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How to Clean Your Computer's Fans

GigaBrain scanned 258 comments to find you 61 relevant comments from 10 relevant discussions.
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Cleaning out the fan gunk
r/pcmasterrace • 1
Cleaning my laptop fan
r/AcerNitro • 2
Clean Your fans
r/MSILaptops • 3
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How to Clean Your Computer's Fans

TL;DR Use compressed air, soft brushes, and microfiber cloths for cleaning. Avoid using water or wet solutions directly on electronic components.

Compressed Air

One of the most recommended tools for cleaning computer fans is compressed air. It's effective in blowing out dust without physically touching the delicate parts [2:2][5:2]. When using compressed air, hold the fan blades still to prevent them from spinning excessively, which can cause damage [5:7]. Be prepared for dust to scatter, so it's advisable to clean in a well-ventilated area [5:1].

Soft Brushes and Microfiber Cloths

For more stubborn gunk, using a damp paper towel or microfiber cloth with a gentle all-purpose cleaner (APC) can be helpful [1:1][1:2]. A small brush, like those used for hair trimmers, can also assist in reaching tight spots [5:3]. Ensure that any cloth or brush used is electronics-safe to avoid static discharge.

Disassembly for Thorough Cleaning

If you're comfortable with disassembling your computer, removing the fan and heatsink can allow for a deeper clean. This process might involve reapplying thermal paste when putting the heatsink back on [5:1]. Disassembling allows you to access hidden dust bunnies and clean thoroughly [2:2].

Avoid Water and Wet Solutions

While some users suggested using soapy water for cleaning other types of fans [4:2], this is not advisable for computer fans due to the risk of damaging sensitive components through moisture or static disturbance [5:6][5:7]. Always ensure that any cleaning method used is dry and safe for electronics.

Regular Maintenance

Regular maintenance can prevent excessive dust buildup. Some users recommend cleaning every month or two, especially if the environment is dusty [3:2], while others suggest once a year may suffice [3:4]. Regularly checking and cleaning can help maintain optimal performance and prevent overheating issues.

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Source Threads

POST SUMMARY • [1]

Summarize

Cleaning out the fan gunk

Posted by nallstarr · in r/pcmasterrace · 8 months ago
2 upvotes on reddit
3 replies
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ORIGINAL POST
post image

It’s my first time cleaning a PC. I’m using an electronic compressed air gun and some light brushes to clean it and everything has gone smoothly except all the fan gunk. How do you guys get it off? Do you have an electronics wipe or electronics safe solution you’d recommend?

Side note, NZXT doesn’t include any filters on the H6 case, just a grate. Do y’all put in your own mesh (or something else) for filters? Or just let it ride with the grate?

i.redd.it
3 replies
O
OldMX · 8 months ago

Microfiber with soft APC

1 upvotes on reddit
nallstarr · OP · 8 months ago

This was my instinct, but I wanted to make sure before I went for it, popped back in here, and someone called me an idiot for doing it lol thanks!

1 upvotes on reddit
cadst3r · 8 months ago

Damp paper towel?

1 upvotes on reddit
See 3 replies
r/AcerNitro • [2]

Summarize

Cleaning my laptop fan

Posted by Ok_Hamster8634 · in r/AcerNitro · 2 months ago
post image

as the title says, how do i clean my fans? newbie here, just upgraded my ssd and i saw my fans we're dusty, just wondering if it's safe and easy to clean fans?

reddit.com
16 upvotes on reddit
4 replies
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4 replies
Youraveragebread · 2 months ago

You can use compressed air to blow off dust while holding the fan, preventing it from spinning much. Or you can simple use a cotton swab if ur not comfortable with that. If you’d like to go for a deeper clean you can also remove the top metal plate of the fan to clear out hidden dust bunnies, you’d prolly need a smaller screwdriver, but compressed air should blow any out anyways.

1 upvotes on reddit
Ok_Hamster8634 · OP · 2 months ago

will it not break some part or component in my latop? and isn't the dust will just go deeper when i use the compress air?

and does it has a way to remove the fans only not with the thermal metals and such?

