The Dyson DC33 vacuum cleaner has been designed to clean your floor more efficiently than a traditional vacuum cleaner. But its grinding noise is a problem that the Dyson vacuum cleaner owners are experiencing.
The noise made by the vacuum cleaner is loud and grating. Not only does it bother people who are working on a clean surface, but it also deters them from using their vacuum cleaner.
Why Grinding Noise Comes Out of Dyson Dc33
The Dyson DC33 uses a clutch mechanism to control the brush spinning by which it can clean up any surface. Grinding noise produces as the result of the brush bar clutch slipping due to too much suction.

When users switch their Dyson DC33 vacuum to ‘carpet mode’ then high suction is used and the class cannot spin the roller brush effectively due to many reasons such as sticking dirt and debris with the roller brush. And thus, the grinding noise produces hugely.
So, there are three main reasons that causes grinding noise on Dyson DC33 that are: the brush roller itself can be bad, the clutch mechanism is bad or the spinning brush is bad.
How to Fix Grinding Noise from Dyson Dc33
Grinding noise of a vacuum cleaner is such a noise that produces when a vacuum cleaner is started to clean anything. To emit the grinding noise from the Dyson DC33 vacuum cleaner follow the steps below:

Clean the Hair and Debris from the Roller
If you notice grinding noise on your Dyson DC33 vacuum then first of all clean the hairs and debris that are stuck with the brush roller.

Empty the Dirt Compartment
Emptying the dirt cup can make you get rid of grinding noises from the Dyson DC33. As an empty dirt cup can receive dirt well, it does not make any obstacles to the device and thus it can work properly and also does not produce grinding noise.

Use New or Refurbished Clutch
If you see that the Clutch of your Dyson DC33 vacuum is not working normally then it is must to use a new or refurbished clutch to work it again.

Clear Jamming in the Clutch
By clearing the jamming property from a Dyson DC33 Vacuum cleaner it can work flawlessly and efficiently without any kind of pausing or making grinding noise. As jamming make weighty situation to the vacuum the clutch cannot work properly then it is needed to be cleared.

Why does the Dyson dc33 whistle while grinding?
The Dyson DC33 whistles while grinding when there is an air leak.
Is the Dyson DC33 discontinued?
The answer is no, it hasn’t. Dyson did not market the DC33 with a specific purpose in mind and has not released any new models to replace it.
How to know If my Dyson clutch is bad?
The clutch helps to distribute air to all parts of the machine and should help reduce noise – but if they’re bad, they can cause a large amount of noise as well as create a lot of heat which could lead to damage to your vacuum cleaner.

When notice that your Dyson is not working correctly, smells a burning smell coming from the machine and if your Dyson is making this burning smell and it isn’t because something has been jammed in it, then it’s likely that the clutch has failed.
Conclusion
The Dyson DC33 is one of the best Dyson vacuum cleaners in the market. The versatile suction system allows you to use it as an upright, handheld, or canister vacuum but the grinding noise is annoying. You can go with the above process to emit the grinding noise.
If you cannot find any easy way to fix this issue immediately, there are troubleshooting steps that you can follow in order to reduce the noise emitted by the vacuum cleaners.
This has led many disgruntled customers to return Dyson’s products or even demand a refund from Dyson in spite of the fact that they had already paid for it.
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