How to Start Flooded Chainsaw: Quick Fix Guide

To start a flooded chainsaw, first, remove the spark plug and pull the starter rope to clear excess fuel from the engine. Then, let the chainsaw sit for 10-15 minutes to allow the remaining fuel to evaporate.

Starting a flooded chainsaw can be frustrating, but following these steps can help you get back to work quickly. Starting a chainsaw with a flooded engine can be a common issue, especially if it has been sitting for a while or if you’ve over-primed the engine.

When a chainsaw engine floods, it means that there is an excess of fuel in the engine, making it difficult to start. In this blog, we will discuss how to effectively address a flooded chainsaw and get it running again without the need for any special tools. By following these steps, you can easily clear the excess fuel and start your chainsaw efficiently.

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Introduction To Flooded Chainsaws

When it comes to using a chainsaw, there are few things more frustrating than a flooded engine. This occurrence can happen when there is an excessive amount of fuel in the engine’s cylinder, leading to a failure to start. Understanding the common signs of a flooded chainsaw and the reasons behind it can help you prevent and address this issue effectively.

Common Signs Of A Flooded Chainsaw

There are a few indicators that your chainsaw might be flooded. If it fails to start, emits a strong smell of fuel, or you notice gasoline pouring out of the air filter or carburetor, your chainsaw may be flooded.

Understanding Why Chainsaws Flood

Chainsaws can flood due to a variety of reasons, such as over-priming the engine, a faulty carburetor, or simply using the choke incorrectly. It’s important to understand the causes so you can take the necessary steps to avoid flooding in the future.

Immediate Steps To Address Flooding

When starting a flooded chainsaw, it is important to take immediate steps to address the issue. This will help prevent further damage to the chainsaw and increase the chances of successfully starting it. In this section, we will discuss two crucial steps: stopping further fuel flow and positioning the chainsaw for drainage.

Stopping Further Fuel Flow

The first measure you can take to try to get excess fuel out of the chainsaw is to stop further fuel flow. This will help prevent the flooding from worsening and allow the chainsaw to start more easily. To stop the fuel flow:

Locate the fuel shut-off valve, usually located near the fuel tank.
Turn the valve to the “OFF” position to stop the fuel flow.

By stopping the fuel flow, you can minimize the amount of fuel in the engine, reducing the chances of further flooding.

Positioning The Chainsaw For Drainage

After stopping the fuel flow, the next step is to position the chainsaw for drainage. This will help remove excess fuel from the engine and improve the chances of starting the chainsaw. To position the chainsaw for drainage:

Place the chainsaw on a flat and stable surface, ensuring it is secure.
Remove the spark plug to allow any excess fuel to drain out.
Hold the chainsaw with the spark plug hole facing downwards to facilitate the drainage.

By positioning the chainsaw in this manner, any excess fuel trapped in the engine will be able to drain out, reducing the flooding and increasing the likelihood of successful starting.

Remember, addressing flooding in a timely manner is crucial to prevent further damage to the chainsaw. By following these immediate steps, you can effectively stop further fuel flow and position the chainsaw for drainage, increasing the chances of starting the flooded chainsaw successfully.

Spark Plug Inspection And Cleaning

When it comes to starting a flooded chainsaw, one crucial step is to inspect and clean the spark plug. The spark plug plays a vital role in igniting the fuel mixture, and if it’s fouled or dirty, it can hinder the starting process. Here’s a step-by-step guide on how to inspect and clean the spark plug to ensure optimal performance.

Removing The Spark Plug

The first step in the spark plug inspection and cleaning process is to remove the spark plug from the chainsaw. Follow these simple steps:

Ensure the chainsaw is turned off and the engine is cool.
Locate the spark plug, usually found on the side or top of the chainsaw’s engine.
Using a spark plug wrench or socket, carefully loosen and remove the spark plug by turning it counterclockwise.

Checking For Fouling And Drying

Once the spark plug is removed, it’s essential to check for fouling and drying, as these can affect the spark plug’s performance. Here’s what to look for:

Fouling: Inspect the spark plug’s electrode and tip for any signs of carbon buildup, oil deposits, or other contaminants. If fouled, it can prevent the spark plug from producing a strong spark.
Drying: Check for any signs of wetness or moisture on the spark plug. If the spark plug is wet, it may indicate a fuel flooding issue.

If the spark plug is fouled or wet, it’s necessary to clean it thoroughly before reinstallation. Cleaning the spark plug will help restore its performance and improve starting efficiency.

