Why is my PC fan making rattling noise?

Dust, debris, and grime can reduce the efficiency of your computer's fans and cause them to spin more loudly and less efficiently. Over time, fans can accumulate a sticky layer of dust that reduces their ability to spin freely. This means that they'll produce more noise and less airflow.

Why does my PC fan sound like its rattling?

PC Fan Making Rattling Noise – Causes

Dust buildup that needs to be cleaned – having a lot of dust on the blades of the fan ruins the flow of air that the fan is intended to produce therefore causing more noises when operating.

How do you fix a fan rattle sound?

How long do PC fans last?

Most fans are designed for about 30,000-50,000 hours of continuous use – or 3.5-6 years. However, this does not mean that all fans will last the same amount of time.

Is it OK for my PC fans to make noise?

Your computer fan gets loud because of high internal temps caused by 100% disk usage, high RAM usage, dust and dirt in the vents, or lack of airflow. It's normal for your fan to get loud sometimes, but if it makes a loud rattle for a while, you should investigate.

How to FIX Noisy PC Fan

What does a bad computer fan sound like?

If you hear a loud, quickly repeating ticking noise, similar to a bicycle spoke with a baseball card in it, the fan is probably to blame again. Here's an example: Check inside your PC's case around all the fans for a stray wire that may be in contact with the fan blades.

How do I clean my computer fan without taking it apart?

Open your PC case. By trying to remain a few inches away from your PC's hard drive, expansion cards or motherboard, use compressed air to clean these internal parts from the dust. Try holding the blade of the fan with your finger when using the compressed air and wipe the remaining dust with a cotton swab.

Is it safe to vacuum your PC?

Don't use a vacuum cleaner. A vacuum can create static electricity that can damage computer components. A vacuum can also create enough suction to make your fans spin hard enough to damage them. Don't use a feather duster or rag, either.

Can dust ruin a computer?

The build-up of dust can (and surely does) impact your computer's performance for two main reasons: it causes the components of your computer to retain heat and it makes it more difficult for the internal fans to dissipate heat from the system, thereby decreasing the efficiency of the entire system.

Can I use hair dryer to clean PC?

No, avoid using hairdryers or vacuum cleaner near PC components. They create a large surface area of air flow, therefore don't do a good job cleaning out all the dust. However, they are also damaging in most cases, as they create a large static build up too.

How do I know if my PC fan is failing?

The fastest way to tell if your computer's fan has stopped working is to visually inspect it. If it's a desktop computer, you can usually see the fan rotating on the back of the case. If the fan is not moving, you must replace it immediately, before using your computer further.

How should a normal PC sound like?

Normal noises should expect to hear include a low humming or quiet whistling sound. Noises you should not expect to hear are repetitive clicking (click of death), very noticeable humming, knocking, or any hard thump.

Why is my fan making a loud noise?

Loose Blades or Light Fixtures

Loose screws in your light fixture can cause a similar clicking or rattling sound when the ceiling fan is on, particularly when set at the highest speed. Switch off the fan and light and remove the fixture to inspect for loose screws that may have fallen inside.

Why is my fan shaking and making noise?

One of the most simple problems that can cause a fan to wobble and rattle is that the fan blades are dirty. Ceiling fan blades need to be properly balanced to ensure that the fan can operate at high speeds without wobbling.

Why is my PC suddenly so loud?

It's likely you have a problem with your fans or the hard drive. The two biggest culprits for excess noise in computers are fans and the hard disk. Fans are used to move the heat produced by the processor, motherboard, and graphics card out of the computer.

How loud is too loud for a PC?

What Causes Noise from PCs? The noise generated by a 'standard' PC typically varies from 30dB(A) to 50dB(A). This upper level is loud enough to be distracting and cause stress when working nearby for an extended amount of time.

How loud is too loud for PC fans?

Fan motors work harder to spin faster. We suggest staying under 25 decibels to be unnoticeable in most residential or office situations.

Do PC fans need to be replaced?

Exhaust fans for expelling warm air are commonly found at the back or top of a case. If one of the fans has stopped, check to make sure it's connected. If the fan is connected and still isn't spinning, it will need to be replaced.

How do I know if my fan needs to be replaced?

What to avoid when cleaning a PC?

DO turn off and unplug your laptop, keyboard, and monitor before cleaning. DON'T use Windex or glass cleaner – your screen isn't a window. Also, glass cleaners don't kill germs. DON'T use paper towels or other abrasive materials.

How often should you clean your PC?

If you don't want to hurt your PC's performance and lifespan with the added stress and heat, give it a good cleaning at least every six month to a year. While the average user's computer lasts several years, true cleaning of hardware and software could extend your PC's useful life by a few more years.

Is compressed air safe for PC?

Yes, air duster is generally designed for use on electronics. There are a few things to watch out for: Avoid spraying the refrigerant liquid, which can happen if you shake the can, or angle it too much.

Is Dry air bad for PC?

To recap, too much humidity may cause corrosion and component failure in computers. On the other hand, too little humidity may cause damaging electrostatic buildup. If your company or businesses has a dedicated computer room, make sure the humidity is properly regulated to prevent critical damage.

Does the dollar store sell compressed air?

Even when compared to giant discount chain Walmart, most dollar stores win when it comes to the price of office supplies. A good example is a can of compressed air.