Husqvarna H445e II Parts Manual

Husqvarna H445e II Chainsaw manual cover
Pages 2
Year 2020
Language(s)
English en

Husqvarna H445e II Chainsaw Specification

The Husqvarna H445e II Chainsaw is engineered for efficient performance and user-friendly operation, making it an ideal tool for both homeowners and professionals. It features a robust 45.7cc two-stroke X-Torq engine, which delivers substantial power while optimizing fuel efficiency and reducing exhaust emissions. This engine technology ensures compliance with stringent environmental regulations, making the chainsaw both powerful and eco-friendly.

The chainsaw is equipped with a 16 to 18-inch bar and chain, suitable for a variety of cutting applications ranging from felling trees to cutting firewood. It incorporates a Smart Start system, which significantly reduces the effort required to start the engine, thereby enhancing usability and minimizing downtime. The centrifugal air cleaning system extends engine life by removing larger dust and debris particles before they reach the air filter, reducing maintenance needs.

Safety is a priority with the H445e II, featuring an inertia-activated chain brake that reduces the likelihood of injury in the event of kickback. The ergonomic design includes a comfortable grip and an anti-vibration system, which minimizes operator fatigue and allows for prolonged use. Maintenance is streamlined with a quick-release air filter and a tool-less chain tensioning mechanism, providing ease of access and adjustment.

Weighing approximately 10.8 pounds without cutting equipment, the chainsaw balances portability with its powerful performance. The fuel tank has a capacity of 0.95 US pints, and the oil tank holds 0.55 US pints, ensuring extended operation between refills. Overall, the Husqvarna H445e II Chainsaw combines advanced technology with practical features to offer a reliable and efficient cutting tool.

Husqvarna H445e II Chainsaw F.A.Q.

What is the correct fuel mixture for the Husqvarna H445e II chainsaw?

The correct fuel mixture for the Husqvarna H445e II chainsaw is a 50:1 ratio of unleaded gasoline to two-stroke oil. Use high-quality, unleaded gasoline with a minimum octane rating of 89 and a premium two-stroke oil.

How often should I clean the air filter on my Husqvarna H445e II chainsaw?

You should clean the air filter after every 5 hours of operation or more frequently if you're working in dusty conditions. Remove the filter and wash it with warm, soapy water, then let it dry completely before reinstalling.

What steps should I follow to start the Husqvarna H445e II chainsaw?

To start the chainsaw, set the chain brake, push the choke lever to the full choke position, and press the decompression valve. Pull the starter handle until the engine fires, then set the choke to half. Continue pulling until the engine starts, then release the chain brake.

Why does my Husqvarna H445e II chainsaw chain keep coming off?

The chain may come off if the tension is too loose, the bar nuts are not tightened properly, or if the chain or bar is worn out. Check the chain tension regularly and ensure the guide bar and chain are properly aligned and secured.

How can I troubleshoot if my chainsaw is not cutting efficiently?

If the chainsaw is not cutting efficiently, check the chain tension, ensure the chain is sharp, and verify that the guide bar is not damaged. Also, inspect the clutch and sprocket for wear. Regular maintenance will ensure optimal performance.

What maintenance should be performed after each use of the Husqvarna H445e II chainsaw?

After each use, clean the chainsaw, check the chain tension, inspect for any damage, clean the air filter, check the fuel level, and ensure all screws and fasteners are tight. This helps in prolonging the lifespan of the chainsaw.

How do I adjust the chain tension on my Husqvarna H445e II chainsaw?

To adjust the chain tension, loosen the bar nuts slightly, then use the tensioning screw to adjust the chain. Ensure the chain is snug against the bar but can still be pulled around by hand. Tighten the bar nuts once the tension is set.

What should I do if the chainsaw engine floods?

If the engine floods, turn off the choke, fully open the throttle, and pull the starter cord several times until the engine starts. You may need to remove and dry the spark plug if it remains flooded.

How can I prevent my Husqvarna H445e II chainsaw from overheating?

To prevent overheating, ensure the air intake is clean and unobstructed, use the correct fuel mixture, and avoid running the saw at maximum power for extended periods. Regular maintenance is imperative to avoiding overheating issues.

What are common signs that the spark plug needs replacing on the Husqvarna H445e II chainsaw?

Common signs include difficulty starting the engine, misfires, poor performance, or a noticeable decrease in power. Inspect the spark plug for carbon buildup or damage, and replace it if necessary.