1. Einleitung
Produkt überview
The STIGA BC 545 B is a powerful petrol brushcutter designed for demanding gardening tasks. It features a robust 42.7 cm³ (1.25 kW) 2-stroke engine and a reinforced straight shaft for enhanced durability and reduced vibrations. With a cutting width of 45 cm, it ensures quick and efficient operation over large areas. The ergonomic bike-style handlebar provides a secure grip and improved control, making it suitable for prolonged use. The latest generation Tap&Go Pro dual line head allows for quick line release with a simple tap, while the included 3T metal blade easily handles tougher growth. The provided double transport harness ensures comfort and stability during operation. Additional features include integrated handlebar controls for safety and a protected 1-liter fuel tank. This brushcutter is ideal for both domestic and intensive use.

Abbildung 1.1: Überview of the STIGA BC 545 B Petrol Brushcutter.
2. Sicherheitshinweise
Aufmerksamkeit: When operating, flying debris and cuts may occur. Always wear appropriate personal protective equipment.
- Tragen Sie stets eine Schutzbrille oder ein Gesichtsschild, um sich vor umherfliegenden Teilen zu schützen.
- Wear heavy-duty gloves to protect hands.
- Wear long pants and sturdy footwear to protect legs and feet.
- Ensure no bystanders or pets are within the working area. Maintain a safe distance.
- Before starting, inspect the brushcutter for any loose parts, damage, or blockages.
- Do not operate the brushcutter in wet conditions or near flammable materials.
- Always turn off the engine and disconnect the spark plug before performing any maintenance, cleaning, or adjustments.
- Kraftstoff mit äußerster Vorsicht behandeln. Nur in einem gut belüfteten Bereich bei ausgeschaltetem und abgekühltem Motor tanken.
- Machen Sie sich vor der Inbetriebnahme mit allen Bedienelementen und Sicherheitsfunktionen vertraut.
3. Produktmerkmale
- Leistungsstarker Motor: 42.7 cm³ 2-stroke petrol engine with 1.25 kW power for demanding cutting tasks.
- Wide Cutting Width: 45 cm for fast and efficient cutting of grass and brush.
- Ergonomic Handlebar: Bike-style handle ensures control, comfort, and safe handling during use.
- Komplettset: Includes Tap&Go dual line head, 3T metal blade, and double transport harness for increased versatility.
- Reinforced Shaft: The powerful straight shaft reduces vibrations and increases durability for tough tasks.

Figure 3.1: Key features of the STIGA BC 545 B, including the 42.7 cm³ two-stroke engine (1.25 kW), bike-style handlebar with controls, automatic line reload, robust and low-vibration design, double shoulder harness for comfort, 3-tooth metal blade, and dual line trimmer head, and 1.0 liter fuel tank.

Figure 3.2: Close-up of the robust and low-vibration design due to reinforced construction.

Abbildung 3.3: View of the 42.7 cm³ two-stroke engine (1.25 kW) and 1.0 liter fuel tank, with protection against impacts.
4. Packungsinhalt
The STIGA BC 545 B package typically includes the following components:
- STIGA BC 545 B Brushcutter Unit
- Bike-style Handlebar
- Tap&Go Pro Dual Line Head
- 3T Metal Blade
- Double Transport Harness
- Werkzeugsatz (für die Montage)
- Bedienungsanleitung

Figure 4.1: The STIGA BC 545 B brushcutter shown with its included accessories: the double transport harness and the 3T metal blade.
5. Aufbau und Montage
5.1 Lenkermontage
- Packen Sie alle Komponenten vorsichtig aus.
- Attach the bike-style handlebar to the main shaft using the provided clamps and bolts. Ensure it is securely fastened and aligned for comfortable operation.
- Tighten all fasteners firmly but do not overtighten.
5.2 Attaching the Cutting Head
- Depending on the task, choose between the Tap&Go line head or the 3T metal blade.
- For the line head: Follow the instructions in the manual to securely attach the Tap&Go head to the gear housing. Ensure the line is properly wound and extended.
- For the metal blade: Attach the 3T metal blade using the appropriate washers and nut. Ensure the blade is correctly oriented and tightened securely. Verwenden Sie immer den Klingenschutz.
5.3 Kraftstoffgemischherstellung
The STIGA BC 545 B uses a 2-stroke petrol engine, requiring a specific fuel-oil mixture. Refer to the engine manufacturer's recommendations for the exact mixing ratio (typically 50:1 or 25:1, depending on the oil type). Use high-quality unleaded petrol and a good quality 2-stroke engine oil.
- Mix the fuel and oil in a separate, approved fuel container.
- Shake the container thoroughly to ensure proper mixing.
- Carefully pour the mixture into the brushcutter's fuel tank (1.0 liter capacity), avoiding spills.
- Den Tankdeckel fest verschließen.
6. Bedienungsanleitung
6.1 Motor starten
- Stellen Sie den Freischneider auf eine ebene, stabile Oberfläche.
- Ensure the cutting attachment is clear of any obstructions.
- Set the choke lever to the 'START' or 'COLD START' position (if applicable).
- Drücken Sie die Primerpumpe mehrmals, bis Kraftstoff sichtbar ist.
- Engage the throttle lock (if available) and pull the starter cord firmly until the engine fires.
- Sobald der Motor anspringt, bewegen Sie den Chokehebel allmählich in die Position „RUN“.
- Allow the engine to warm up for a few moments before beginning operation.

