Stihl Brush Knife 300-3 (4119 713 4100) Instruction Manual

1. ຜະລິດຕະພັນເກີນview

The Stihl Brush Knife 300-3, part number 4119 713 4100, is a genuine Stihl OEM replacement blade designed for heavy-duty clearing applications. This 3-bladed knife is specifically engineered for thinning and removing tough, tangled grass, scrub, and thorny bushes.

ການ​ນໍາ​ໃຊ້​ຈຸດ​ປະ​ສົງ​: This brush knife is intended for use with compatible Stihl brushcutters to clear dense vegetation. It is not designed for cutting wood or other hard materials.

ຄວາມເຂົ້າກັນໄດ້: This blade is suitable for the following Stihl brushcutter models: FS160, FS220, FS280, FS290, FS300, FS310, FS350, FS400, FS450, FS480.

ຮູບພາບ 1.1: The Stihl Brush Knife 300-3. This image shows the Stihl Brush Knife 300-3, a durable metal blade designed for heavy-duty clearing tasks. It features three sharp cutting edges and a central mounting hole.

2. ຂໍ້ມູນຄວາມປອດໄພ

ຄຳເຕືອນ: Always read and understand the safety precautions and operating instructions in your brushcutter's owner's manual before installing, operating, or maintaining this brush knife.

• ອຸປະກອນປ້ອງກັນສ່ວນບຸກຄົນ (PPE): Always wear appropriate PPE, including eye protection, hearing protection, head protection, heavy-duty gloves, long pants, and safety boots, when handling or operating the brush knife.
• ປິດພະລັງງານ: Before performing any installation, maintenance, or inspection, ensure the brushcutter engine is switched off and the spark plug cap is removed to prevent accidental starting.
• ຂອບແຫຼມ: The brush knife has sharp edges. Handle with extreme care and always wear heavy-duty gloves to prevent injury.
• ການຕິດຕັ້ງທີ່ປອດໄພ: Ensure the brush knife is correctly and securely installed according to the brushcutter's manual. An improperly installed blade can detach and cause serious injury.
• ກວດ​ສອບ​ກ່ອນ​ການ​ນໍາ​ໃຊ້​: Before each use, inspect the blade for cracks, bends, or other damage. Do not use a damaged blade; replace it immediately.
• ພື້ນທີ່ເຮັດວຽກທີ່ຈະແຈ້ງ: Ensure the work area is clear of bystanders, pets, and obstacles that could be struck by the blade or ejected debris.

3. ເນື້ອໃນຊຸດ

ຊຸດຂອງທ່ານຄວນມີລາຍການຕໍ່ໄປນີ້:

• One (1) Stihl Brush Knife 300-3 (Part No. 4119 713 4100)

4. ການຕິດຕັ້ງແລະການຕິດຕັ້ງ

Installation of the Stihl Brush Knife 300-3 requires careful attention to detail to ensure safe operation. Always refer to your specific Stihl brushcutter's owner's manual for detailed, model-specific instructions and diagrams.

1. Prepare Brushcutter: Ensure the brushcutter engine is switched off and cool. Remove the spark plug cap to prevent accidental starting. Place the brushcutter on a stable, flat surface.
2. ໃສ່ອຸປະກອນປ້ອງກັນສ່ວນຕົວ (PPE): Put on heavy-duty gloves and eye protection before handling the blade.
3. ເອົາໄຟລ໌ແນບທີ່ມີຢູ່ແລ້ວອອກ (ຖ້າມີ): If an existing cutting attachment is installed, follow your brushcutter's manual to safely remove it. This typically involves using a locking pin or tool to secure the shaft and then unscrewing the retaining nut.
4. Install Brush Knife: Place the Stihl Brush Knife 300-3 onto the brushcutter's gearhead shaft, ensuring the central hole (20mm diameter) aligns correctly. The blade should sit flush against the support washer or plate. Ensure the cutting direction indicated on the blade (if any) matches the rotation direction of the brushcutter.
5. Secure Blade: Install the necessary washers, clamping plates, and retaining nut as specified in your brushcutter's manual. Tighten the retaining nut securely using the appropriate tools. Do not overtighten.
6. ຢືນຢັນການຕິດຕັ້ງ: After installation, manually rotate the blade to ensure it is properly seated and spins freely without wobbling. Check that all fasteners are tight.
7. ກວດສອບຄັ້ງສຸດທ້າຍ: Reattach the spark plug cap.

