How to Clean a Paintball Gun – Step by Step Guide 2022

Last Updated on May 5, 2022 by Jezus Fischer

Like every other equipment, paintball guns need to be cleaned and maintained now and then. Leaving your paintball marker unclean for several days can cause severe damage to your marker which in turn will affect your performance in the game. Cleaning a paintball gun is the bestest possible way to maintain its accuracy and performance.

Many people use harsh cleansers and abrasives cloths to clean the paintball gun which does nothing but damages your marker. To have an optimized gun, you need to know how to clean a paintball gun properly, which some people think is a tedious job. Every paintball gun has its own set of instructions for cleaning and maintenance. Here we have jotted down some general guidelines on how to clean a paintball gun which is not as complicated as you have heard.

how to clean a paintball gun

Our step-by-step guide will make cleaning paintball markers an easy peasy task. It is not only easy to follow but also it won’t require complex tools and cleansers. Here we go!

How to Clean Paintball Gun – Step by Step

Cleaning a paintball gun is not at all a daunting task. You have to be attentive and organized while doing so. Before you start the cleaning process, first collect all the required tools & supplies and place them near to you. So that you don’t need to leave your place to get the required thing.

Here is the list of items that you will want during the cleaning procedure:

  • Schematics of your marker – Schematic diagram of your gun will be really helpful in giving you perfect direction during dismantling and reassembling of the gun. If you follow it properly, the likelihood of errors are almost zero.
  • Allen key – it’s a tool that will help you to disassemble the gun.
  • Pull through squeegee or barrel swab – used for cleaning the most important part of the gun that is the barrel.
  • Q-tips or Cotton swab – for cleaning the chocked parts of the gun.
  • O-rings – to replace the worn-out O-ring.
  • Lubricants or oils – to lube different internal components of the gun.
  • Microfiber cloth or paper towel – for cleaning the exterior of the gun


Before starting the cleaning process, first, take some safety precautions that is Degas the gun. All you have to do is remove the air tank using its ASA lever if it’s an electro-pneumatic marker. If your marker does not have an ASA lever then consider consulting the instruction manual for degassing the gun. While de-linking the gas tank, you will clearly hear the burst of air that is inside the line.

Before proceeding to the next step just make sure that there shouldn’t be any gas inside the gun. As it could result in accidental firing.

Every gun has an almost different setup for delinking the gas tank. It’s better to see the instruction manual first. Don’t forget to remove the batteries if you are using an electronic marker. Now your paintball gun is all set for the deep cleaning process, if still you are confused then see this video.

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For detailed cleaning, you need to have an access to the internal parts and components of the gun. So for this reason, you will need to dismantle the gun. Here, your marker’s schematic diagram will be really helpful.

  • Keep that diagram in front and start disassembling the gun.
  • First, take off the hopper by simply untwisting it.
  • Now comes the turn of a barrel, which can also be removed easily by twisting off. Without using any tools.
  • Once you have removed the barrel and hopper, now pick the Allen keys or Hex keys and start unscrewing the screws of the gun’s body.
  • Now start removing the internal parts of the gun that are bolt, barrel, grip frame, hammer, and keep them in a bowl.
  • Be careful while dismantling the gun as it has got so many small parts with springs that pop out as soon as you remove the clamp shell or frame.


Barrel of the gun is one of the most vital parts. Usually, chopped paintball in the barrel affects the accuracy and performance of the gun therefore, how do you clean a paintball barrel matters a lot. So it’s recommended to clean the barrel, right after the paintball match. Clean it thoroughly and gently with these simples steps.

  • So you have already dismantled the barrel in step2.
  • Check the O-ring of the barrel, if it looks cracked, pulls it out and replace it.
  • Take the barrel swab and clean the dirt and dust particle from the exterior of the barrel.
  • Now using a pull-through squeegee, clean the inside part of the barrel. Just insert the flattened end of the squeegee through one end of the barrel and pull it through the opposite end of the barrel. This will clean the interior of the barrel and remove any leftover debris or paint.
  • To remove stubborn paint stains you can use warm water.
  • Using a microfiber cloth or paper towel dry, wipe, and dry any remaining water from the barrel.
  • Barrel is cleaned now. Keep it aside.


For cleaning the body of a gun, different guns come with different cleaning instructions. For some guns, you can use a squeegee to clean the body of the gun. So it’s better to read the instruction manual first.

Body of the gun is comparatively easier to clean as compared to the other parts of the gun. The body can be cleaned by using the following method.