Figure 6.1: Operating controls located directly on the handlebar for optimal efficiency and safety.

Figure 6.2: Close-up of the control grip, showing the power switch and throttle trigger.
6.2 Bedienung des Freischneiders
- Attach the double transport harness for comfortable and balanced operation.
- Hold the brushcutter firmly with both hands on the handlebar.
- Maintain a stable stance and keep the cutting attachment away from your body.
- Gradually apply throttle to increase the cutting speed.
- Move the brushcutter in a sweeping motion, cutting from right to left for optimal efficiency with the line head, or as appropriate for the blade.
- Avoid hitting hard objects like rocks or metal, especially when using the metal blade.
6.3 Abstellen des Motors
- Release the throttle to allow the engine to return to idle speed.
- Press the engine stop switch (usually located on the handlebar controls) to turn off the engine.
- Wait for all moving parts to come to a complete stop before setting the brushcutter down.
7. Wartung
Regular maintenance ensures the longevity and optimal performance of your STIGA BC 545 B brushcutter. Always ensure the engine is off and cool before performing any maintenance.
7.1 Allgemeine Reinigung
- After each use, clean the brushcutter thoroughly, removing grass, dirt, and debris from the engine housing, cutting head, and shaft.
- Use a brush or compressed air for hard-to-reach areas.
- Inspect the blade guard for damage and ensure it is securely attached.
7.2 Wartung des Luftfilters
- Check the air filter regularly (e.g., every 10-15 hours of operation).
- Remove the air filter cover and take out the filter element.
- Clean foam filters with warm soapy water, rinse, and allow to dry completely. Lightly oil before reinstallation.
- Replace paper filters if heavily soiled or damaged.
7.3 Wartung der Zündkerze
- Inspect the spark plug every 25-30 hours of operation.
- Entfernen Sie die Zündkerze mit einem Zündkerzenschlüssel.
- Clean any carbon deposits with a wire brush.
- Check the electrode gap and adjust if necessary according to the manual's specifications.
- Replace the spark plug if it is worn or damaged.
7.4 Blade/Line Head Replacement
- Line Head: Replace the trimmer line when it becomes too short or worn. Follow the instructions for your Tap&Go head to reload the line.
- Metal Blade: Sharpen or replace the 3T metal blade when it becomes dull or damaged. Always use appropriate protective gear and tools for blade maintenance.
7.5 Speicherung
- Before long-term storage, drain the fuel tank or run the engine until it runs out of fuel to prevent fuel degradation.
- Clean the brushcutter thoroughly.
- An einem trockenen, gut belüfteten Ort lagern, vor direkter Sonneneinstrahlung und extremen Temperaturen schützen.
8. Fehlerbehebung
| Problem | Mögliche Ursache | Lösung |
|---|---|---|
| Motor startet nicht | Kein Kraftstoff oder falsches Kraftstoffgemisch Zündkerze verschmutzt oder defekt Choke-Einstellung falsch Luftfilter verstopft | Kraftstoffstand und Gemisch prüfen Zündkerze reinigen oder ersetzen Adjust choke to correct position Luftfilter reinigen oder ersetzen |
| Engine runs, but cuts poorly | Trimmer line too short or worn Metal blade dull or damaged Engine not reaching full RPM | Extend or replace trimmer line Sharpen or replace metal blade Check fuel, air filter, and spark plug |
| Übermäßige Vibration | Lose Komponenten Damaged cutting attachment Gebogene Welle | Check and tighten all bolts and screws Inspect and replace damaged blade/head Contact service center if shaft is bent |
| Motor geht während des Betriebs aus | Kraftstofftank leer Überhitzung Verstopfter Kraftstofffilter | Tanken Allow engine to cool, check for obstructions Kraftstofffilter reinigen oder ersetzen |
9. Spezifikationen
| Besonderheit | Spezifikation |
|---|---|
| Modellnummer | 287321002/ST1 (BC 545 B) |
| Motortyp | 2-stroke petrol engine |
| Hubraum | 42.7 cm³ |
| Motorleistung | 1.25 kW |
| Kraftstofftankkapazität | 1.0 Liter |
| Schnittbreite | 45 cm |
| Anhänge schneiden | Tap&Go Dual Line Head, 3T Metal Blade |
| Grifftyp | Fahrradlenker |
| Produktabmessungen (L x B x H) | 189 x 69 x 44.5 cm |
| Gewicht | 9 Kilogramm |
| Material | Plastik |
| Stromquelle | 2-Takt-Benzin |
| Montage erforderlich | No (pre-assembled, minor setup required) |
10. Garantie und Support
For warranty information, please refer to the documentation provided with your purchase or contact your authorized STIGA dealer. STIGA products typically come with a manufacturer's warranty covering defects in materials and workmanship under normal use.
If you encounter any issues or require technical assistance, please contact STIGA customer support or an authorized service center. Ensure you have your product model number (BC 545 B) and serial number (if applicable) ready when contacting support.
For spare parts availability, please consult your local STIGA dealer or the official STIGA website, as information on spare parts availability is not directly provided here.