Cleaning The Spark Plug

To clean the spark plug, follow these simple steps:

Use a wire brush or spark plug cleaner to remove any carbon deposits or other contaminants from the electrode and tip.
If the spark plug is wet, carefully wipe it with a clean cloth to remove any moisture.
Inspect the spark plug for any signs of damage or wear. If it appears damaged, it may need to be replaced.

Once the spark plug is cleaned and inspected, it’s ready to be reinstalled in the chainsaw. Ensure it is tightened securely but avoid overtightening, as it can damage the spark plug or the engine.

By regularly inspecting and cleaning the spark plug, you can ensure optimal starting performance and extend the lifespan of your chainsaw. Remember to follow the manufacturer’s guidelines for spark plug maintenance and replacement to keep your chainsaw running smoothly.

Dealing With Hydro Lock

To start a flooded chainsaw, you can try holding the throttle and pulling the starter rope to get excess fuel out of the engine. If the engine is hydro locked, you may need to remove the spark plug and clear any fuel or water from the cylinder before attempting to start it again.

Remember to avoid overusing the choke to prevent flooding in the future.

Identifying Hydro Lock Symptoms

One of the symptoms of a flooded chainsaw is that it won’t start. Another indication is the strong smell of fuel and gas, or even the sight of gas pouring out of the air filter or carburetor area.

Clearing Excess Liquid From The Cylinder

If you suspect hydro lock, the first step is to stop pulling the chainsaw’s starter cord. Next, turn off the choke and hold the throttle wide open. This will help clear excess fuel from the cylinder.

If the chainsaw still doesn’t start, you may need to remove the spark plug to check for hydro lock. By removing the spark plug, you can inspect if there is any liquid present in the cylinder. If you find liquid, it is crucial to clear the hydro lock before attempting to start the chainsaw again.

To clear the hydro lock, you can follow these steps:

Remove the spark plug and turn the chainsaw upside down to allow any excess liquid to drain out.
Crank the engine a few times without the spark plug to expel any remaining liquid.
Clean the spark plug thoroughly and dry it before reinstalling it into the chainsaw.
Once the spark plug is back in place, try starting the chainsaw again.

It is important to note that if the hydro lock issue persists, it may be necessary to seek professional assistance to avoid further damage to the chainsaw.

By following these steps, you can effectively deal with hydro lock in a flooded chainsaw and increase your chances of successfully starting it.

Manual Techniques To Unflood Your Chainsaw

When a chainsaw engine gets flooded, too much fuel enters the cylinder, preventing startup due to a lack of spark. To address this issue without tools, you can utilize manual techniques to unflood your chainsaw.

Using The Throttle Method

Stop pulling the starter cord immediately.
Turn off the choke to reduce the fuel supply.
Hold the throttle wide open to allow more air into the engine.
Attempt to start the chainsaw again with the throttle open.

Practical Steps Without Tools

If you suspect flooding, refrain from further attempts to start the chainsaw.
Turn off the choke and keep the throttle open to aid in fuel evaporation.
Remove the spark plug to check for excess fuel and allow the cylinder to dry.
Inspect for hydro lock by pulling the starter cord with the spark plug removed.
Reinstall the spark plug and attempt to start the chainsaw again.

By following these manual techniques, you can effectively unflood your chainsaw without the need for specialized tools, ensuring a smoother startup process.

Carburetor And Air Filter Considerations

To start a flooded chainsaw, first remove the air filter and dry it thoroughly. Then, pull the starter rope while holding the throttle wide open to clear excess fuel from the engine. Additionally, ensure the carburetor is functioning properly by checking for any clogs or damage.

Examining the Carburetor

One of the most important things to consider when starting a flooded chainsaw is the carburetor. To check the carburetor, first, remove the air filter cover. Then, check the choke to ensure it is in the correct position. If the choke is not in the correct position, it may cause the engine to flood. Additionally, check the carburetor to ensure there are no clogs or blockages. A clogged carburetor can prevent fuel from reaching the engine, making it difficult to start.

Cleaning or Replacing the Air Filter

The air filter is another important consideration when starting a flooded chainsaw. If the air filter is dirty or clogged, it can prevent air from reaching the engine, causing it to flood. To clean the air filter, first, remove it from the chainsaw. Then, use a brush or compressed air to remove any dirt or debris. If the air filter is damaged or cannot be cleaned, it should be replaced with a new one.

In conclusion, examining the carburetor and air filter are crucial when starting a flooded chainsaw. By checking the choke and carburetor for any blockages or clogs, and cleaning or replacing the air filter, you can ensure your chainsaw starts smoothly and efficiently. Remember to take the necessary safety precautions when working with a chainsaw, and always consult the manufacturer’s instructions before attempting any repairs or maintenance.

