Repair instructions

Heater element and rear hand grip – removal

1

Remove the cylinder cover, hand grip cover, hand grip and right-hand stop.

Then remove:

•throttle lock, throttle trigger and recoil spring, see “Throttle trigger”.

•fuel hose and throttle pushrod from the carburettor

Unbolt the rear tank mounting from the crankcase, i.e. the rear vibration damping spring, and both stops. Lower the tank as far as it will go to allow access to the heater lead where it is connected to the tank.

Refit:

•fuel tank with both stops and the rear vibration damping spring

•throttle lock, throttle trigger and recoil spring, see “Throttle trigger”.

•fuel hose and throttle pushrod to the carburettor (check that the hose is not trapped between the tank and crankcase, measurement 43 mm/1.69 inches)

•hand grip cover, air filter and cylinder cover

Heater element and rear hand grip – removal

1

Screw the heater element into place using the two screws and feed the leads through the rear hand grip. Secure the red lead in the clip on the tank and connect it. Feed the black lead through crankcase and secure/earth it to the base of the carburettor using the bolt at the front on the clutch side of the saw. Tighten to a torque of 3–4 Nm.

2

Refit:

•fuel tank with both stops and the rear vibration damping spring

•throttle lock, throttle trigger and recoil spring, see “Throttle trigger”.

•fuel hose and throttle pushrod to the carburettor (check that the hose is not trapped between the tank and crankcase, measurement 43 mm/1.69 inches)

•hand grip cover, air filter and cylinder cover

Hand grip heater on model 346XPG, 351G, 353G – refitting

1

Feed the leads into the rear hand grip and insert the heater element in the hand grip. Screw in the two bolts through the right side of the hand grip to secure the heater.

2

Press the black lead into the base of the carburet- tor and connect it with the bolt.

Tighten to a torque of 3–4 Nm.

3

Run the red lead to the front hand grip and connect it.

4

Press the throttle trigger and throttle lock into position and check that they work correctly, see “Throttle trigger”.

5

Bolt the vibration damping springs that hold the tank unit back in place and refit the cover over the front hand grip.

20 – English

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Husqvarna 340, 345, 346XP,350, 351, 353 manual Heater element and rear hand grip removal
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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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