Husqvarna 122LK Parts Manual

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Year 2019

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Husqvarna 122LK Trimmer Specification

The Husqvarna 122LK Trimmer is a versatile and lightweight tool designed for residential use, offering a blend of efficiency and user-friendly features. Its power source is a 21.7cc two-stroke engine, which delivers reliable performance while maintaining a low noise level to minimize disturbance during operation. Weighing just under 11 pounds, the 122LK is engineered for ease of maneuverability and reduced user fatigue, making it suitable for extended use in various garden and yard maintenance tasks.

The trimmer incorporates Smart Start technology, which significantly reduces the effort required to start the engine, ensuring a quick and hassle-free ignition. This model features a detachable shaft, enhancing its versatility by allowing compatibility with a range of attachments such as edgers, hedge trimmers, and pole saws, effectively transforming it into a multi-functional garden tool.

Ergonomically designed for comfort, the Husqvarna 122LK includes an adjustable handle and a convenient loop handle to provide optimal control and precision during use. The Tap 'n Go line release system allows for swift and straightforward line feeding, ensuring uninterrupted trimming when the line wears down. Additionally, the trimmer is equipped with an air purge system that removes air from the carburetor and fuel system, further facilitating easy starts.

Designed with the environment in mind, the 122LK complies with stringent emission standards, offering a more eco-friendly operation. Its construction emphasizes durability, utilizing high-quality materials to withstand regular use while maintaining performance. Overall, the Husqvarna 122LK Trimmer is an efficient and adaptable tool, ideal for homeowners seeking a reliable solution for their landscaping needs.

Husqvarna 122LK Trimmer F.A.Q.

How do I start the Husqvarna 122LK Trimmer?

To start the Husqvarna 122LK Trimmer, first ensure the stop switch is in the 'I' position. Press the primer bulb 10 times until it is completely filled with fuel. Set the choke control to the choke position. Pull the starter handle until the engine fires, then push the choke control back to the run position and pull the starter handle again until the engine starts.

What is the correct fuel mix for the Husqvarna 122LK Trimmer?

The Husqvarna 122LK Trimmer requires a fuel mixture of 50:1, which means 50 parts unleaded gasoline to 1 part two-stroke oil. Use high-quality unleaded gasoline with a minimum octane rating of 89 and a high-quality two-stroke oil.

Why won't my Husqvarna 122LK Trimmer start?

If the Husqvarna 122LK Trimmer won't start, check the fuel level and ensure the fuel mixture is correct. Inspect the spark plug for damage or fouling and replace it if necessary. Ensure the air filter is clean and not clogged. Finally, check that the stop switch is in the correct position.

How do I replace the trimmer line on the Husqvarna 122LK?

To replace the trimmer line, first ensure the engine is off and the spark plug wire is disconnected. Remove the trimmer head cover by pressing the release tabs. Take out the spool and remove any remaining line. Feed new line into the spool, following the directional arrows, and reassemble the trimmer head.

What should I do if the trimmer line keeps breaking?

If the trimmer line keeps breaking, it may be due to contact with hard surfaces or using incorrect line diameter. Ensure you're using the recommended line size of 2.4 mm (0.095 inches) and avoid hitting hard objects like rocks or concrete.

How do I clean the air filter on the Husqvarna 122LK Trimmer?

To clean the air filter, remove the air filter cover by loosening the screw. Take out the filter and wash it with warm soapy water. Rinse thoroughly and allow it to dry completely. Once dry, lightly oil the filter before reinstalling it and securing the cover.

What maintenance does the Husqvarna 122LK Trimmer require?

Regular maintenance includes checking and cleaning the air filter, inspecting the spark plug and replacing it annually, cleaning the cooling fins, and lubricating the flexible drive shaft. Also, regularly check the trimmer head and replace the line as needed.

How often should I replace the spark plug on the Husqvarna 122LK Trimmer?

The spark plug should be inspected regularly and replaced annually or after every 100 hours of operation, whichever comes first. Use a NGK BPMR7A spark plug or equivalent and ensure it is properly gapped to 0.5 mm (0.020 inches).

Why is my Husqvarna 122LK Trimmer vibrating excessively?

Excessive vibration can be caused by unbalanced or damaged cutting attachments. Check the trimmer head and blades for any signs of damage or wear. Ensure that all components are securely fastened. Also, inspect the flexible drive shaft for damage.

How do I store the Husqvarna 122LK Trimmer for the off-season?

For off-season storage, clean the trimmer thoroughly and remove any debris. Drain the fuel tank and run the engine until it stops to clear the fuel system. Remove the spark plug and add a few drops of oil into the cylinder, then pull the starter handle to distribute the oil. Store in a dry, cool place away from direct sunlight.