How To Use A DeWalt Air Compressor [Step-By-Step Guide]

Air compressors are just one of many tools DeWalt makes. But how do you use them correctly? Let's take a look at the basics of air compressor operation.

To use a DeWalt air compressor, follow these steps:

  1. Connect the air compressor to a power source.
  2. Attach the air hose from the air compressor to your tool.
  3. Connect the air compressor hose to the tool.
  4. Turn the air compressor on.
  5. Adjust air pressure as needed.
  6. Turn off the air compress and store.

Using a DeWalt air compressor is pretty straightforward. Nonetheless, in this article, we will walk you through each step in detail to ensure proper air compressor operation and safety. In addition, we will answer other frequently asked questions about air compressors, so read on!

How Do I Use A DeWalt Air Compressor?

Air compressors are used for various tasks such as painting, sanding, and inflating tires. DeWalt makes several different types of air compressors, so it is important to select the right one for your project.

Air compressors work by drawing in air from the atmosphere and compressing it into a smaller volume. This compressed air is then fed through a hose to the tool being used, providing the power needed to complete the task.

Before using a DeWalt air compressor, it's important to read the owner's manual. This will provide you with all the necessary information on using your air compressor safely and effectively.

In addition, it is always a good idea to wear safety goggles and ear protection while using the air compressor. This will help protect your eyes and ears from any debris or loud noise that could occur during the operation.

Once you have read through the manual, it is time to start using the air compressor. Follow these general steps for proper air compressor operation:

Air Compressor in a Hand. Professional Auto Service Equipment

Connect To Power Source

To work, most air compressors need to be plugged into a power source. Find a power source that is close to where you will be working on your project. If you need to get an extension cord, ensure it is rated for the wattage of your air compressor.

Attach Air Hose

Once you have plugged in the air compressor, attach the appropriate size hose to it. This will allow you to direct the compressed air to your tool or project. The hose size should be clearly marked on your DeWalt air compressor manual.

Most air compressors will come with an air hose. However, you can buy longer hoses if you need them.

Connect To Tool

Once the air hose is attached to your compressor, attach it to your tool or project. This connection will be slightly different depending on the type of tool you are using. Be sure to check the manual for proper connection instructions.

For example, you can connect to a nail gun by attaching the end of the air hose to the “Air In” port on your tool. You can also use other attachments, such as a tire inflator or a tire chuck.

Turn On Compressor

Worker choosing aircompressor in tool store, How To Use A DeWalt Air Compressor [Step-By-Step Guide]

Once everything is connected, turn on the air compressor. Adjust the pressure setting to the appropriate level for your project. This will depend on what you are working on, as some tasks require higher pressure levels than others.

Your manual should also list the appropriate settings for your project. If it doesn't, check your air compressor attachment's instructions. Typically, smaller air tools operate at 70-90 psi, while larger tools can require 100-120 psi.

Meter Air compressor and valve

Turn Off Compressor

When you finish your project, turn off the compressor and disconnect all the hoses. Be sure to store the air compressor in a cool, dry place when it is not in use. This will help ensure that your equipment remains in good condition for years to come.

Following these steps will help you get the most out of your air compressor and ensure safe operation. If you ever have any questions, feel free to consult your manual or contact DeWalt for more information.

What Is The Best Way To Store A DeWalt Air Compressor?

As mentioned above, an air compressor should be stored in a cool dark place. Ideally, this should be done indoors away from moisture and direct sunlight.

Doing so will help prolong your air compressor's life by ensuring that all components are not exposed to extreme temperatures or weather conditions.

It is also important to ensure that the air compressor is properly drained before storage. This will help release any built-up moisture and contaminants that could damage the interior components of your air compressor over time.

Most air compressors will have a ring-shaped drain valve located at the bottom of the tank. To properly drain your air compressor, open this valve and let all of the air escape.

Once it is finished draining, close the valve, and your air compressor will be ready for storage. Draining an air compressor should be done after every use. Since they are self-refilling, you don't need to worry about re-pressurizing the air tank.

How Do You Store An Air Compressor In The Winter?


When storing an air compressor in the winter, you can follow the aforementioned steps. However, you shouldn't have it stored at temperatures below 40 degrees Fahrenheit.

This is because the air compressor's inner components can freeze and become damaged if exposed to extremely cold temperatures. To avoid this, you should ensure that your air compressor is stored in a room or area where the temperature won't dip too low.

This could be a basement, garage, or other enclosed space. By doing so, you will mitigate the risks of the air compressor cracking from cold temperatures.

Orange small portable industrial power air compressor with coil hose

How Much Is A DeWalt Air Compressor?

Like other DeWalt tools, their air compressors can range widely in price. The average cost of a DeWalt air compressor can range from $200-500, depending on the size, features, and accessories you choose.

However, some DeWalt air compressors can be $1,000-4,000. These high-end models come with more advanced features and larger tanks that are suitable for commercial or industrial jobs.

No matter what you choose, DeWalt offers a wide array of air compressors to meet your needs. If you aren't sure what model is best for you, contact DeWalt customer service to get advice from knowledgeable experts.

Where Can You Buy A DeWalt Air Compressor?

DeWalt air compressors are available at most home improvement stores and online retailers such as They are also available directly from the manufacturer on their website.

If you decide to purchase a DeWalt air compressor online, ensure it is backed by the manufacturer's warranty. This will ensure that your air compressor is covered in case of any defects or malfunctions.

DeWalt air compressors typically come with a 1-year limited warranty. This warranty covers the cost of any repairs or replacements that may be needed.

However, this only applies to air compressors with manufacturing defects or malfunctions. It does not cover any damage caused by improper use or storage.

For example, if you knock over your air compressor and the tank cracks, your warranty will not cover this. It is important to read and understand what your warranty covers before making a purchase.

Check out this cordless 20V DeWalt air compressor on Amazon. 

How Long Do Air Compressors Last?

Car air compressor in working position at snow

Depending on the size, quality, amount of use, and type of air compressor you purchase, it can last anywhere from 5 to 15 years. This assumes that you properly maintain your air compressor by regularly changing the oil, performing regular cleaning and draining, and storing it safely.

If you do not properly care for your air compressor, its lifespan will shorten significantly. Nonetheless, if you have a quality air compressor that is taken care of, you should get 10-15 years of use out of it.

How often you use your air compressor will also have an effect on its life expectancy. The more frequently you use it, the faster your air compressor will wear out over time. For example, contractors who use their air compressors for long periods of time every day may need to replace their compressor sooner than someone who only uses it occasionally.

Final Thoughts

Worker choosing aircompressor in tool store

By following the steps above, you can properly store and maintain your air compressor for years to come. It is important to note that air compressors require regular maintenance to function properly and last a long time. This includes changing the oil regularly (if applicable), ensuring that the tank is fully drained after each use, and storing it properly.

Made it to the end? Here are other articles you might find helpful:

Air Compressor Won’t Start —What To Do?

How To Use A DeWalt Drill [Step-By-Step Guide]

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