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Will a p166 psu run without its fan

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Name: Mike
Date: September 15, 2003 at 13:04:04 Pacific
OS: Redhat6
CPU/Ram: Pentium 166
Comment:

Hey everyone. Heres my situation, i have a p166 old computer id like to use for a 2nd computer, just for icq/irc/email n such.

Its loudness bothers me, its not that loud, but it adds alot of the noise in the room overall. Im wonderin, if the thing will run fine (Ive heard people say they ran computers without psu fans for a long time) without the psu fan.

To make a few things solid, I KNOW its the psu fan thats makin all the noise, and I dont want to spend money on a temperature activated fan or variable fan, unless doing this could damage my system other than the psu.

Its only running a single hdd and cdrom.

1. Please tell me your thoughts on if I can do such a thing (run without the psu fan for long periods).
2. What can this do to the system (Ie, could it kill my hdd? cpu? or would i only risk the psu?

Btw, the psu is 200w output.

-Mike



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Response Number 1
Name: x86
Date: September 15, 2003 at 13:07:32 Pacific
Reply:

If you just used the Heatsink and maybe install a case fan to blow air over the heatsink, it would keep the CPU cool enough, without a heatsink it would fry & die.


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Response Number 2
Name: Mike
Date: September 15, 2003 at 13:12:34 Pacific
Reply:

are you talking about a cpu or psu? Im talking about the power supply fan.


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Response Number 3
Name: rac
Date: September 15, 2003 at 13:32:07 Pacific
Reply:

No, you cannot run the power supply without a fan ... or at least you probably won't run it for long.


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Response Number 4
Name: buster65
Date: September 15, 2003 at 13:38:21 Pacific
Reply:

You may try one of the fan that has a speed control and turn the rpm down a little.


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Response Number 5
Name: Mike
Date: September 15, 2003 at 13:42:47 Pacific
Reply:

I dont know tho, my friend a year back never fixed his fan when it died for his 600mhz machine, it became hot as hell but ran for a week without troubles.

and this is an older, slower machine, which tends to generate much less heat.

"You may try one of the fan that has a speed control and turn the rpm down a little."

If i had one I might do that, but i dont want to go through the hassle to find a place around me that sells throttle control fans.


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Response Number 6
Name: jam
Date: September 15, 2003 at 14:30:17 Pacific
Reply:

Is your PSU fan noisy because it's out it's way out? You could just replace the fan for about $5...or maybe even pick up a used AT PSU for about the same price. What ever you do, don't run without the fan...if you do, you'll be replacing the PSU anyway


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Response Number 7
Name: Derk
Date: September 15, 2003 at 15:11:14 Pacific
Reply:

Sometimes if a fan is to tight it makes a load noise. If I were you I would try to just losen the screws to the fan about a 1/4 to 1/2 a turn. If the screws are to lose that also can make noise.

You could modify your fan and wire into 5V instead of 12V. This will make the fan spin at less RPM (makes less noise). But if you do this one be carefull not to get shocked!!! Even the heatsink inside the PSU holds a large amount of power!


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Response Number 8
Name: campy6
Date: September 15, 2003 at 18:56:32 Pacific
Reply:

I have a p133 that I use for the same things basically. The fan hasn't run for over a year and it is still going!!
I knew it wasn't working but I just wanted to see how long it would last. I'm still waiting.
However I can afford to lose this comp I wouldn't recommend this on a machine you don't want to damage


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Response Number 9
Name: ChrisG (by ChristopherTGarrett)
Date: September 15, 2003 at 19:11:01 Pacific
Reply:

Hey campy6 if you can afford to loose it.Don't damage it send it to me.Man i hate to see people destroy something that can be useful.I will fix it up but in bigger Harddrive and maybe donate it.Please if you don't want it send it nto me.


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Response Number 10
Name: campy6
Date: September 15, 2003 at 20:11:42 Pacific
Reply:

this box isn't worth the price it would cost for shipping
It has however served me well for years
it was the first comp I bought brand new
I think way back then it was around 2 grand


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Response Number 11
Name: opman
Date: September 16, 2003 at 08:57:53 Pacific
Reply:

Wow Derk you are a Doctor Destructo!!

Mike... you can run a PSU without a fan.......but and it is a big but...IT WILL DIE! Maybe not today...maybe not next month...BUT it will die!

Like suggested try loosening the screws that hold it in...also make sure it is clean.. a dirty fan is also a noisy one.

Also maybe you can remove it a put a smaller CPU fan in. All you need is something to keep air flowing to remvoe the excess heat buildup.

Oh and ChristopherTGarrett I'm with you...I fix up old machine and donate them to kids that can not afford them.....but I only take machine people don't want...check around your area for business and even gov. agency for donations. Tell them what you want to do and you might be supprised at what you might get.

Old PCs never die.......
they just grow slower!!

unless Derk get aholt of them!



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Response Number 12
Name: Mike
Date: September 17, 2003 at 05:49:33 Pacific
Reply:

Hey, hmmm. After thinking it over. Im prolly not going to run completely fanless. But If he had his pentium going for over a year... :/

Makes you wonder doesnt it.

The fan isnt excessively loud, but the only spot i have for my computer is close beside me on the desk, and I just want it to be quiet.

Im probably going to do what derk suggested, and just take out plug from the fan, and connect it to a 5v motex (or whatever those are called) connector.

If i find that it runs still reasonably cool, then Ill decide if it runs fanless. If it dies, Ill just swap it with my spare, but that still doesnt mean I dont want to lose the current psu. It will be a lesson one way or the other.


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Response Number 13
Name: Mike
Date: September 17, 2003 at 05:51:23 Pacific
Reply:

Btw, I have worked with replacing fans in psus and know not to touch much :).

just wondering if anyone here had been shocked by one of these before. what does it feel like? :0


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Response Number 14
Name: MindsEye
Date: September 17, 2003 at 13:24:05 Pacific
Reply:

Hey there Mike
I've taken the PSU apart before to replace the fan. So far so good ... I haven't shocked myself. If you can open it up, first of all try blowing out any dust that's in the fan. Secondly, at the centre of the fan you will see a little sticker. Try peeling it back, you will see a small hole. Inside are the fan bearings. Put a couple or 3 drops of 3 in 1 oil in this hole, replace the sticker and put the PSU back together. We've done this quite often and really does go a long way toward quietening down the PSU fan.
HTH

MindsEye


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Response Number 15
Name: campy6
Date: September 17, 2003 at 14:57:52 Pacific
Reply:

hey what happened to this post?
it's missing messages???


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Response Number 16
Name: Derk
Date: September 17, 2003 at 15:04:42 Pacific
Reply:

My response is gone!!!

Every one keeps removeing my posts!!!


I think people hate me!

This is the 4th one that's I had removed this week!!!


Who is haveing my posts removed?


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