How to Convert Propane Generator to Natural Gas

How To Convert Propane Generator To Natural Gas

Are you tired of constantly refilling your propane generator? Do you want to switch to a more convenient and cost-effective fuel source? Converting your propane generator to natural gas may be the perfect solution for you.

With just a few simple steps, you can easily make the switch and start enjoying all the benefits that natural gas has to offer. In this article, we will guide you through the process of converting your propane generator to natural gas. We’ll provide you with all the necessary information, tools and materials needed for this project.

You’ll learn how to prepare your generator for conversion, install the conversion kit and test it out before putting it into regular use. By following these steps carefully, you’ll be able to convert your propane generator in no time and reap all the benefits of using natural gas as your new fuel source.

Here are some general steps to convert a propane generator to natural gas:

  1. Conversion Kit: Begin by purchasing a conversion kit that is specific to your generator’s model. It should contain the necessary components like regulators, hoses, and fittings.
  2. Safety First: Turn off the propane supply and ensure that the generator is cool to the touch. It’s advisable to work in a well-ventilated area and have a fire extinguisher nearby.
  3. Replace or Adjust the Carburetor: Depending on the design of your generator and the conversion kit, you may need to either replace the carburetor or add an adapter to the existing one. The carburetor has to provide the right air-to-fuel ratio for the engine to run smoothly on natural gas.
  4. Adjust the Regulator: Natural gas requires a different pressure than propane. Install the regulator from the conversion kit, ensuring a proper seal to prevent gas leaks.
  5. Connect to the Natural Gas Line: Depending on your setup, you may need to connect the generator to the household natural gas line or to a dedicated supply. Ensure that connections are secure and leak-free. Use pipe-thread sealants as necessary, but avoid using Teflon tape on gas connections as it may not be suitable for this purpose.
  6. Start the Generator: Once everything is connected, turn on the natural gas supply and try starting the generator. It should run smoothly; if it doesn’t, there might be issues with the air-to-fuel mixture or other connections.
  7. Check for Leaks: After you have the generator running on natural gas, use a soap solution to check for gas leaks at all connection points. If you see bubbles forming, there’s a leak that you need to address immediately.
  8. Maintenance: After conversion, regular maintenance is crucial. Natural gas can cause deposits to form in the engine, so it’s essential to check and clean it regularly.
  9. Consult Professionals: If you’re not comfortable or experienced with this kind of work, it’s always a good idea to hire a professional or consult with one before attempting the conversion.

Gather the Necessary Tools and Materials

Let’s get ready to gather all the stuff we need to make this thing run on a different type of fuel. Before diving into the conversion process, it’s important to take safety precautions and consider the fuel source.

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Ensure that you’re working in a well-ventilated area with no open flames or sparks nearby. Also, make sure that you’ve turned off the generator and disconnected it from any power source before beginning any work.

Next, you’ll need to gather some necessary tools and materials for the conversion process. This includes natural gas kit components such as a regulator, hose, and fittings specific to your generator model. You may also need a wrench set, pipe cutter or saw, Teflon tape, and thread sealant.

It’s essential to choose high-quality parts that are compatible with both your generator and natural gas supply system for optimal performance. With these tools and materials in hand, you can move onto the next step of converting your propane generator to natural gas.

Prepare Your Generator for Conversion

Before making any modifications, it’s important to assess the suitability of your equipment for an alternate fuel source. Before converting your propane generator to natural gas, you need to be aware of the differences between these two types of fuels.

Propane is denser than natural gas, which means it contains more energy per unit volume. However, propane requires a higher pressure to flow through the fuel system compared to natural gas.

On the other hand, natural gas is lighter than air and has a lower heating value than propane but can be supplied at low pressure from a utility line. Therefore, before converting your generator, make sure that it is rated or compatible with both generator fuel types by checking its manufacturer’s specifications or consulting an expert technician who can help you assess its suitability for conversion.

Install the Conversion Kit

To start the installation process, you’ll need to follow the step-by-step instructions included in the conversion kit manual and use the provided tools to modify your equipment for a new fuel source.

Before anything else, make sure that the conversion kit is compatible with your generator model. You may also want to consider seeking professional installation considerations if you’re not confident in your ability to perform the task.

When installing the conversion kit, make sure that all parts are installed properly. Follow each step carefully and double-check everything before proceeding to avoid any potential hazards or issues. It’s important not to skip any steps as they may cause problems down the line.

Once everything is installed correctly, test your generator using natural gas to ensure it’s working correctly. With proper installation, you can now enjoy running your generator with a more cost-efficient and eco-friendly fuel source.

Test Your Generator

Now it’s time to put your newly installed conversion kit to the test and see how your generator performs with natural gas. This will give you a glimpse into the future of energy efficiency and help you make the most of your investment.