1 upvotes on reddit
Youraveragebread · 2 months ago

As long as you can see the fan’s find through the laptop’s vents then the dust would be traveling out the vents, usually the dust can only go somewhere else in the fan’s housing.

As for the thermals, some may come out without having to remove the copper heat sink so you’d have to check.

A YouTube video showing how you can clean off dust

1 upvotes on reddit
Icy_Concentrate9635 · 2 months ago
What should I do to clean the fans? What kind of tools should I use? I will probably clean them soon.
1 upvotes on reddit
See 4 replies
r/MSILaptops • [3]

Summarize

Clean Your fans

Posted by Hossam_20 · in r/MSILaptops · 1 month ago
post image

So earlier I posted about my heatsink being stuck to my 4-year-old GPU. Finally got it off — just walked into this IT shop and the guy had it fixed in like, 30 seconds. Got home, slapped on some new thermal paste, and figured I might as well clean the fans too. Bro… no wonder my CPU was cooking at 95°C and my GPU was chillin’ at 80°C.

Big thanks to everyone who gave me advice on my last post.

i.redd.it
30 upvotes on reddit
8 replies
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8 replies
Ok_Complex_3026 · 1 month ago

My fan woke me up at 3am last night making a fucking horrid grinding noise. Got it cleaned and no more sound. Now I’m gonna clean my fans every month or two lol

1 upvotes on reddit
Hybryd1692 · 1 month ago

Once a year would suffice. You don't need to clean it monthly.

2 upvotes on reddit
Ok_Complex_3026 · 1 month ago

The environment it’s in is pretty dusty ngl

1 upvotes on reddit
iPantsMan · 1 month ago

I also recommend replacing the thermal pads, they look very dirty.

2 upvotes on reddit
Hossam_20 · OP · 1 month ago

Yea i was surprised how dirty they are ! I will change them next time I’m cleaning the fans

1 upvotes on reddit
FearlessAge2600 · 1 month ago

Looks the same as my 3,5 year old asspire 7 lol

2 upvotes on reddit
mars_555639 · 1 month ago

Howdy

2 upvotes on reddit
Deathly_Vader · 1 month ago

Damn that's a lot of gooch

2 upvotes on reddit
See 8 replies
r/CleaningTips • [4]

Summarize

How do i clean the dust off my fans?

Posted by kaesemeisterin · in r/CleaningTips · 3 months ago

How can I clean the dust off my fans? Not ceiling fans, just regular desk fans. They collect so much dust. I've tried vacuuming it and wrong with wet cloth but some parts are really hard to get to. Thanks for any tips!

2 upvotes on reddit
2 replies
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2 replies
12345NoNamesLeft · 3 months ago

You can take the cage off, turn the spinner nut the wrong way, the blade comes off.

I put them in the shower with some warm soapy water.

2 upvotes on reddit
Reusable_baguette · 3 months ago

If you can take the cage apart to get to fan blades, start there. For the cages, use that gooey slime they use for cleaning car vents and crevices. recipe

2 upvotes on reddit
See 2 replies
r/pcmasterrace • [5]

Summarize

How do I clean my cpu fans?

Posted by abcdefghabca · in r/pcmasterrace · 4 years ago
post image
7 upvotes on reddit
7 replies
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7 replies
astronaut9525 · 4 years ago

use those compressed air spray cans

u can get them at computer shop or hardware store i gess

1 upvotes on reddit
Smintone · 4 years ago

remove the fan, blow out with compressed air, or use some kind of small brush ( hair trimmers have those small brushes in the box for example )

2 upvotes on reddit
A
abcdefghabca · OP · 4 years ago

Couldn’t get the fan off I don’t have a really long screwdriver ; so I just vacuumed the dust out

2 upvotes on reddit
astronaut9525 · 4 years ago

NO NEVER DO THAT IT CAUSES STATICAL DISTURBANCE AND COMPONENTS ARE SENSITIVE ALSO IT CAN SPIN UR FANS FAST ENUF TO CAUSE DAMAGE

0 upvotes on reddit
Jasisfastaf · 4 years ago

Air spray can. I recommend taking all the parts out and spraying them off. Also put new thermal paste on the cpu.

