Why is My Shop Vac Blowing Out Dust?

Shop-vac is known as a particular type of vacuum that holds extreme suctioning power. These vacs are better with low maintenance than the traditional vacs. 

However, people often ask, “why is my shop vac blowing out dust?” It is quite a widespread and often asked question by users. There are few reasons that can stop a shop vac from working properly. Especially, blowing out dust mostly happens because of damaged parts, installation issues, filter errors, and many more things.

If you’re dealing with shop vac dust blowing out, make sure you know every possible reason and prevention tip for dust blowing out.

Why is My Shop Vac Blowing Out Dust

Why is my shop vac blowing out dust?

Shop-vac blowing out dust has been a common and vital issue. For fixing such problems, you must know what are the possible problems your vac is having.

Shop vacs are undoubtedly the best pick for heavy use. But some tiny defects and problems with the vac can create a mess, let alone cleaning the surface. 

Go through these possible reasons and try to identify what exactly your shop vac is experiencing:  

Hole in the vac filter

If your shop vac’s lifespan is over, it can create some holes in the filter. This can also happen with low-quality vac filters.

These unacceptable holes in your shop vac can make the dust blow out. The vac filter is supposed to run the dust and particles smoothly to the bin.

Any damage over the filter can blow out dust and debris.

Dirty vac filter

A dirty and unclean filter is never expected with a shop vac. Dirt can create clogs and obstacles over the filter. Such clogs will interrupt regularly and can cause the vac dust to blow out. 

Dust collection drum full

If you don’t clean the dust collection drum regularly and adequately, this will blow out dust. Moreover, shop vacs are usually used for extensive use.

The heavy usage can cause a real mess around your surface. Your dust collection drum is meant to clean and collect dust all around your surface.

But when the dust collection drum is full, it’s evident that the vac will fail to work with accuracy. 

Shop-Vac not installed properly

Shop vacs are needed to be installed properly.

If you do any wrong installation with the filter and button of the shop vac, things are going to get messy.

If you don’t seal the bag properly, things can go wrong, and dust can blow out easily. 

Wrong settings of the button

Yes, the wrong button setting is another reason for dust blowing out. Buttons control the shop vac. The shop vac buttons hold power to blow out the air.

If your vac is installed correctly and has no faults, it must be the buttons creating a mess. So, make sure you’re checking the button setting first. 

Belt cracking

If your shop vac belt is cracked, that can cause hundreds of issues. But when the shop vac is split and broken, that will undoubtedly blow out dust during use.

A shop vac is meant to use power to clean out heavy dust. But a cracked belt will make the shop vac lose suctioning power. So, it will blow out dust.

How to stop your shop vac blowing Out dust?

Well, only knowing shop vac blowing out dust reasons are not enough. You can avoid such issues with some precautions and effort. If you want to take your shop vac longer, make sure you’re taking care of some facts. 

Let’s know how you can take care of the shop vac blowing out dust:

Clean the vac bin properly

Regular cleaning is a must for adequately working shop vac. Shop vacs go through extensive use and heavy pressures.

So, if you don’t clean the vac bin properly, it will create clogs. It’s recommended to clean shop vac after every use. This will certainly keep your vac away from blowing out dust. 

Use a high-quality vac filter

Low quality and cheap shop vac are the worst decision you can make. And low-quality vac will generally get an unreliable filter.

Such filters can create holes, cracks and damages in a short time. So, it’s better if you spend a reasonable budget on getting a high-quality vac filter. 

Use collection bag

Collection bags are super helpful to prevent dust from blowing out. If you use a good dust collection bag, this will clean out a large amount of debris at once.

You will find a dust collection bag for $20. Get one and attach it to your shop vac for proper cleaning. 

Choose the right size

Choosing the right size of a shop vac is essential. The right size can easily avoid such dust-blowing-out issues.

The right shop vac filter can collect a more significant amount of dust quickly. The most suggested shop vac filter is VF4000. You can make suggestions for proper use. 

Frequently Asked Question

Can I use my shop vac without a filter?

Yes, you can use a shop vac without a filter. But, in such cases, you’re allowed to clean out the wet dirt only.

How long do shop vacs last?

If your shop vac is conventional and good in quality, it will work effectively for around 600 hours. A brushless motor shop vac can go more than 5,000 hours.

When should you empty the shop vacuum bag?

You should keep checking the shop vac dust bag. And it’s needed to get empty whenever the bag is about two-thirds full. This regular cleansing is able to hold good maintenance of your shop vac.

Conclusion

Shop-vac is quite famous for its versatile and robust use. If you follow the proper maintenance instructions, the machine will work effectively. But certain things can affect the appropriate functioning of your shop vac. And as a result, you’ll experience dust blowing out and making the surface messier than before. So, users should take good care of their shop vac to avoid such issues.

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