection, which prevents the tool from automatically restarting after a power interruption.
- Temperature Shutdown: The tool has temperature-based shutdown to prevent overheating. Allow the tool to cool if this occurs.
- Pendulum Protection Cover: Ensure the pendulum protection cover is functioning correctly and not obstructed.
3. Komponen Produk
Familiarize yourself with the main parts of your FEIN AHKS 18-57 AS circular saw.

Rajah 3.1: Keseluruhannya view of the FEIN AHKS 18-57 AS Cordless Brushless Circular Saw, highlighting its compact design and the battery interface.

Rajah 3.2: Pro sampinganfile of the circular saw, showing the base plate, blade guard, and ergonomic handle design.

Rajah 3.3: Terperinci view daripada AMPShare battery connection area and the tool's control panel, including speed settings or indicators.
- Perumahan Motor: Contains the brushless motor.
- pemegang: Ergonomically designed for secure grip.
- Pengawal Bilah: Retractable guard for blade protection.
- Plat asas: Provides stability and guides the saw along the workpiece.
- Bilah Clamp/Arbor: Secures the circular saw blade.
- Swarf Collecting Vessel: Collects metal chips and debris during cutting.
- Antara Muka Bateri: Serasi dengan AMPShare 18V batteries.
- Guide Rail Adapter: Removable adapter for compatibility with common guide rails.
4. Persediaan
4.1 Pemasangan Bateri
- Ensure the saw is switched off and the dead man's switch is disengaged.
- Selaraskan AMPShare 18V battery with the battery slot on the saw.
- Luncurkan bateri ke dalam slot sehingga ia mengklik pada tempatnya dengan selamat.
- Untuk mengeluarkan, tekan butang pelepas bateri dan luncurkan bateri keluar.
4.2 Blade Installation/Change
Sentiasa putuskan sambungan bateri sebelum menukar bilah.
- Place the saw on a stable surface.
- Locate the blade locking mechanism (if present) and engage it to prevent blade rotation.
- Using the provided socket head wrench (5 mm), loosen the arbor nut.
- Carefully open the blade guard and remove the old blade.
- Install the new 150mm circular saw blade for construction steel, ensuring the rotation direction matches the arrow on the saw.
- Tighten the arbor nut securely with the wrench.
- Disengage the blade locking mechanism and ensure the blade guard moves freely.
4.3 Memasang Aksesori
- Swarf Collecting Vessel: Attach the swarf collecting vessel to the designated port on the saw. Ensure it is fitted securely to collect up to 80% of hot swarf.
- Guide Rail Adapter: For straight, long cuts, attach the removable guide rail adapter to the saw's base plate. This allows compatibility with common guide rails (e.g., Makita, Bosch, Festool, Mafell).
- Parallel Stop: Utilize the parallel stop for consistent rip cuts. Insert it into the designated slot on the base plate and adjust to the desired width.
5. Arahan Operasi
5.1 Menghidupkan/Mematikan
- To turn on the saw, depress the dead man's switch. The saw will begin to operate.
- To turn off the saw, release the dead man's switch. The efficient brake will stop the blade within approximately 0.2 seconds.
5.2 Membuat Potongan
This saw is specifically designed for cutting metal. Ensure the correct blade for construction steel is installed.

Rajah 5.1: Demonstrates proper two-hand grip while cutting a metal sheet, ensuring stability and control.

Rajah 5.2: Illustrates the cutting action on metal, showing the efficient removal of material and controlled spark generation.

Rajah 5.3: Shows the saw being used with a compatible guide rail, enabling precise and straight cuts on larger metal pieces.
- Sediakan Bahan Kerja: Secure the metal workpiece firmly to a stable surface using clamps atau ragum.
- Gergaji Kedudukan: Place the saw's base plate flat on the workpiece, ensuring the blade is aligned with your cut line. The pendulum protection cover will retract as you begin the cut.
- Start Cut: Depress the dead man's switch and allow the blade to reach full speed before engaging the material.
- Kadar suapan: Apply steady, even pressure to feed the saw through the material. Do not force the saw; let the tool do the work.
- Potongan Lengkap: Continue through the material until the cut is complete. Release the dead man's switch to stop the blade.
- After Cut: Wait for the blade to come to a complete stop before lifting the saw from the workpiece.
5.3 AMPShare Compatibility
The FEIN AHKS 18-57 AS is part of the AMPShare 18V battery system, powered by Bosch. This allows for flexible use of compatible 18V batteries across various professional tools, optimizing efficiency and reducing the need for multiple battery systems.
6. Penyelenggaraan
Penyelenggaraan yang kerap memastikan jangka hayat dan prestasi optimum gergaji bulat anda.
- Pembersihan:
- After each use, empty the swarf collecting vessel.
- Use a dry cloth or soft brush to clean dust and debris from the tool's ventilation openings and exterior.
- Jangan gunakan pelarut atau pembersih pelelas.
- Pemeriksaan Bilah: Regularly inspect the circular saw blade for wear, damage, or dullness. Replace dull or damaged blades promptly to maintain cutting efficiency and safety.
- Penjagaan Bateri: Simpan bateri di tempat yang sejuk dan kering. Jangan simpan bateri yang telah dinyahcas sepenuhnya untuk tempoh yang lama.
- Storan: Store the saw in its L-BOXX case in a dry, secure location, out of reach of children.
7. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Saw tidak bermula. | Battery not inserted correctly or discharged. Dead man's switch not fully depressed. Restart protection engaged. | Ensure battery is fully charged and properly inserted. Fully depress the dead man's switch. If restart protection is active, release and re-engage the switch. |
| Saw stops during operation. | Overload or overheating. Battery low. | Reduce cutting pressure. Allow tool to cool down if temperature shutdown activates. Replace or recharge battery. |
| Poor cutting performance / Excessive sparks. | Dull or incorrect blade. Improper feed rate. | Replace with a sharp, appropriate blade for metal. Adjust feed rate to a steady, even pace. |
| Swarf not collected effectively. | Swarf collecting vessel full or improperly attached. | Empty the swarf collecting vessel. Ensure it is securely attached to the saw. |
8. Spesifikasi Teknikal
| Ciri | Spesifikasi |
|---|---|
| Nombor Model | AHKS 18-57 AS (71360461000) |
| Sumber Kuasa | Dikuasakan oleh Bateri (AMPShare 18V) |
| Voltage | 18 Volt |
| Jenis Motor | Tanpa berus |
| Diameter Bilah | 150mm |
| Berat badan | 6.84 Kilogram |
| Dimensi Produk (L x W x H) | 28.7 x 17.9 x 24.9 cm |
| Bahan Pemegang | aluminium |
| Komponen yang Disertakan | 1 x guide rail adapter, 1 x plastic tool case (L-BOXX 238), 1 x parallel stop, 1 x circular saw blade for construction steel, 1 x socket head wrench 5 mm, 1 x swarf collecting vessel (fitted) |
| Syor Permukaan | logam |
9. Waranti dan Sokongan
For information regarding warranty coverage, service, or technical support for your FEIN AHKS 18-57 AS circular saw, please refer to the warranty card included with your product or visit the official FEIN webtapak. Simpan bukti pembelian anda untuk sebarang tuntutan waranti.
For further assistance, contact FEIN customer service through their official channels. Ensure you have your product model number (AHKS 18-57 AS or 71360461000) and purchase details ready.





