Stihl FS 81 FS 86 FS 106 Instruction Manual

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Stihl FS 81 FS 86 FS 106 Specification

The Stihl FS 81, FS 86, and FS 106 are robust and reliable brushcutters designed for professional use, offering power and efficiency in various landscaping and agricultural tasks. Each model is engineered with precision to deliver optimal performance and durability in demanding environments.

The Stihl FS 81 is equipped with a powerful engine that provides consistent power output, making it suitable for medium to heavy-duty trimming and clearing jobs. It features a lightweight design, enhancing maneuverability and reducing operator fatigue during prolonged use. The FS 86 builds on the strengths of the FS 81, incorporating advanced anti-vibration technology that minimizes operator discomfort, allowing for extended periods of operation without compromising comfort or control.

The FS 106 model offers increased power and cutting capacity, tailored for more intensive applications. It comes with a reinforced construction and enhanced durability, ensuring longevity and reliability even in challenging conditions. All three models feature Stihl's proprietary Easy2Start system, which simplifies the starting process, reducing the effort required to get the brushcutters up and running. Additionally, they are equipped with ergonomic handles and controls, providing exceptional comfort and ease of use.

Each brushcutter is designed with a focus on safety and performance, incorporating a range of features such as a robust gearbox, efficient cutting attachments, and a versatile design that accommodates different cutting tasks. These models are also engineered for ease of maintenance, ensuring that they remain in peak operating condition with minimal downtime. Overall, the Stihl FS 81, FS 86, and FS 106 exemplify Stihl's commitment to quality and innovation in outdoor power equipment.

Stihl FS 81 FS 86 FS 106 F.A.Q.

What is the proper way to start a Stihl FS 81 trimmer?

To start a Stihl FS 81 trimmer, set the choke to the closed position, press the primer bulb several times, set the throttle to start, pull the starter cord until the engine fires, then move the choke to open and pull again to start.

How can I troubleshoot if my Stihl FS 86 is not starting?

Check the fuel level and quality, ensure the spark plug is clean and properly gapped, inspect the air filter for clogs, and make sure the ignition switch is on.

What maintenance should be regularly performed on a Stihl FS 106?

Regular maintenance includes cleaning the air filter, checking and replacing the spark plug annually, inspecting the fuel filter, and checking the gearbox lubrication.

How do I replace the trimmer line on the Stihl FS 81?

To replace the trimmer line, remove the spool, wind new line tightly and evenly onto the spool, then reassemble according to the directional arrows.

What is the correct fuel mixture for a Stihl FS 86 trimmer?

The correct fuel mixture for a Stihl FS 86 is a 50:1 ratio of gasoline to 2-cycle engine oil.

How can I adjust the carburetor on my Stihl FS 106 for optimal performance?

To adjust the carburetor, turn the low-speed screw (L) and high-speed screw (H) to adjust fuel flow, and adjust the idle screw (LA) to ensure smooth idling. Refer to the manual for specific settings.

What should I do if the Stihl FS 81 vibrates excessively during operation?

Check for damaged or unbalanced cutting attachments, ensure all bolts and screws are tightened, and inspect the driveshaft for wear or damage.

How often should I replace the air filter on a Stihl FS 86?

The air filter should be checked and cleaned after every 25 hours of use and replaced if it shows signs of damage or is heavily soiled.

What are common issues with the Stihl FS 106 and how can they be resolved?

Common issues include starting problems, which can often be resolved by checking the fuel system and spark plug, and cutting performance issues, which may require line or blade replacement.

How can I safely store my Stihl FS 81 trimmer during the off-season?

Drain the fuel tank, clean the trimmer thoroughly, inspect for any damage, and store in a dry, safe place away from direct sunlight or extreme temperatures.