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Husqvarna Chainsaw Troubleshooting Guide

The Husqvarna Chainsaw is one of the most durable tools when it comes to chainsaw brands, which is why it is very popular among DIY enthusiasts and commercial users. However, while they are tough and durable, they can still develop problems from time to time. 

If your Husqvarna chainsaw is not working as it should, this guide can help you troubleshoot and solve the problem. Here, we have listed the most common problems and the fixes to apply. 

Husqvarna Chainsaw Troubleshooting Guide

husqvarna chainsaw troubleshooting guide

1. Husqvarna Chainsaw Fuel Problems 

One of the most common issues with chainsaws is related to fuel. If your chainsaw is not starting or is stalling, it may be a fuel problem.

  • Fuel mix is incorrect: The fuel mix used in chainsaws must be a mixture of gasoline and two-stroke oil in the right ratio. If the mixture is not correct, the chainsaw will not start or will run poorly.

  • Fuel is stale or contaminated: Old or contaminated fuel can cause problems starting and running the chainsaw. It is best to drain the fuel tank and add fresh fuel before attempting to start the chainsaw.

  • Fuel filter is clogged: The fuel filter may become clogged, preventing fuel from reaching the carburetor. Check the fuel filter and replace it if it is clogged.

  • Fuel line is kinked or clogged: In certain cases, the problem would be the fuel line. This could become kinked or clogged, and would have to be checked and cleaned or replaced.

2. Husqvarna Chainsaw Not Starting

If your chainsaw is not starting, there are several possible causes.

  • Spark plug is fouled: A fouled spark plug is the most common reason for starting issues. Check the spark plug and replace it if it is fouled.

  • Air filter is dirty: A dirty air filter could also be a problem. Clean or replace the air filter.

  • Choke is not set properly: The choke must be set in the correct position to start the chainsaw. Refer to the owner’s manual for the correct choke setting.

  • Carburetor is clogged: A clogged carburetor is not usually common but can also prevent the chainsaw from starting. Clean or rebuild the carburetor as necessary.

3. Husqvarna Chainsaw Cutting Problems 

If your chainsaw is running but is not cutting properly, there are several reasons to this.

  • Chain is dull: A dull chain will not cut properly. Sharpen the chain or replace it if necessary.

  • Chain is loose: A loose chain can cause cutting problems. Tighten the chain according to the owner’s manual instructions.

  • Chain tension is incorrect: Incorrect chain tension can also cause cutting problems. Adjust the chain tension as necessary.

  • Bar is bent: A bent bar would hinder the chainsaw’s ability to cut properly. Replace the bar if it is bent.

4. Husqvarna Chainsaw Vibration Problems

  • Loose screws and bolts: If the screws and bolts on your chainsaw are loose, the chainsaw can vibrate excessively. Check all screws and bolts and tighten as necessary.

  • Damaged or worn sprocket: A damaged or worn sprocket can cause the chainsaw to vibrate. Replace the sprocket if needed.

  • Dull chain: A dull chain can cause excessive vibration when cutting. Sharpen the chain or replace it if you notice any damages or excessive dullness.

5. Husqvarna Chainsaw Power Problems

  • Clogged air filter: A clogged air filter can reduce the power of the chainsaw. Clean or replace the air filter if needed.

  • Dirty spark plug: The issue could also be due to a dirty spark plug. Clean or replace the spark plug as necessary.

  • Incorrect carburetor adjustment: Incorrect carburetor adjustment can cause power issues. Adjust the carburetor using the user’s manual as a guide.

  • Low fuel level: A low fuel level can reduce the power of the chainsaw. Fill the fuel tank as necessary.

6. Husqvarna Chainsaw Stalling Problems

  • Incorrect fuel mix: If the fuel mix used in your chainsaw is not correct, the chainsaw can stall. Make sure the fuel mix is correct before starting the chainsaw.

  • Clogged fuel filter: A clogged fuel filter can cause the chainsaw to stall. Check the fuel filter and replace it if it is clogged.

  • Water in fuel: If water is present in the fuel, you would experience stalling problems. Drain the fuel tank and add fresh fuel.

  • Dirty air filter: A dirty air filter can cause the chainsaw to stall. Clean or replace the air filter as needed.

7. Husqvarna Chainsaw Starter Rope Problems

  • Rope is tangled or kinked: If the starter rope is tangled or kinked, it can prevent the chainsaw from starting. Straighten out the rope and check for any knots or kinks.

  • Rope is worn or frayed: If the starter rope is worn or frayed, it may need to be replaced. Replace the starter rope if it is worn or frayed.

  • Recoil spring is broken: If the recoil spring is broken, the starter rope will not rewind properly. Replace the recoil spring if it is broken.

8. Husqvarna Chainsaw Chain Oiler Problems

  • Oiler is clogged: If the chain oiler is clogged, it can prevent oil from reaching the chain, causing excessive wear and damage. Clean or replace the chain oiler as necessary.

  • Oil level is too low: If the oil level is too low, the chain will not receive enough lubrication, which would lead to excessive wear and damage. Fill the oil tank to the correct level.

  • Oil pump is not working: If the oil pump is not working, oil will not be delivered to the chain. Replace the oil pump if it is not working.

9. Husqvarna Chainsaw Wear and Tear Problems

  • Worn or damaged bar and chain: Over time, the bar and chain can become worn or damaged. Replace the bar and chain if you notice signs of wear and tear.

  • Worn or damaged sprocket: The sprocket can also become worn or damaged with continuous use. Replace the sprocket if it is worn or damaged.

  • Worn or damaged clutch: The clutch is another area that can experience wear and tear. Check and replace the clutch when needed.