For the best experience on sidekickpc.au, please use a Javscript-enabled browser. Some parts of the website may not function otherwise.
Back to the Support Center

Easy Guide to Cleaning PC Fans

Keeping your PC fans clean is essential for efficient cooling and preventing overheating. With a few simple steps, you can ensure your PC’s fans remain clean and effective.

What You'll Need

Essential tools for cleaning computer fans arranged neatly
  • Phillips Head Screwdriver
  • Soft Cloth
  • Disinfectant Wipes (optional)
  • Canned Air Duster

Power Down and Unplug

A person safely unplugging cables from a PC
  1. Shut down your computer completely.
  2. Disconnect all cables and peripherals.

Safely Open Your PC Case

Opening a computer case safely to access the interior

Remove the case screws, usually at the back, and carefully take off the glass or panel to access the fans.

Clean the Fans

Cleaning a computer fan with a canned air duster
  1. Position the canned air about 15cm (roughly 6 inches) from the fan blades.
  2. Prevent the fans from spinning by gently holding them while you clean.
  3. Use short, controlled bursts to expel dust from the fan blades. Repeat as necessary.
  4. Clean all fans thoroughly, including CPU coolers, graphics cards, and power supply fans if accessible.
  5. Optional: Use disinfectant wipes for stubborn dust spots.

Final Steps

Reassembling a cleaned computer and reconnecting cables

After cleaning, carefully replace the case panel, reconnect your cables, and boot up your PC. Observe improvements in temperature and fan efficiency. Regular fan cleaning is recommended for ongoing maintenance. Consider cleaning your PC's dust filters frequently for even better results.

For further assistance or questions, reach out to your local computer store for support. They’ll be more than happy to help!

Enter your email address to keep up to date with product launches and special offers!

SIGN UP

Proudly part of the PLE Computers Pty Ltd group

All Rights Reserved. Copyright 2025 Sidekick PC (ABN: 48 051 046 596). The Sidekick PC Logo is a registered trademarks of PLE Computers Pty Ltd. All other trademarks and copyrights are the property of their respective owners. For further information on terms of service & conditions please see Terms & Conditions. 


This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.