Here are some things to keep in mind as you test your generator:

  1. Troubleshooting issues: If something goes wrong during testing, don’t panic. Check for leaks, clogs, or other potential sources of trouble. You may need to adjust the fuel mixture or timing settings on your generator to ensure proper operation.
  2. Safety precautions: Always follow safety guidelines when working with propane or natural gas generators. Make sure that your ventilation system is adequate and that there are no open flames nearby. Use protective gear like gloves and safety glasses when handling fuel lines or other components.
  3. Be patient: It may take some time to get used to running your generator on natural gas instead of propane, so be patient and give yourself plenty of time for testing and adjustment. With a little practice, you’ll soon be enjoying all the benefits of this efficient fuel source!
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Maintain Your Generator

Maintaining your power source is crucial for ensuring its longevity and optimal performance. Generator upkeep is essential, especially if you’re planning to convert it from propane to natural gas.

Before starting the conversion process, make sure that your generator is in good working condition. One of the first maintenance tips is to regularly change the oil and air filter. The frequency will depend on how often you use your generator and the manufacturer’s recommendation.

It’s also important to inspect the spark plugs and replace them if necessary. Keeping the fuel tank clean and free of debris can prevent clogs in your fuel lines, which could damage your generator’s engine.

By following these maintenance tips, you’ll prolong the life of your generator and ensure a smooth conversion process when switching from propane to natural gas.

Frequently Asked Questions

Can any propane generator be converted to natural gas, or are there specific models that are compatible?

If you’re wondering whether any propane generator can be converted to natural gas, the answer is not so straightforward. It all depends on compatibility factors such as the engine size and type, fuel delivery system, and carburetor design of your specific model.

These factors play a crucial role in determining whether or not your propane generator can be converted to run on natural gas. The conversion process itself involves replacing some key components of your generator with those designed for natural gas use, which may require professional installation.

So before attempting to convert your propane generator to natural gas, make sure to do your research and consult with a qualified technician who can assess the compatibility of your particular model.

Is it safe to convert a propane generator to natural gas without the help of a professional?

If you’re thinking about converting your propane generator to natural gas, you may be wondering whether it’s safe to do so on your own. While it is technically possible to convert your generator yourself, there are some DIY conversion risks that you should be aware of.

For example, if the conversion is not done correctly, it can result in a fire or explosion. Additionally, if the generator is not properly maintained after the conversion, it can lead to other safety hazards down the road.

On the other hand, having a professional convert your generator has several benefits. Not only will they have the necessary skills and expertise to perform the conversion safely and correctly, but they can also provide ongoing maintenance and support to ensure that your generator continues to run smoothly over time.

Ultimately, while DIY conversions may seem like an attractive option at first glance, opting for a professional conversion is likely a safer and more reliable choice in the long run.

Are there any long-term effects on the generator’s performance or lifespan after converting it to natural gas?

Converting your propane generator to natural gas can have both positive and negative effects on the environment, depending on how you look at it.

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On one hand, natural gas is a cleaner burning fuel than propane, so you may be reducing your carbon footprint by making the switch.

However, there are also concerns about methane leaks during natural gas production and transportation, which could offset any environmental benefits of using the fuel.

Additionally, while converting your generator to run on natural gas may save you money in the long run due to lower fuel costs, there may be some upfront expenses involved with installing a new fuel line or making other modifications to your generator.

Ultimately, whether or not it makes sense for you to convert your generator will depend on a number of factors such as your energy needs and budget.

Will converting a propane generator to natural gas affect its fuel efficiency or output power?

Did you know that propane generators are up to 10% less efficient than natural gas generators? That’s right, natural gas is a more efficient fuel source for generators.

So, if you’re considering converting your propane generator to natural gas, it’s important to understand the potential impact on your fuel efficiency and output power. Fuel efficiency comparisons show that natural gas can reduce operating costs over time due to its lower cost and higher efficiency.

Additionally, environmental impact considerations should be taken into account as well since natural gas is a cleaner-burning fuel compared to propane. Converting your propane generator to natural gas may require some initial investment but it could ultimately lead to long-term savings and a positive environmental impact.

Is it possible to switch back to propane fuel after converting the generator to natural gas?

If you’re considering switching fuels on your generator, it’s important to take maintenance considerations into account.

While it’s possible to switch back to propane fuel after converting the generator to natural gas, there are some potential issues that come with this change. You may need to make adjustments or even replace certain parts in order to ensure optimal performance when switching back and forth between fuels.

Additionally, regular maintenance will be necessary in order to keep your generator running smoothly and avoid any potential problems down the line.

So while it’s possible to switch back and forth between propane and natural gas, it’s important to be aware of these factors before making any changes.


Congratulations! You’ve successfully converted your propane generator to natural gas. By following the steps outlined in this article, you’ve not only saved money on fuel costs but also reduced your carbon footprint.

Did you know that using natural gas instead of propane can reduce greenhouse gas emissions by up to 30%? This means that by making this simple switch, you’re doing your part in helping the environment.

Remember to regularly maintain your generator and keep an eye out for any signs of wear and tear. With proper care, your newly converted natural gas generator will provide reliable power for years to come.

Thank you for taking the time to read this article and for making a positive impact on our planet.