Stihl FS 240 FS 240 R Instruction Manual

Pages 132

Year 2020

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of 132

Stihl FS 240 FS 240 R Specification

The Stihl FS 240 and FS 240 R are professional-grade brushcutters designed for robust outdoor tasks. Both models feature a powerful 37.7 cc, 2.3 bhp engine that delivers reliable performance for demanding clearing applications. The FS 240 is equipped with a straight shaft and a bike handle design, providing enhanced control and ergonomic comfort during extended use. In contrast, the FS 240 R features a loop handle, offering increased maneuverability for tasks requiring precision in tighter spaces.

These brushcutters incorporate Stihl's advanced anti-vibration technology, significantly reducing operator fatigue by minimizing handle vibrations. Both models utilize a multi-function control handle, allowing for easy operation and quick access to all control elements. The FS 240 and FS 240 R are designed with a simplified starting procedure, featuring a decompression valve, a fuel primer bulb, and a digital ignition system that ensures a smooth and hassle-free start.

The cutting attachments for these models are versatile, designed to accommodate a range of tasks from trimming grass to cutting through dense brush. The FS 240 and FS 240 R feature a robust gearbox and a durable metal skid plate to protect the engine and fuel tank during heavy-duty operations. These brushcutters are equipped with a large fuel tank, enabling longer operational periods without frequent refueling. Constructed with high-quality materials and engineered for durability, the Stihl FS 240 and FS 240 R are reliable tools for professional landscapers and forestry workers who require powerful and efficient equipment for their clearing needs.

Stihl FS 240 FS 240 R F.A.Q.

How do I start the Stihl FS 240 R trimmer?

To start the Stihl FS 240 R, ensure the stop switch is in the run position, the choke is engaged if the engine is cold, and the primer bulb is pressed several times until fuel is visible. Then, pull the starter rope until the engine fires up.

What is the correct fuel mixture for the FS 240 and FS 240 R trimmers?

The correct fuel mixture for the FS 240 and FS 240 R is a 50:1 ratio of gasoline to 2-stroke engine oil. Always use high-quality, unleaded gasoline with a minimum octane rating of 89.

How often should I clean the air filter on my Stihl FS 240 R?

The air filter should be checked and cleaned after every 10 hours of operation. If you are working in dusty conditions, the filter may need cleaning more frequently.

What is the recommended maintenance schedule for the FS 240 trimmer?

Regular maintenance includes checking and cleaning the air filter every 10 hours, inspecting the spark plug every 50 hours, and replacing it annually or as needed. The gearbox should be lubricated after every 25 hours of use.

How can I troubleshoot starting problems with my FS 240 R?

If the FS 240 R won't start, check the fuel mixture, ensure the spark plug is clean and properly gapped, and verify that the air filter is not clogged. Additionally, inspect the ignition system and ensure the choke is used correctly for the starting conditions.

What type of cutting attachments can be used with the FS 240?

The FS 240 can be equipped with a variety of cutting attachments, including line heads and metal blades. Always refer to the user manual to ensure compatibility and proper installation of attachments.

How do I replace the trimmer line on the FS 240 R?

To replace the trimmer line, turn off the engine and remove the spark plug boot. Open the mowing head by pressing the tabs and remove any remaining line. Insert the new line into the spool, wind it evenly, and reassemble the head.

What should I do if the FS 240 trimmer vibrates excessively?

Excessive vibration may be caused by an imbalanced cutting attachment or loose parts. Inspect the cutting head and blade, tighten any loose screws or bolts, and ensure the attachment is properly installed.

How can I improve the performance of my FS 240 in dense vegetation?

For dense vegetation, consider using a metal blade instead of a line head. Ensure the blade is sharp and properly balanced to improve cutting efficiency and reduce strain on the engine.

What safety precautions should I take while using the FS 240 R trimmer?

Always wear protective gear, including eye and ear protection, gloves, and sturdy footwear. Clear the work area of debris, maintain a firm grip on the trimmer, and be aware of your surroundings to prevent accidents.