How to Clean Carburetor on Simpson Pressure Washer: A Step-by-Step Guide

how to clean carburetor on simpson pressure washer

Are you struggling with a dirty carburetor on your Simpson pressure washer? Don’t worry, you’re not alone. Over time, carburetors can become clogged with dirt, debris, and old fuel, causing your pressure washer to lose power and efficiency. But fear not! In this blog post, we’ll walk you through the steps on how to clean the carburetor on your Simpson pressure washer, so you can get back to tackling your outdoor cleaning tasks with ease.

Think of it as giving your pressure washer’s engine a much-needed spa day. So let’s dive in and get your carburetor squeaky clean!

What is a Carburetor?

If you’re wondering how to clean the carburetor on your Simpson pressure washer, you’re in the right place. The carburetor is a vital component of any gasoline-powered engine, including pressure washers. Its main purpose is to mix fuel and air to create the optimum combustion ratio for the engine.

Over time, however, debris, dirt, and old fuel can clog up the carburetor, leading to performance issues like reduced power and engine stalling. Cleaning the carburetor is a relatively simple task that can improve the performance and longevity of your pressure washer. By removing the carburetor from the engine, disassembling it, and using a carburetor cleaner, you can remove any blockages and deposits.

Be sure to follow the manufacturer’s instructions and use safety precautions when working with flammable liquids. With a clean carburetor, your Simpson pressure washer will be back in top shape, ready to tackle any cleaning task.

Understanding the role of the carburetor in a Simpson pressure washer

Simpson pressure washer, carburetor, role of the carburetor

how to clean carburetor on simpson pressure washer

Signs that your Carburetor Needs Cleaning

If you are experiencing issues with your Simpson pressure washer, such as rough idling, decreased power, or problems starting, it may be time to clean the carburetor. The carburetor is responsible for mixing air and fuel in the proper ratios for combustion. Over time, dirt, debris, and old gasoline can clog the small passages in the carburetor, affecting its performance.

Cleaning the carburetor can help restore its functionality and improve the overall performance of your pressure washer. So, how do you clean the carburetor on a Simpson pressure washer? Here are the steps to guide you through the process. First, turn off the engine and let it cool down.

Remove the air filter and the carburetor cover to gain access to the carburetor. Next, disconnect the fuel line from the carburetor and drain any remaining fuel into a container. Use a carburetor cleaner or a mixture of fuel cleaner and gasoline to spray the entire carburetor, paying special attention to the pilot jet and main jet.

Allow the cleaner to sit for a few minutes to dissolve any build-up. Use a small brush or a toothpick to gently remove any loosened debris. Finally, reassemble the carburetor and replace the air filter.

Start your pressure washer to check for any improvements in its performance. Remember to always follow the manufacturer’s instructions and use caution when working with machinery. By cleaning the carburetor, you can keep your Simpson pressure washer running smoothly and efficiently, allowing you to tackle any cleaning tasks with ease.

Knowing when it’s time to clean your carburetor

carburetor cleaning, signs of dirty carburetor, when to clean carburetor

Steps to Clean the Carburetor

If your Simpson pressure washer is experiencing issues with its carburetor, don’t worry – cleaning it is a relatively simple process. The first step is to disconnect the spark plug wire to ensure there are no sparks while working on the carburetor. Next, locate the carburetor on your pressure washer; it is usually attached to the engine.

Once located, remove the air filter cover and the carburetor mounting bolts to gain access to the carburetor. Carefully disconnect the fuel lines connected to the carburetor, being mindful of any spills. Then, using a carburetor cleaner, spray the inside and outside of the carburetor, paying extra attention to the small holes and crevices.

Let the cleaner sit for a few minutes to break down any buildup. After that, use a small brush or toothbrush to scrub away any remaining dirt or debris. Once the carburetor is clean, reassemble everything in reverse order and reconnect the spark plug wire.

Restart the pressure washer and observe if the carburetor is working properly. Cleaning the carburetor regularly will prolong the life of your Simpson pressure washer and ensure it operates smoothly every time.

Preparation: Gather the necessary tools and materials

Cleaning the carburetor of your vehicle is an essential maintenance task that can improve its overall performance. Before you begin, make sure you have all the necessary tools and materials to safely and effectively clean the carburetor. Some of the tools you will need include a socket set, screwdrivers, cleaning solvent, a wire brush, and a carburetor cleaner spray.

It is also a good idea to have a repair manual specific to your vehicle on hand for reference, as different carburetors may have slightly different procedures. Once you have all the tools and materials ready, you can move on to the next steps in cleaning your carburetor. Remember, it’s important to follow the proper procedures and safety precautions to avoid any damage to your vehicle or injury to yourself.

Step 1: Turn off the pressure washer and disconnect the spark plug

The first step to cleaning the carburetor of your pressure washer is to turn off the machine and disconnect the spark plug. This is an important safety precaution to prevent any accidental starts while you are working on the carburetor. The spark plug can be located on the engine, and you can disconnect it by gently pulling on the wire that is connected to it.