5. ຄໍາແນະນໍາການດໍາເນີນງານ

The Stihl Brush Knife 300-3 is designed for efficient clearing when used correctly. Always operate your brushcutter according to its owner's manual.

• ການ​ກວດ​ສອບ​ກ່ອນ​ການ​ດໍາ​ເນີນ​ງານ​: Before starting the brushcutter, ensure the blade is securely attached, free from damage, and the work area is clear.
• ການ​ເລີ່ມ​ຕົ້ນ Brushcutter ໄດ້​: Follow the starting procedure outlined in your brushcutter's manual.
• ເຕັກ​ນິກ​ການ​ຕັດ​: Use a sweeping motion to cut through dense vegetation. Allow the blade to do the work; do not force it. Maintain a firm grip on the brushcutter handles.
• ຮັກສາໄລຍະຫ່າງ: Keep a safe distance from the cutting attachment and ensure bystanders are well away from the operating area.
• ຫຼີກ​ລ້ຽງ​ການ​ອຸ​ປະ​ສັກ​: Be vigilant for rocks, metal objects, or other hard obstacles that could damage the blade or be ejected.
• Stopping the Brushcutter: Follow the stopping procedure outlined in your brushcutter's manual. Allow the blade to come to a complete stop before setting the machine down.

6. ບໍາລຸງຮັກສາ

Proper maintenance extends the life of your Stihl Brush Knife 300-3 and ensures safe operation.

• ທໍາຄວາມສະອາດ: After each use, clean the blade thoroughly to remove sap, dirt, and debris. Use a stiff brush and appropriate cleaning agents if necessary. Ensure the blade is dry before storage.
• ການກວດກາ: Regularly inspect the blade for signs of wear, cracks, bends, or missing teeth. Even minor damage can compromise safety and performance.
• ຄົມຊັດ: The 3-bladed knife can be sharpened. Use a suitable file or grinding tool, maintaining the original blade angle. Ensure all three blades are sharpened evenly to maintain balance. If unsure, consult a Stihl authorized dealer.
• ການທົດແທນ: Replace the blade if it is severely damaged, bent, or excessively worn. Using a damaged blade can lead to serious injury or damage to the brushcutter.
• ການເກັບຮັກສາ: Store the brush knife in a dry place, protected from moisture and corrosion. Consider applying a thin layer of oil to prevent rust. Keep out of reach of children.

7. ການແກ້ໄຂບັນຫາ

If you encounter issues with the brush knife, consider the following:

• ແຜ່ນໃບບໍ່ຖືກຕັດຢ່າງມີປະສິດທິພາບ:
  • Check if the blade is dull and requires sharpening.
  • Inspect for damage (e.g., bent or chipped edges).
  • Ensure the blade is installed with the correct cutting direction.
• Excessive Vibration During Operation:
  • Verify the blade is securely and correctly installed.
  • Inspect the blade for damage or imbalance (e.g., a bent blade). A damaged or unbalanced blade must be replaced.
  • Ensure the brushcutter's gearhead is functioning correctly (refer to brushcutter manual).
• Blade Detaches During Use:
  • IMMEDIATELY STOP OPERATION. This indicates a severe safety hazard.
  • Check if the retaining nut was properly tightened during installation.
  • Inspect the blade and mounting hardware for damage. Do not reuse damaged components.
  • Consult a Stihl authorized dealer for inspection and repair.

8. ຂໍ້ມູນຈໍາເພາະ

9. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ

As a genuine Stihl OEM part, this brush knife is manufactured to high-quality standards. For specific warranty information, please refer to the warranty policy provided with your original Stihl brushcutter or contact an authorized Stihl dealer.

For technical support, replacement parts, or service, please contact your local authorized Stihl dealer or visit the official Stihl website. Always provide the full model number of your brushcutter and the part number of the brush knife (4119 713 4100) when seeking assistance.