Air Conditioner on Wall and a PC

hiimyourfriend

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Dec 31, 2017
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Hello,

I recently found out that I could literally use the Air Conditioner on the wall to cool down my PC while using. So I placed my PC in front of Air Con on the wall with a distance of 3 cm-4 cm so that the Air Con air could enter the Fan 'give in cold air and exit with cold air'.

Now I'm wondering, if it's dangerous.. or it could harm my PC in some way? or is it a smart idea?
 
You're just creating more of an opportunity to introduce condensation. It'd be a good idea if you can fire up the system after you've cooled the room down in 30mins or so. Your system shouldn't be so close either. Mid sharing your full system's specs with us?
 


-Intel i5 7500
-GTX 1060
In front of the tower has one fan and behind another one fan. So is it bad to use air conditioner?
 

Thanks
but Lutfig said something disturbing which is creating condensation ... or something like that.. I just want to make sure there'd be no whatsoever problems.
 


there is no way you are keep your house cold enough to create condensation out of a vent... period... like i said i have a window unit set to 60 degrees Fahrenheit and it has duct work going straight into the side panel of my pc. I have had ZERO issues in 10 years using this setup. There is nobody i know who keeps there house ac that low so it would be even less of a chance on your house ac.
just an easy way to keep a home server cool.
 


My air con on wall is colder than you think , and it's colder than average air cons out there. It's old model and it's super cold, even I was surprised. There only 7 settings , 1 to 7 and all of them cold as f. Only difference I can tell is too cold so I keep it on for few min then turn it off.
 


What's your answer to my specs and about that condensation? I respect everyone's answer, and I'm waiting for yours now.
 


i leave mine going all winter even 2 weeks ago when the outside temp was -6 degrees the window unit was blowing the cold air in with no issues. there are countless videos on youtube of people running there pcs in freezers with no problems your ac will NEVER GET THAT COLD.
 

I never disagreed with you, calm down. By the way, my pc glass case had waters forming. Isn't this bad?
 
Yes, everyone should stay cool. :lol:

No, water inside your case is not a good thing for several reasons.

Just never blow air in that has a high relative humidity compared to the existing air.

The output from your AC is dehumidified during the cooling process -- a lot of water forms on the evaporator (the indoor radiator looking element) of an AC unit and drains to somewhere. That condensation occurs when the warm air comes in contact with the cool evaporator elements.
 

Aw, I guess it's a bad thing then... How can I prevent this? It only happened on the Glass Panel where you open and close to configure motherboard and etc. I think the fingerprints and sweats did it, what do you think?
 
There is no reason that you should have condensation inside a case, so I really don't know what to tell you about correcting it. What kind of amount are we talking?

You will need to supply more information on the conditions present.

Condensation should only occur when air makes contact with a surface that is below the dew point of the air, in other words warm moist air hitting a cool surface.
 
What you don't want is for warm & humid air to touch a cold part. Typical cases where this occurs are:

  • ■Switching the aircon unit off. You're blowing (or it's naturally moving) humid air into a case with lots of cold bits. The cold bits are below the dew point and will condense.
    ■Switching the PC on after the AC has cooled it. It sucks air in through different points, humid air hits something previously cooled by the AC, condensation.
    ■Your case has hot, humid air on the outside, and cold air on the inside. It may condense on the outside.
    ■Your case has cold air on the outside, and hot, humid air on the inside (e.g. from a fan that's not sucking air from the aircon unit, or more diluted). It may condense on the inside.

    there is no way you are keep your house cold enough to create condensation out of a vent... period...
    There's a reason we lag all pipework and ducting, and it's not just efficiency. Cold parts will condense when meeting hot humid air, and at high humidity even 5C of difference can cause this. Your vent is OK because all the air involved is at the same temperature, so it just cools the grille down too.

    like i said i have a window unit set to 60 degrees Fahrenheit and it has duct work going straight into the side panel of my pc. I have had ZERO issues in 10 years using this setup. There is nobody i know who keeps there house ac that low so it would be even less of a chance on your house ac.
    just an easy way to keep a home server cool.

    Unless your AC is high-end and new (Inverter or variable speed compressor, not just fan), the setting on the front panel has nothing to do with how cold the air is; it is either on or off, and the thermostat only changes how long it spends in each one. Typical output temperatures are between 4 and 10C; ducted systems tend to be higher.

    Now, that's not to say this can't work. The trick is to keep the humidity low. This can be done by either living in a desert, or having a well-sealed room with few sources of humidity (people, hot water, cooking) and continuous AC. Heating cold wet air simply results in hot dry air, which isn't a problem.
 


It's hot (avg. 33-40*C) country and I don't really like cold so I tend to turn on / off the air con often (very). It's outside the glass case sliding door where the water forms ( not exactly water but it's watery foggy ). Like when you blow on glass pane on winter days, the glass pane becomes blurry right? That thing, idk what's called.
 


  • I tend to turn on Ac and blow at the PC fan when the GPU heat alot (avg. 60-77) and that's when my glass case sliding door gets hot. People say that's not alot, that's normal but I'm a paranoid when it comes to expensive kind of stuff, so I would rather keep them temperature of (50-60*C).