Once you have ensured that the machine is completely turned off and the spark plug is disconnected, you can move on to the next step of cleaning the carburetor.

Step 2: Locate and remove the carburetor from the pressure washer

In order to clean the carburetor of your pressure washer, you will need to locate it and remove it first. The carburetor is a crucial component of the pressure washer’s engine, as it mixes air and fuel to create the combustion necessary for the machine to run smoothly. To locate the carburetor, you will need to consult your pressure washer’s manual, as its exact location may vary depending on the make and model.

Once you have located the carburetor, you can begin the removal process. Start by disconnecting the spark plug wire to ensure the engine is completely off. Then, use a wrench or socket set to loosen the bolts or screws that hold the carburetor in place.

Carefully remove the carburetor from the engine, being mindful of any attached hoses or cables. Once the carburetor is removed, you can proceed with cleaning it thoroughly to remove any built-up debris or dirt that may be affecting its performance.

Step 3: Disassemble the carburetor carefully

carburetor cleaning, disassemble the carburetor, clean the carburetor Cleaning your carburetor is an important step in maintaining your vehicle’s performance. One of the crucial parts of this process is disassembling the carburetor itself. This step requires careful attention to detail to ensure that each component is properly cleaned and inspected.

Before beginning, it’s important to gather the necessary tools, such as a screwdriver and a carburetor cleaner. Once you have everything ready, start by removing the carburetor from the engine. Then, carefully disassemble the carburetor by removing the various screws and bolts that hold it together.

Take note of the order in which the parts are removed and keep them organized to avoid confusion during reassembly. As you remove each part, it’s important to examine it for any signs of damage or wear. Cleaning the carburetor thoroughly involves soaking the parts in carburetor cleaner to remove any built-up dirt and debris.

Be sure to scrub away any stubborn residue with a brush to ensure a thorough clean. Once each part has been cleaned and dried, reassemble the carburetor in the reverse order of disassembly. By taking the time to disassemble and clean your carburetor properly, you can ensure that it functions optimally and extends the lifespan of your vehicle.

Step 4: Clean the carburetor components

clean the carburetor components. Once you have removed the carburetor from your vehicle, it’s time to give its components a thorough cleaning. This step is essential to ensure that the carburetor functions properly and delivers the right fuel-air mixture to the engine.

Start by disassembling the carburetor, separating the different components. This will make it easier to clean each part individually. Use a carburetor cleaner or a mild detergent mixed with warm water to soak the parts.

Scrub them gently with a soft brush to remove any dirt, grease, or residue. Pay extra attention to the small gaps and crevices where dirt tends to accumulate. Once you have cleaned all the components, rinse them thoroughly with clean water to remove any cleaning agents.

Use compressed air or a soft cloth to dry them off. Make sure that there is no moisture left on the parts before reassembling the carburetor. In some cases, you may need to use a specialized carburetor cleaning kit, which usually includes brushes, cleaning solutions, and other tools.

Follow the instructions provided in the kit to ensure that you clean the carburetor properly. Remember to be patient and take your time to clean each component carefully. Any dirt or residue left behind can affect the performance of the carburetor and even lead to engine problems.

So, make sure that you clean all the parts properly before reassembling the carburetor and installing it back in your vehicle.

Step 5: Reassemble the carburetor and reinstall it into the pressure washer

cleaning the carburetor, reassembling the carburetor, pressure washer maintenance. Once you have thoroughly cleaned all the parts of the carburetor, it’s time to put everything back together. Start by reassembling the main parts of the carburetor, such as the float bowl, diaphragm, and needle valve.

Make sure to follow the manufacturer’s instructions or consult a manual if you are unsure about the proper order or alignment of the parts. Next, carefully reinstall the carburetor back into the pressure washer. Make sure all the connections are secure and in the correct position.

This is a good time to inspect the gaskets and seals for any signs of wear or damage. If necessary, replace them before reinstallation. Once the carburetor is reassembled and back in place, it’s time to test it out.

Start the pressure washer and let it run for a few minutes to ensure everything is working properly. Pay attention to how the engine sounds and idles. If there are any strange noises or irregularities, you may need to go back and double-check your work or seek professional assistance.

Regularly cleaning and maintaining your pressure washer’s carburetor is essential for optimal performance. By following these steps and taking the time to clean and reassemble the carburetor correctly, you can ensure that your pressure washer will run smoothly and efficiently for years to come. So go ahead and give your pressure washer the care it deserves, and it will repay you with excellent performance whenever you need it.

Step 6: Test the pressure washer and make necessary adjustments

pressure washer, test, adjustments, clean, carburetor.

Tips for Maintaining a Clean Carburetor

If you’re experiencing issues with your Simpson pressure washer and suspect that a dirty carburetor might be the cause, don’t worry! Cleaning a carburetor is easier than you think. First, make sure to turn off the engine and disconnect the spark plug wire to ensure safety. Next, locate the carburetor and remove it from the engine.

