Why Your DeWalt Chainsaw Battery Won’t Work

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Updated in October 2025 | By John

Do you own a DeWalt chainsaw that won’t start You’re not alone. There are many reasons why a DeWalt chainsaw might not work, but don’t worry, I’m here to help. In this blog post, I’ll discuss the most common reasons why your DeWalt chainsaw might not be working and how to fix them. So whether you’re a seasoned pro or a first-time user, read on for some helpful tips!

So Reasons Why My Dewalt Chainsaw Battery Operated Would Not Work

Why Your DeWalt Chainsaw Battery Won’t Work

There are a few reasons why your DeWalt chainsaw battery might not be working.

The battery is dead:
If the battery has been sitting for a long time, it may have lost its charge. Try charging the battery for 24 hours and see if that fixes the problem.

The battery is not making a connection with the chainsaw:
Make sure that the battery is properly inserted into the chainsaw and that the contacts are clean.

The battery is damaged:
If the battery is damaged, it will need to be replaced.

The chainsaw is defective:
If the chainsaw is not working even with a properly charged battery, it may be defective. Contact DeWalt customer service for assistance.

Why My Dewalt Chainsaw Battery Operated Would Not Work

Possible Causes

There are a few possible reasons why your Dewalt chainsaw battery operated might not be working. Here are some of the most common:

The battery is dead:
This is the most likely cause of a chainsaw not working. Check the battery voltage with a voltmeter to make sure it is within the specified range. If the battery is dead, you will need to recharge it or replace it.

The battery is not properly connected to the chainsaw:
Make sure the battery is securely plugged into the chainsaw. If the battery is not connected properly, the chainsaw will not turn on.

The chainsaw is in need of maintenance:
If the chainsaw has not been properly maintained, it may not be working properly. Check the chainsaw’s air filter and spark plug to make sure they are clean and in good condition. You may also need to sharpen the chainsaw chain.

The chainsaw is damaged:
If the chainsaw has been dropped or damaged, it may not be working properly. If you suspect that the chainsaw is damaged, you should take it to a qualified repair technician.

Troubleshooting Tips

If you are having trouble getting your Dewalt chainsaw battery operated to work, here are a few troubleshooting tips:

Try a different battery:
If you have another battery that you can try, this will help you determine if the problem is with the battery or the chainsaw itself.

Make sure the battery is properly connected to the chainsaw:
Check the battery connector to make sure it is securely plugged into the chainsaw.

Clean the air filter and spark plug:
A dirty air filter and spark plug can cause the chainsaw to run poorly or not at all.

Sharpen the chainsaw chain:
A dull chainsaw chain can make it difficult to cut through wood.

Take the chainsaw to a qualified repair technician:
If you have tried all of the troubleshooting tips and the chainsaw is still not working, you should take it to a qualified repair technician.

Preventative Maintenance

The best way to avoid problems with your Dewalt chainsaw battery operated is to perform regular preventative maintenance. Here are a few things you can do to keep your chainsaw in good working order:

Clean the air filter regularly:
A dirty air filter can restrict airflow to the engine, causing it to run poorly or not at all.

Replace the spark plug regularly:
A worn-out spark plug can cause the chainsaw to misfire or not start at all.

Sharpen the chainsaw chain regularly:
A dull chainsaw chain can make it difficult to cut through wood and can also damage the chainsaw.

Inspect the chainsaw for damage regularly:
Look for cracks in the housing, loose bolts, or other damage. If you find any damage, have the chainsaw repaired or replaced before using it again.

Also Read: Replacement Parts For Green Work Battery Chainsaws

FAQs: Why My DeWalt Chainsaw Battery Operated Would Not Work

Why is my DeWalt chainsaw not starting?

There are a few possible reasons why your DeWalt chainsaw might not be starting. Here are some of the most common causes:

The battery is dead: Make sure that the battery is charged and properly inserted into the chainsaw.

The air filter is dirty: A dirty air filter can restrict airflow to the engine, making it difficult to start. Clean the air filter according to the manufacturer’s instructions.

The spark plug is fouled: A fouled spark plug can prevent the engine from firing. Remove the spark plug and clean it with a spark plug cleaner.

The carburetor is out of adjustment: If the carburetor is not adjusted properly, it can cause the engine to run poorly or not start at all. Adjust the carburetor according to the manufacturer’s instructions.

The engine is flooded: If the engine is flooded, it will not start because there is too much fuel in the cylinder. To clear the flood, turn the chainsaw off and wait a few minutes. Then, turn the chainsaw on and slowly pull the starter rope until the engine starts.

Why is my DeWalt chainsaw cutting slowly?

There are a few possible reasons why your DeWalt chainsaw might be cutting slowly. Here are some of the most common causes:

The chain is dull: A dull chain will not cut through wood as quickly as a sharp chain. Sharpen the chain according to the manufacturer’s instructions.

The chain is too tight: A too-tight chain will slow down the cutting speed. Loosen the chain tension according to the manufacturer’s instructions.

The chain is too loose: A too-loose chain will jump off the bar and could cause injury. Tighten the chain tension according to the manufacturer’s instructions.

The bar is worn: A worn bar will cause the chain to skip and jump. Replace the bar if it is worn out.

The sprocket is worn: A worn sprocket will cause the chain to skip and jump. Replace the sprocket if it is worn out.

Why is my DeWalt chainsaw smoking?

There are a few possible reasons why your DeWalt chainsaw might be smoking. Here are some of the most common causes:

The engine is running too rich: If the engine is running too rich, it will produce more smoke than usual. This can be caused by a dirty air filter, a fouled spark plug, or an incorrect carburetor adjustment.

The engine is overheating: If the engine is overheating, it will produce smoke as a way to cool itself down. This can be caused by a clogged air filter, a dirty spark plug, or a lack of lubrication.

The engine is burning oil: If the engine is burning oil, it will produce smoke as a byproduct of the combustion process. This can be caused by a worn piston ring, a leaking valve, or a cracked cylinder head.

Why is my DeWalt chainsaw leaking gas?

There are a few possible reasons why your DeWalt chainsaw might be leaking gas. Here are some of the most common causes:

The fuel tank cap is not tightened properly: Make sure that the fuel tank cap is tightened all the way.

The fuel line is leaking: Check the fuel line for cracks or leaks. If you find a leak, replace the fuel line.

The carburetor is leaking: The carburetor can leak gas if it is not adjusted properly or if it is damaged. Have the carburetor inspected and repaired by a qualified technician.

The engine is leaking gas: The engine can leak gas if there is a problem with the fuel injector or the cylinder head gasket. Have the engine inspected and repaired by a qualified technician.

Why is my DeWalt chainsaw making a loud noise?

There are a few possible reasons why your DeWalt chainsaw might be making a loud noise. Here are some of the most common causes:

The chain is too tight: A too-tight chain will cause the chainsaw to make a loud noise. Loosen the chain tension according to the manufacturer’s instructions.

The chain is too loose: A too-loose chain will cause the chainsaw to jump off the bar and could cause injury. Tighten the chain tension according to the manufacturer’s instructions.

The bar is worn: A worn bar will cause the chainsaw to make a loud noise. Replace the bar if it is worn out.

About The Author

Hi, I’m John, the creator of this site.
With years of hands-on gardening experience, I’m passionate about growing fresh fruits and vegetables and making gardening easy for everyone.
Here, I share tips, ideas, and inspiration to help you enjoy a thriving garden—no matter your skill level!