Husqvarna 355FXT Parts Manual

Husqvarna 355FXT Brushcutter manual cover

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Year 2019

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Husqvarna 355FXT Brushcutter Specification

The Husqvarna 355FXT is a high-performance professional brushcutter designed for demanding forestry and landscaping tasks. It features a robust 3.8 horsepower X-Torq engine, which offers efficient fuel consumption and reduced exhaust emissions. The engine's displacement is 53.3 cc, ensuring powerful performance for challenging tasks. The 355FXT is equipped with a unique heated handle system, enhancing operator comfort in cold weather conditions by providing warmth to the hands during prolonged use.

The brushcutter includes an adjustable handlebar, enabling optimal ergonomics and reducing operator fatigue. Its low vibration technology further contributes to user comfort by minimizing vibrations transmitted to the hands and arms, which is essential during extended periods of operation. The Husqvarna 355FXT offers a Smart Start feature for quick and effortless starting, with an air purge system that removes air from the fuel system and carburetor.

The machine is constructed with a durable and lightweight magnesium crankcase, ensuring long-lasting durability while maintaining a manageable weight. The bevel gear is designed for high torque and efficient power transmission, making it ideal for tough brush cutting. The brushcutter also incorporates an efficient air filter system that increases engine longevity and reduces maintenance intervals.

This model supports a variety of cutting attachments, expanding its versatility for different cutting applications. It comes with a standard harness that distributes weight evenly across the shoulders, minimizing strain during extended use. Overall, the Husqvarna 355FXT is engineered for professional use, combining power, efficiency, and ergonomic design to handle the most challenging brushcutting tasks with ease.

Husqvarna 355FXT Brushcutter F.A.Q.

How do I start the Husqvarna 355FXT Brushcutter?

To start the Husqvarna 355FXT Brushcutter, ensure the stop switch is in the 'I' position. Press the primer bulb 6 times, set the choke to the closed position, and pull the starter handle firmly until the engine starts. Once started, open the choke and allow the engine to warm up.

What is the recommended maintenance schedule for the Husqvarna 355FXT?

Perform daily maintenance checks, such as inspecting the cutting equipment and cleaning the air filter after every 5 hours of use. Replace the spark plug annually or after 100 hours of operation, whichever comes first. Regularly check fuel lines and replace if necessary.

How do I troubleshoot if the engine is not starting?

If the engine does not start, check the fuel level and quality, ensure the spark plug is clean and functioning, and verify that the air filter is not clogged. Also, ensure the stop switch is in the correct position and inspect the fuel line for any blockages.

What type of fuel should I use for the Husqvarna 355FXT?

Use unleaded gasoline with a minimum of 89 octane. Mix it with high-quality 2-stroke oil at a ratio of 50:1 for optimal performance. Avoid using gasoline with more than 10% ethanol content.

How can I adjust the carburetor on the Husqvarna 355FXT?

To adjust the carburetor, locate the adjustment screws marked L (low speed), H (high speed), and T (idle speed). Use a screwdriver to adjust these screws to optimize engine performance, following the guidelines in the user manual.

What should I do if the brushcutter vibrates excessively during use?

Excessive vibration can be caused by unbalanced or damaged cutting equipment. Check the trimmer head for damage or wear, ensure it is properly attached, and balance the blades if necessary. Replace any damaged parts.

How do I replace the trimmer line on the Husqvarna 355FXT?

To replace the trimmer line, remove the trimmer head cover, take out the spool, and remove any remaining line. Cut a new piece of line to the recommended length, insert it into the spool, and wind it evenly. Reattach the spool and cover securely.

Why is my Husqvarna 355FXT losing power during operation?

Loss of power can be due to a clogged air filter, dirty spark plug, or incorrect fuel mixture. Clean or replace the air filter and spark plug, and ensure the fuel mixture is correct. Check for any blockages in the exhaust or muffler.

How often should I sharpen the cutting blades on my 355FXT?

Sharpen the cutting blades whenever they become dull or after approximately every 25 hours of use. Use a flat file or a sharpening tool, maintaining the original bevel angle of the blade for best results.

What safety precautions should I follow when using the Husqvarna 355FXT?

Wear protective gear, including safety glasses, hearing protection, gloves, and sturdy footwear. Ensure the work area is clear of bystanders and obstacles, and always follow the manufacturer's instructions regarding operation and maintenance.