1 upvotes on reddit
davey_boy79 · 4 years ago

A nice big bucket of soapy water should do the trick.

8 upvotes on reddit
Chewbacha08 · 4 years ago

If you feel up to it. The whole thing can come off. The whole thing being the heatsink and fan. If you take off the heat sink then you would need to re apply thermal paste to the cpu before putting the heat sink back on. If that is not your cup of tea a can of compressed air could do the trick but be prepared for dust everywhere for that. Other than that everyone else seems to have that covered.

2 upvotes on reddit
See 7 replies
r/Indiangamers • [6]

Summarize

How do i clean my pc fans?

Posted by DarkFungu3 · in r/Indiangamers · 9 months ago
post image

i am not able to clean them because i don't have enough space for hands to get in and neither do i have good cleaning equipment

reddit.com
3 upvotes on reddit
6 replies
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6 replies
Successful_Lynx6932 · 9 months ago

hairdyer chala de bina fan pakde 🥰

1 upvotes on reddit
DarkFungu3 · OP · 9 months ago

bina fan pakde matlab?

1 upvotes on reddit
Successful_Lynx6932 · 9 months ago

sarcasm se bolra tha bhai , fan nikal ke hawa marde fan ka blade ghumna nhi chaiye

1 upvotes on reddit
2D_AbYsS · 9 months ago

BLOW THEM

1 upvotes on reddit
AbhiStalwart · 9 months ago

Farting could help /s

1 upvotes on reddit
Guilty_Answer_2551 · 9 months ago

It's not that simple yet not that complicated too.

I'll tell you why. So my laptop fan wasn't properly working and I figured that it was happening because of dust and dirt. So I opened up the back pane, removed the fan. Unscrewed it very carefully and cleaned it with a brush. Reassembled it just the way it was and its working smoothly now.

If you can be careful, cause the screws are gonna be tiny as hell, try doing it else don't if you think you'll mess up. My screw drivers didn't fit the small ones So I had to use the tip of my knife but it worked lol.

1 upvotes on reddit
See 6 replies
r/pcmasterrace • [7]

Summarize

Best way to clean fan blades?

Posted by jaydwalk · in r/pcmasterrace · 2 months ago

Im looking for suggestions on the best way to clean the blades when my compressed air electric cleaner isn't enough to remove all the dust?

Unfortunately my PC sits on a roller shelf thats only a few inches off the floor and getting dusty quick.

Thanks!

3 upvotes on reddit
5 replies
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5 replies
Prodding_The_Line · 2 months ago

You'll have to take the fan out and then use isopropyl alcohol on some kind of cloth or even paper towel and just manually wipe it down, carefully. Sometimes Q-tips with isopropyl alcohol might be good enough.

1 upvotes on reddit
T
tvcats · 2 months ago

Get a small enough bottle brush.

Buy some mesh and magnetic strip to reduce dust.

1 upvotes on reddit
medecoy · 2 months ago

You could buy a paint brush or make up brush for fans. Avoid anything with synthetic hair as they do build up static. There's also ESD specific brushes but they tend to be a premium price.

1 upvotes on reddit
Hofnaerrchen · 2 months ago

I use brushes with soft bristles to do that.

2 upvotes on reddit
Zombiegirl995 · 2 months ago

The only thing that’s worked for me is qtips honestly. I’ll get the surface dust off with canned air. Then I’ll hold the fan in place with one qtip and gently wipe off the dust with another. Annoying and time consuming, so if anyone has a better way I’m all ears

2 upvotes on reddit
See 5 replies
r/laptops • [8]

Summarize

Cleaning

Posted by hamin10 · in r/laptops · 1 month ago

Hi. So I've been using my laptop for quite more than a year, and i noticed that the fans really need some cleaning. Any advice on good ways to clean them at home?

2 upvotes on reddit
2 replies
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2 replies
Ornery_Midnight_2551 · 1 month ago

You could buy a can of compressed air and just blast them from the outside while keeping the fans still with the help of a small object or open it up and clean it with a brush or cloth. Make sure to hold the can upright and don't hold for too long, otherwise you might start expelling liquid propellant.

