Stihl FS 80 FS 85 Stihl FS 80 FS 85 Instruction Manual

Stihl FS 80 FS 85 Stihl FS 80 FS 85 manual cover
Pages 122
Year 2008
Language(s)
English en
Spanish sp

Stihl FS 80 FS 85 Stihl FS 80 FS 85 Specification

The Stihl FS 80 and FS 85 are robust, professional-grade brushcutters designed for efficient vegetation management and landscaping tasks. Both models are equipped with a powerful 1.3 horsepower (0.95 kW) two-stroke engine, which provides reliable performance for demanding environments. The FS 80 and FS 85 feature a fuel-efficient design, with a fuel capacity of approximately 0.44 liters, allowing for extended periods of operation without frequent refueling.

These brushcutters are designed with a straight shaft and a solid drive shaft, ensuring durability and the capability to handle a variety of cutting attachments. The FS 85 stands out with its additional compatibility with a range of KombiSystem attachments, enhancing its versatility for tasks beyond standard brushcutting. Both models are equipped with a TapAction™ AUTOCUT® head, which facilitates quick and easy line advancement, and a bicycle-style handlebar for improved ergonomics and control during operation.

The Stihl FS 80 and FS 85 come with an anti-vibration system that significantly reduces operator fatigue, making them suitable for prolonged use. Their lightweight design, approximately 5.8 kg for the FS 80 and slightly heavier for the FS 85 due to its added features, ensures ease of handling and maneuverability. The machines also incorporate a centrifugal clutch system, which enables smooth power transfer and protects the engine from overload.

Maintenance is simplified with easy access to the air filter and spark plug, ensuring that routine service tasks can be performed with minimal downtime. These brushcutters are ideal for professionals seeking reliable, high-performance equipment for various landscaping and maintenance applications.

Stihl FS 80 FS 85 Stihl FS 80 FS 85 F.A.Q.

How do I start the Stihl FS 80 and FS 85 trimmers?

To start the Stihl FS 80 or FS 85, ensure the ignition switch is on, set the choke lever to closed, and pull the starter rope until the engine fires. Once it fires, open the choke and continue pulling until the engine starts.

What is the correct fuel mixture for the Stihl FS 80/85?

The correct fuel mixture for the Stihl FS 80 and FS 85 is 50:1, which means 50 parts gasoline to 1 part 2-stroke engine oil. Use high-quality gasoline and oil to ensure optimal performance.

How can I troubleshoot a Stihl FS 80/85 that won't start?

If your Stihl FS 80/85 won't start, check the fuel mixture, ensure the spark plug is clean and properly gapped, inspect the air filter for blockages, and verify that the ignition switch is in the correct position.

What maintenance is required for the FS 80 and FS 85 trimmers?

Regular maintenance for the FS 80 and FS 85 includes cleaning the air filter, checking the spark plug, inspecting the fuel system, and lubricating the gearbox. Always follow the user manual for detailed maintenance schedules.

How do I replace the trimmer line on a Stihl FS 80/85?

To replace the trimmer line, remove the spool from the trimmer head, wind the new line in the correct direction, and reattach the spool. Ensure the line is properly seated to prevent tangling.

Why does my Stihl FS 80/85 keep stalling?

Stalling can be caused by a dirty air filter, incorrect carburetor settings, or fuel system issues. Clean the air filter, adjust the carburetor, and ensure the fuel is fresh and correctly mixed.

What type of spark plug does a Stihl FS 80/85 use?

The Stihl FS 80 and FS 85 typically use a NGK BPMR7A spark plug. Check your manual for confirmation and ensure the spark plug gap is set to the manufacturer's specifications.

How do I adjust the carburetor on the Stihl FS 80/85?

To adjust the carburetor, locate the adjustment screws on the carburetor body. Turn the screws to fine-tune the fuel and air mix, following the guidelines in the user manual for optimal settings.

What should I do if my Stihl FS 80/85 is vibrating excessively?

Excessive vibration may be due to an imbalance in the cutting attachment or a loose part. Check the attachment, tighten any loose screws, and inspect for worn or damaged components.

How often should I replace the air filter on my Stihl FS 80/85?

Replace the air filter every 25 hours of operation or more frequently if you operate in dusty conditions. Regular inspection and cleaning can extend its life and ensure efficient performance.