Description:

Unique STIHL Injection engine technology for 300 mm cutting wheels. Easy to start; powerful torque. Fully-equipped with long-life air filter system and electronic water control. Can be operated by hand or with the FW 20 cart. Supplied with abrasive cutting wheel.

Features:

• High Performance in Compact Design:
• Electronic fuel injection control unit for precise fuel supply and ignition timing.
• Sensors monitor air pressure and temperatures to optimize performance.
• Provides more power relative to weight and size compared to engines without injection.
• Highly Power-Efficient STIHL ® 2-MIX Engine:
• Reduces exhaust emissions and fuel consumption.
• Low-maintenance and efficient even at high power levels.
• Complies with EU Stage V emissions directive.
• Manual Fuel Pump (Purger):
• Reduces starting strokes for quicker and easier startup.
• Ensures sufficient fuel in the carburetor after extended periods of inactivity.
• Decompression Valve:
• Facilitates easier starting by releasing compressed mixture from the cylinder.
• Protects the starting system and reduces starter cord force required.
• STIHL® Electronic Water Control (A):
• Operates water flow via simple buttons while the engine is running.
• Automatically adjusts water flow based on engine speed.
• Regulates water volume for optimal dust suppression.
• STIHL® Long-Life Air Filtration System with Pre-Separation:
• Achieves longer filter life compared to conventional systems.
• Pre-separates and filters air to reduce maintenance needs.
• STIHL® Anti-Vibration System:
• Reduces engine vibrations transmitted to the handle for increased comfort.
• Minimizes fatigue during prolonged use.
• Ergonomic Grip Position:
• Curved handle design for comfortable and precise handling.
• Optimized grip position for control during tough tasks.
• Semi-Automatic Drive Belt Tensioning:
• Ensures consistent tensioning to extend belt and shaft bearing lifespan.
• Lightweight design for ease of use.
• Cutting Wheel Guard:
• Lightweight and durable cast magnesium guard.
• Protects against debris and cooling water during cutting.

Specifications:

• Displacement: 72 cm³ / 4 cu-in
• Engine Power:
• 3.9 kW / 5.2 bhp / 5.3 HP
• Weight: 10 kg / 22 lb
• Sound Pressure Level: 98 dB(A) 1)
• Sound Power Level: 112 dB(A) 1)
• Vibration Level (Left and Right): 2.2 m/s² 2)
• Overall Length: 68.2 cm
• Cutting Wheel Diameter: 300 mm
• Maximum Cutting Depth: 100 mm
• CO2 Emissions: 748 g/kWh
• Work Basic Equipment: Kunstharz Stein (presumably a type of cutting material)