1 upvotes on reddit
hamin10 · OP · 1 month ago

Appreciate it man

1 upvotes on reddit
See 2 replies
r/LenovoLegion • [9]

Summarize

noob here. Best way to keep the fans clean?

Posted by butlerlee · in r/LenovoLegion · 3 years ago
post image
73 upvotes on reddit
12 replies
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12 replies
Yashrafa · 3 years ago

I just use a 10$ Bosch air blower, every week to keep my laptop and my workplace dust free, works perfect for me 👍🏻

Model is Bosch GBL 620-Watt Air Blower

3 upvotes on reddit
M
macybebe · 3 years ago

Literally clean it every month to avoid accumulation.

Also, if it's dusty in your place try using an Air purifier.

28 upvotes on reddit
[deleted] · 3 years ago

How should we clean them? I opened my 2020 Legion 5i once to add ram and an M.2, but this laptop is a b***h to get inside. I planned on blowing it every 6 months, but now it seems daunting considering the hard plastic shell.

And fuck this shit, ain't gonna get no $500 air purifier for my $1000 laptop.

26 upvotes on reddit
B
badtux99 · 3 years ago

Winix HEPA air filter costed me $220 at Costco. And is good for your health as well as for your computer.

2 upvotes on reddit
T
thanosmourtk98 · 3 years ago

I have the same opinion about this laptop is wonderfully but is a bitch to open j upgraded my ram day one and I don't want to open it again to clean it, I clean it with compressed air from the side vendings, I also blocked the fans with a wire show that they don't move as I clean them .

1 upvotes on reddit
B
butlerlee · OP · 3 years ago

Thanks! Using compressed air? Or a cotton swab? Should I unscrew it to clean it on the inside or is that a bad idea?

2 upvotes on reddit
N
new24core · 3 years ago

A hoover is your friend and some will get inside. So maybe every 6/12 months compressed air on the internal fans.

3 upvotes on reddit
M
mikee8989 · 3 years ago

Do you clean it by taking the back panel completely off or blow the dust off of it while it's closed like this?

1 upvotes on reddit
C
cmt1973 · 3 years ago

My area is extremely dusty. I routinely take the bottom off every 2 months and blow everything out with compressed air (holding the fans so they don't spin).

I did consider an air purifier, but to keep all the dust out it would be pretty expensive. I'm going to wait until I move back east next month and see how the dust situation is out there. :)

5 upvotes on reddit
C
cmt1973 · 3 years ago

It's not too bad. I have a Legion 5 17IMH05H (Intel) and the hardest part is popping the bottom cover off in certain spots. There's a couple spots where I have to use my little thin shims to get in and pop it out. But, once I learned where those spots are....popping it off now is a breeze. Then all I do is hold the fans still with a finger while I blow out the dust from the fins, and give the rest of it a light spray with the air to remove any residual dust.

2 upvotes on reddit
L
leviathab13186 · 3 years ago

If you’re willing to pay for it, there are anti-esd vacuums which is safer as vacuums create a lot of static that can brick the motherboard if it arcs

2 upvotes on reddit
E
elrondolio · 3 years ago

Every six months remove the back plate and use a vacuum (with non-conducting bristle brushes) to vacuum any obvious dust. Then use a can of compressed air to blow your heat vents, fans and other components and, when reassembled, under each key on your keyboard. If you have a house or place of business with a ton of particulates and/or dust, do this cleaning every 1-3 months.

Every 2 years or so, repaste your CPU and GPU and during this process do the same cleaning as above.

12 upvotes on reddit
See 12 replies
r/buildapc • [10]

Summarize

How do you guys clean your pc? How often too?

Posted by Meekaiel · in r/buildapc · 4 years ago

Just wondering how to clean the dust inside my pc without a data-vac

109 upvotes on reddit
12 replies
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12 replies
P
PPCalculate · 4 years ago

Once every 6 months. Tape the fans/or use a toothpick to stop them from spinning while you blow compressed air at them to clean them off.

IPA 99% with cotton swabs/ or coffee filters are handy as well.

31 upvotes on reddit
Zer0-Tw2 · 2 years ago

BRO TYSM I was so desperate how to clean my fans right bc I end up having still a layer of dust on it. Putting a toothpick in so they dont move is BRILLIANT.