Preventive Measures For The Future

When it comes to starting a flooded chainsaw, it’s essential to follow the correct procedures to prevent further issues. By taking preventive measures and maintaining your chainsaw properly, you can ensure that it starts smoothly every time.

Correct Starting Procedures To Prevent Flooding

Starting a flooded chainsaw requires specific steps to clear the excess fuel and restore proper engine function. Follow these correct starting procedures:

Turn off the ignition switch and ensure the chain brake is engaged.
Set the choke to the “off” position to prevent excessive fuel flow.
Hold the throttle wide open to allow maximum air intake.
Pull the starter cord several times to remove excess fuel from the cylinder.
Return the choke to the “on” position and attempt to start the chainsaw.
If the chainsaw still doesn’t start, repeat the process and try again.

By following these correct starting procedures, you can effectively clear a flooded chainsaw and avoid further complications.

Maintaining Your Chainsaw To Avoid Issues

Regular maintenance plays a crucial role in preventing chainsaw flooding and other issues. Here are some maintenance tips to ensure your chainsaw operates smoothly:

Keep the air filter clean and replace it regularly to maintain proper air intake.
Check the spark plug regularly and clean or replace it as needed.
Inspect the fuel lines for any cracks or leaks and replace them if necessary.
Keep the chain properly tensioned to prevent excessive strain on the engine.
Use high-quality fuel and oil mixtures specifically designed for chainsaws.
Store the chainsaw in a dry and clean environment to prevent moisture damage.

Maintaining your chainsaw regularly will not only help prevent flooding but also extend its lifespan and ensure optimal performance.

In conclusion, by following the correct starting procedures and maintaining your chainsaw properly, you can prevent future flooding issues and ensure that your chainsaw starts smoothly every time you need it.

Professional Help And Resources

When it comes to starting a flooded chainsaw, sometimes seeking professional help or utilizing available resources can be the best course of action. Whether you are a beginner or an experienced user, understanding when to seek professional repair and utilizing learning resources and tutorials can save you time, money, and frustration.

When To Seek Professional Repair

If you have tried multiple methods to start your flooded chainsaw without success, it might be time to consider professional repair. Here are some signs that indicate it’s time to seek expert assistance:

The chainsaw won’t start even after following recommended starting procedures.
You notice fuel or gas pouring out of the air filter or carburetor area.
You smell a strong fuel odor when attempting to start the chainsaw.
The chainsaw continues to flood despite your best efforts to prevent it.

By consulting a professional, you can ensure that the issue causing the flooding is properly diagnosed and repaired. They have the expertise and specialized tools to identify and fix the problem efficiently.

Learning Resources And Tutorials

Fortunately, there are various learning resources and tutorials available that can help you troubleshoot and resolve the flooding issue on your chainsaw. These resources provide step-by-step instructions and valuable insights to assist you in starting your chainsaw effectively. Here are some recommended resources:

Fix.com’s guide on how to start a flooded chainsaw: This comprehensive guide covers the common causes of flooding and provides detailed instructions on how to clear the flood and start your chainsaw.
Steve’s Small Engine Saloon YouTube channel: Steve’s Small Engine Saloon offers a video tutorial that demonstrates the process of unflooding a chainsaw without the need for special tools.
The AA’s guide on how to fix a flooded engine: Although not specifically focused on chainsaws, this guide provides general information on fixing a flooded engine, which can be applied to chainsaw troubleshooting.

By utilizing these resources, you can gain valuable knowledge and insights on how to properly start a flooded chainsaw. Remember to follow the instructions carefully and take the necessary safety precautions to avoid any accidents or further damage.

Frequently Asked Questions

What Happens If You Flood The Engine Of A Chainsaw?

When too much fuel enters the engine cylinder of a chainsaw during startup, the engine becomes flooded. This causes the spark plug electrodes to become filled, preventing any startup. The chainsaw won’t start until the excess fuel is cleared from the engine.

How Do You Start A Flooded Engine?

To start a flooded engine, follow these steps:

1. Remove the spark plug.

2. Turn the choke off.

3. Hold the throttle wide open.

4. Pull the starter rope a few times to clear excess fuel.

5. Reinstall the spark plug and start the engine.

How Long Do You Leave A Flooded Chainsaw?

To clear a flooded chainsaw, wait 15-20 minutes for the fuel to evaporate before restarting.

How Do You Know If You Flooded A Chainsaw?

If your chainsaw won’t start and you smell fuel or see gas, it may be flooded.

Conclusion

Starting a flooded chainsaw can be a frustrating experience, but with the right techniques, it can be resolved. By following the steps outlined in this guide, you can effectively clear the excess fuel from the engine and get your chainsaw up and running again.

Remember to always prioritize safety and consult a professional if needed.