How to Fix a Generator with Old Gas: 10 Critical Steps for Conversions

Stopping your generator is never a good thing. But what do you do if the gas has turned bad? How can you fix it? You can fix it with our guide on How to Fix a Generator with Old Gas!

We will go over 10 critical steps to converting gas from old generators. Gas is a fossil fuel that has been around for many years in order to generate electricity.

In recent times, new forms of energy have become more popular and less expensive than the old methods.

How to Fix a Generator with Old Gas?

Here are ten steps you need to take to make your old gas-powered generator into a new one that doesn’t use any gas

Step 1: Check the Generator for Damage

The first step is to check the generator for any damage that may have been caused by the old gas. This includes checking the engine, the tank, and all of the other parts of the generator. You have to fix any damage before you go any further.

Step 2: Remove the Old Gas from the Tank

Once you have checked for any damage, it is time to empty all of the old gas out of the generator tank. It is possible to do this with a siphon pump or another method that will get rid of all the gas. Without spilling anything on the ground. It may seem odd to have to remove the gas from the tank. But it is necessary in order to complete the conversion process.

Step 3: Clean the Tank

When you’ve emptied the tank, it’s time to clean it. This is possible by using a cleaning solution or simply rinsing it out with water. Make sure that there are no traces of the old gas left in the tank after cleaning, or it will cause problems later.

Step 4: Fill Up with New Gasoline

Once you clean out the generator tank and make sure there is nothing remaining from the previous gasoline. Now it is time to fill up with new fuel. Make sure that there are not any impurities in the new gasoline. Or it could also cause problems with the generator later on.

Step 5: Check the Air Filter

Before you use it again, check the air filter. It could damage the generator if the air filter is dirty. To make an old generator work, you have to change the air filter.

Step 6: Check the Spark Plug

The spark plug needs to be checked before using new gasoline. Because this component can wear out easily if there aren’t any impurities in the fuel. If you see any damage on the spark plug wires, replace them.

Step 7: Check the Carburetor

The carburetor is another important part of the generator that needs to be checked before starting it up again. The carburetor can ruin the generator if there’s any problem. If the carburetor isn’t working right, clean it or replace it.

Step 8: Check the Generator Belt

The generator belt can also be a problem area. And needs to be checked before starting up the generator again. If the belt is worn out or broken, it will need to be replaced in order to ensure that the generator runs correctly.

Step 9: Check the Voltage

It is important to check the voltage before using a generator again. If the voltage is not correct, it could damage the generator or other appliances that are plugged into it.

Step 10: Start up the Generator

It’s time to start up the generator and make sure it’s working. Once you’ve done all these steps, it’s time to turn it on. It’s important to fix any problems before using the generator again.

If you follow these ten steps, you will be able to convert your old generator with gas into a new one that doesn’t use any of the old gas. This will help keep your generator running properly and prevent any damage from occurring.

Converting an old generator to run on new gas is a process that should not be taken lightly. If you don’t follow the steps right, lots of things can go wrong. So it is important to make sure that you are aware of what needs to be done. By following these ten steps. You will be able to successfully convert a generator from gas to one that runs on new gasoline.

Read More: Why Generac Generator Won’t Start – Fix it With 8 Steps


The old gas is not as efficient and expensive than the new forms of energy. Converting to a newer form of fuel can be costly but will save you time, money, and effort in the future. Here’s how you can convert your generator to run on old gas!

Frequently Asked Questions (FAQs):

How do you keep an old generator going?

You can consider using electricity instead of gasoline. In this way you can convert it and extend its life.

How to get rid of bad gas in a generator?

Bad gas can be identified by the smell it gives off. To get rid of bad gas, you should start your generator and let it run until all the old gas gets used up.

How do I start a generator with old gas?

If your generator has been sitting for a while, you may have to take some steps before you can start it up. One thing you can do is to add a little fresh gas to the old gas and try to start it. You might need to clean the carburetor if that doesn’t work.

What to do with old gas ?

You should use your generator if you have one. If not, then your next best option is to store the gas in an enclosed space or tank that has been ventilated so as not to create an explosion hazard. You should also monitor any hazardous materials stored nearby and make sure they are properly insulated from contact with air by using inert gases like argon or nitrogen if possible.

Should i put fuel stabilizer in my generator?

Yes, if you’re a generator user, you should put fuel stabilizer in your generator. Fuel stabilizers help to keep the fuel in your generator from going bad and make sure that the fuel will be there when you need it.
There are a few different types of fuel stabilizers on the market, so be sure to do your research and find the one that’s best for your needs. Certain fuel stabilizers work better in certain climates, so it’s important to choose the right one for your situation.

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