1 upvotes on reddit
[deleted] · 4 years ago

Toothpick is all well and good but unless you are spinning the fan as fast as you physically can simply holding the fan or using less than 60 psi or so should do it. I have cleaned at 120psi 80,60,35 never killed a fan in the last 10 years of building

6 upvotes on reddit
L
Luikenfin · 4 years ago

I use an electric air blower made for electronics and set my PC near a window with a fan blowing over the case and out the window. I use 99% alcohol and those blue paper towels to wipe down all the easy to reach surfaces. Then blast everything with the duster for a couple minutes, especially my radiators. I clean it on the first weekend of every month since I use it daily and have a cat who likes to sit on top of it.

29 upvotes on reddit
[deleted] · 4 years ago

Anyone reading this should know that regular air compressors should NOT be used. They can spit condensation water. You need a special electronics compressor above commenter mentions.

27 upvotes on reddit
[deleted] · 4 years ago

Do you have a recommendation for an air compressor that’s safe to use on a PC? I don’t love using the compressed air from a can

1 upvotes on reddit
shrimpochipss · 1 year ago

what air duster do you use?

1 upvotes on reddit
D
Demonstar5 · 4 years ago

This is already assuming the PC is turned off. Compressed air will spin the fans, so the tape/toothpick is meant to stop them from doing so. It’s both to prevent dust from getting everywhere and the fans from generating electric current that can ruin components.

11 upvotes on reddit
S
Shap6 · 4 years ago

i only clean mine when it needs it. maybe once a year. dust filters help a TON

68 upvotes on reddit
RealBlack_RX01 · 3 months ago

Hi just wanted to ask about this, may I ask how much dust builds up when you do this once a year? And how do you know when it's time for a clean?

2 upvotes on reddit
M
Meekaiel · OP · 4 years ago

Yeah I think i'm a little bit of a clean freak when it comes to my pc lol. Spent money on making it look nice so would like to maintain it somewhat dust-free hahaha.

29 upvotes on reddit
[deleted] · 4 years ago

I've built PCs with and without filters and yeah, the filters essentially eliminate the need to clean your PC. Quickly pop out the front filter, wipe it off and stick it back in. I've had the NZXT S340 for like 6 years now and cleaned it maybe 2-3 times, and none of those times even remotely needed to.

1 upvotes on reddit
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Related

How to stop your computer from overheating

best cooling solutions for gaming pcs

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AI Answer

🤖

how to clean your computer's fans

Cleaning your computer's fans is essential for maintaining optimal performance. Here are key steps and considerations:

  1. Gather Your Supplies:

    • Compressed air canister
    • Soft brush (like a paintbrush)
    • Microfiber cloth
    • Screwdriver (if needed to open the case)
  2. Power Down and Unplug:

    • Turn off your computer and unplug it from the power source to ensure safety.
  3. Open the Case:

    • If you're cleaning a desktop, use a screwdriver to remove the side panel. For laptops, refer to the manufacturer’s instructions for accessing the internals.
  4. Locate the Fans:

    • Identify the fans you want to clean (CPU fan, case fans, GPU fan).
  5. Use Compressed Air:

    • Hold the fan blades in place (to prevent them from spinning) and use short bursts of compressed air to blow dust and debris out of the fans and heatsinks.
  6. Brush Away Residue:

    • Use a soft brush to gently dislodge any stubborn dust that the air couldn’t remove.
  7. Wipe Surfaces:

    • Use a microfiber cloth to wipe down any surfaces around the fans to remove additional dust.
  8. Reassemble and Power Up:

    • Once everything is clean, reassemble your computer and plug it back in. Turn it on and ensure the fans are working properly.

Important Tips:

  • Frequency: Clean your fans every 3-6 months, depending on your environment (more often in dusty areas).
  • Static Precautions: Consider using an anti-static wrist strap to prevent static electricity damage to components.
  • Avoid Liquids: Never use liquids to clean fans or internal components.

Recommendation: Regular cleaning can help prevent overheating and extend the lifespan of your components, ensuring your computer runs smoothly.

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