It might be helpful to take a picture or make notes to remember the proper order of the parts. Once you have the carburetor off, carefully disassemble it, making sure to keep track of all the small components. Use a carburetor cleaner to thoroughly clean each part, paying special attention to any clogs or build-up.

A soft brush or toothbrush can also help dislodge any stubborn debris. After cleaning, inspect each part for damage and replace any worn or broken components. When reassembling the carburetor, remember to follow the reverse order of disassembly and make sure all components are properly seated.

Finally, reinstall the carburetor onto the engine and reconnect the spark plug wire. Regularly cleaning your carburetor can help maintain the performance of your Simpson pressure washer and prevent future issues. So don’t let a dirty carburetor slow you down – follow these simple steps and get back to powering through your cleaning tasks!

Preventing future carburetor issues with regular maintenance

One of the best ways to prevent future carburetor issues is by regularly maintaining your carburetor. By staying on top of maintenance tasks, you can ensure that your carburetor stays clean and in good working order. Here are a few tips to help you maintain a clean carburetor.

First, make sure to clean your carburetor regularly. This involves removing any dirt, debris, or other contaminants that may have built up in the carburetor. You can use a carburetor cleaner or a mixture of soap and water to clean the carburetor.

Next, it’s important to check and replace the air filter regularly. A clogged or dirty air filter can restrict airflow to the carburetor, leading to poor performance and potential damage. Additionally, it’s a good idea to check the fuel filter and replace it if necessary.

A clogged fuel filter can impede fuel flow to the carburetor, causing issues such as stalling or rough idling. Finally, make sure to use high-quality fuel that is free from contaminants. Using low-quality or contaminated fuel can lead to carburetor problems.

By following these simple maintenance tips, you can help prevent future carburetor issues and keep your engine running smoothly.


In conclusion, cleaning a carburetor on a Simpson pressure washer is a bit like giving your washer a spa day. Think of it as a rejuvenation treatment for your trusty cleaning companion. Just like we need to clear our minds and cleanse our bodies, the carburetor needs a thorough cleanse to ensure smooth running and optimal performance.

Now, let’s recap the steps. First, gather your tools and prepare for the task ahead. Then, disconnect the spark plug wire to avoid any accidental starts.

Remove the air filter and properly clean it, removing any dirt and debris. Next, locate the carburetor and carefully remove it, taking note of its position and any connections it may have. Once the carburetor is detached, using a carburetor cleaner and a small brush, gently and meticulously clean all the intricate parts.

Pay close attention to the float bowl and main jet, as these are often the culprits of clogs and poor fuel flow. Scrub away any grime and buildup and ensure that everything is squeaky clean. After the cleaning process is complete, reassemble the carburetor, following the reverse order of the removal steps.

Reconnect any connections and make sure everything is properly secured. Finally, connect the spark plug wire and give your pressure washer a hearty pat on the back for a job well done. So, there you have it! By following these steps, you’ll have your Simpson pressure washer’s carburetor in top-notch condition in no time.

Your pressure washer will be running smoothly and efficiently, ready to conquer any dirty job that comes its way. Plus, you’ll have the satisfaction of knowing that you saved yourself some hard-earned money by tackling this task yourself. Remember, a clean carburetor is the key to a happy pressure washer, and a happy pressure washer means a happy cleaner.


How often should I clean the carburetor on my Simpson pressure washer?
It is recommended to clean the carburetor on your Simpson pressure washer at least once a year, or more frequently if you notice any performance issues.

What tools do I need to clean the carburetor on my Simpson pressure washer?
To clean the carburetor on your Simpson pressure washer, you will need a screwdriver, carburetor cleaner, a soft brush, and possibly a carburetor rebuild kit if any parts need to be replaced.

Can I clean the carburetor on my Simpson pressure washer myself, or should I take it to a professional?
You can clean the carburetor on your Simpson pressure washer yourself, as long as you are comfortable working with small engine parts. However, if you are unsure or inexperienced, it may be best to take it to a professional for cleaning.

How do I access the carburetor on my Simpson pressure washer for cleaning?
To access the carburetor on your Simpson pressure washer, you will need to remove the air filter and air filter housing. This will give you access to the carburetor for cleaning.

What is the best method to clean the carburetor on my Simpson pressure washer?
The best method to clean the carburetor on your Simpson pressure washer is to use a carburetor cleaner. Spray the cleaner directly onto the carburetor and use a soft brush to scrub away any dirt or debris. Rinse with water and allow it to dry before reassembling.

What should I do if cleaning the carburetor doesn’t solve the issues with my Simpson pressure washer?
If cleaning the carburetor does not solve the performance issues with your Simpson pressure washer, it may be necessary to replace certain carburetor components or consult a professional for further troubleshooting.

How do I prevent the carburetor on my Simpson pressure washer from getting dirty?
To prevent the carburetor on your Simpson pressure washer from getting dirty, always use clean fuel, regularly inspect and replace the air filter, and perform routine maintenance such as oil changes and spark plug replacements. Additionally, storing your pressure washer in a clean, dry area can also help prevent dirt and debris from entering the carburetor.

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