  • Use a damp microfiber cloth and rub it all over the body of the gun.
  • Do not use a wet cloth, as exposing your gun to too much water may spoil its functioning.
  • With the help of a Q-tip try to clean the hard-to-reach spots of your paintball gun. if you find it difficult, slightly dip the Q-tip in warm water and clean off the body.
  • If in case your paintball gun has got tough and dry paint stain you can scrub the body with a toothbrush.
  • Once you are done with the body cleaning, take a paper towel and dry the body of the gun completely.
  • Once you are done with the body cleaning, take a paper towel and dry the body of the gun completely.
paintball cleaning kit

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Remember in step 2 we put some small internal parts of the gun in the bowl. Here their turn has come.

  • Bolt and hammer are the two most fragile parts of the gun so you need to be very gentle while cleaning it.
  • Using a paper towel gently clean the hammer and bolt. BE GENTLE HERE.
  • Next step, check the O-rings, if they are cracked or damaged, pull them out and replace them with new ones.
  • If the O-rings are okay, clean them gently with a paper towel to remove dirt and debris.
Paintball gun hammer and bolt


Grip frame is the area that is in direct contact with you, as you hold the gun from the grip frame. So grip frame needs to be perfectly clean. Make sure to properly clean out any paint from the grip frame as it is mandatory for your performance in the next game. The grip frame can be cleaned by following steps.

  • Remove any surface-level dirt by using a Q-tip. If there is any dry paint stain, try using a damp Q-tip.
  • You can also use a toothbrush to get rid of any stubborn dirt that doesn’t come out with Q-tip.
  • You have successfully cleaned the grip frame.
  • CAUTION: Do not disassemble the trigger area. It will be a bit complicated for you to clean and reassemble it. So it’s better to just stick on the grip frame and avoid any area that involves any part of the trigger.
Paintball gun grip cleaning


  • Double-check all the springs of the gun either they are in proper shape or not.
  • Double-check all the O-rings of the gun, if they are worn out, replace them. O-rings are inexpensive things but play a vital role in the overall performance of the marker. So they should be fully functional.
  • Check all the internal parts, screws, and strings. If something is damaged, replace it.
  • This step is extremely crucial for better performance.


Lube the Gun

Using recommended Lubricant for your marker, lubricate each part of your gun properly. Don’t forget to lubricate the o-rings. If you are using a paintball cleaning kit, you will get the specialized lubricant for paintball guns inside the kit.

Remember, lubricating your gun is the most important step as it decreases the chances of any damage to your marker. Here your gun is all cleaned and properly lubricated.


Now it’s time to reassemble your paintball marker. Again use the schematic diagram for this process. Don’t rush here as one mistake could be disastrous for your gun. Carefully and tightly fastened every screw. Read the instructions manual for reassembling the marker, so that you can properly put back everything together.

Carefully perform this step. Once your marker is reassembled, it’s ready to use for the next paintball match.

Tips for Taking Care of Paintball Gun

Besides regular cleaning of a paintball gun, it is also necessary to care for it properly. If you do proper care and maintenance of paintball marker, you rarely need to do deep cleaning of the gun. Paintball marker is a big investment for those who love paintballing. The biggest secret in the success of experienced paintballers is the regular care and maintenance of their marker. A gun that is poorly maintained failed to perform well. Here we have shared few useful maintenance tips that would be pretty helpful for you in taking care of paintball guns;

Lube your gun Consistently:

Before heading towards the paintball field, don’t forget to oil your gun. Especially the front and rear bolt O-rings. Do not cover the gun with too much oil as it may cause malfunctioning of the instrument. Use just one or two drops to coat the O-rings.

Clean your marker after every use:

Don’t keep your marker as it is after using it. Wipe down the exterior of the gun with a clean microfiber cloth or paper towel. Do not use the chemical cleanser, soaps, and WD40 to clean the exterior of the gun. Using WD40 on a gun reduces the life of the gun as it dissolves the majority of the gun’s part.

Do proper cleaning regularly:

If you are a player who frequently plays paintball then it is recommended to do proper deep cleaning every week. Using our step-by-step cleaning guide you can easily clean your marker. Regular cleaning will ultimately increase the life of your paintball marker.

Fix damaged and broken parts:

As soon as you observed any broken or damaged part of the gun, fix it right away. Leaving the gun as it is would destroy the entire gun.

Store your marker properly:

Always store your paintball marker at a cool and dry place and away from sunlight. Some parts of guns may get rusty when exposed to a moist environment for a long time.

  • Remove paintballs and fuel tank from the marker and properly de-gas the marker.
  • Carefully lubricate the push pins, springs, and screws.
  • Keep the paintball gun away from the reach of children.


Now that you have learned how to clean a paintball gun, you are good to do proper maintenance of your marker after every week. Cleaning a paintball gun is not at all an intimidating job, in fact, it’s a task that should be done with full passion, as you are getting your marker ready for the next match. A properly maintained and cleaned paintball gun will perform exceptionally amazing on the field. Plus, a cleaned paintball gun lasts longer than the unmaintained and dirty one.