Repair instructions

Air intake system – refitting

1

A B

Fit the inlet manifold (A) through the insulating plate in the carburettor flange cut-out (B), and check that the insulating plate’s impulse tube sits correctly in the inlet manifold. Fit the perforated brass support ring in the inlet manifold.

2

Fit the air intake system on the cylinder and snap the insulating plate into position. Check carefully that the impulse tube is correctly seated against the cylinder’s impulse channel.

3

4

Refit the carburettor. Screw in the carburettor bolts directly from behind without lifting the carburettor assembly, tightening to a torque of 1–1.5 Nm. It is important to hold the carburettor flange securely when tightening the bolts to prevent the inlet manifold from moving.

4

Push down the rear carburettor mounting into the rubber bushings using a small screwdriver. Re- move tool 502 54 17-01.

5

Refit:

•cylinder, see special instructions

•silencer support (does not apply to 340, 345, 350)

•air filter

•HT lead

•cylinder cover

•after the test run retighten the silencer bolts to a torque of 8–10 Nm

Position tool 502 54 17-01 between the carburettor flange and the insulating plate.

36 – English

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Husqvarna 340, 345, 346XP,350, 351, 353 manual Air intake system refitting
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340, 345, 346XP,350, 351, 353 specifications

Husqvarna is renowned for its high-quality chainsaws, and the Husqvarna 340, 345, 346XP, 350, 351, and 353 models are no exceptions. These models have garnered a reputation among both professional and amateur users for their reliability, durability, and cutting performance.

The Husqvarna 340 is an entry-level model designed for homeowners and light-duty tasks. It features a 40cc engine that provides a good balance of power and weight, making it easy to handle during extended use. The 340 is equipped with low-vibration technology, significantly reducing operator fatigue and making it suitable for less experienced users.

The Husqvarna 345 is slightly more powerful than the 340, boasting a 45.7cc engine. This model is ideal for users who require a bit more power for medium-duty tasks. It incorporates the air injection system, which helps to separate larger debris before it reaches the air filter, prolonging the life of the filter and maintaining optimal performance.

Moving up the range, the Husqvarna 346XP is a powerful professional chainsaw tailored for demanding tasks. With a 50.2cc engine and the X-Torq engine technology, it provides high cutting performance while reducing fuel consumption and emissions. The 346XP features an adjustable oil pump that allows for precise lubrication, making it an excellent choice for commercial users.

The Husqvarna 350 shares similarities with the 346XP but is designed for users who need a well-rounded saw for various applications. Its 50.2cc engine delivers ample power, and the ergonomically designed handle provides comfort during prolonged use. The chainsaw's advanced starting system ensures easy ignition, even in challenging conditions.

The 351 is another versatile option, equipped with a 50cc engine, designed for both professional and home use. It emphasizes user comfort and ease of handling. The compact design combined with features such as an efficient air filtration system makes the 351 suitable for long hours of work.

Lastly, the Husqvarna 353 is a heavy-duty model that excels in performance and longevity. It has a 50cc engine and incorporates various safety features, including a chain brake and throttle lock, to ensure safe operation. The saw also utilizes the unique anti-vibration system, minimizing vibrations that can lead to user fatigue.

In summary, the Husqvarna 340, 345, 346XP, 350, 351, and 353 models each offer distinct features catering to a wide range of users. From homeowners tackling light tasks to professionals requiring rugged performance, these chainsaws showcase Husqvarna's commitment to quality, innovation, and user-centric design.
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