Re: Flushing WD40? kerosene? out of Cherry MX keyswitch

"Mr. Man-wai Chang" <[email protected]> Mon, 13 Jul 2026 21:05:01 +0800
Newsgroups sci.electronics.repair,alt.comp.hardware.pc-homebuilt,alt.engineering.electrical
Organization https://sites.google.com/site/changmw/
Message-ID <[email protected]>
On 7/8/2026 7:24 AM, Nick Canuck wrote:
> On Tue, 7 Jul 2026 16:55:16 +0800, Mr. Man-wai Chang wrote:
> 
>> If a keyboard's Cherry MX keywitch got some WD40 inside, is it
>> possible to flush it out?
>>
>> I popped their keycaps and smelled the corresponding MX keyswitches
>> underneath.
>> It's like kerosene or WD40, I could not tell.
>>
>> So, could those mysterious liquid be cleaned without replacing the
>> corresponding keyswitches?
> 
> I would personally try 99% isopropyl alcohol. It is cheap and likely easy
> for you to find, and likely will take most of the oils off the keyboard.
> It shouldn't take long to fully evaporate either, probably real quick if
> you put it out in the sun.

I suppose both kerosene and WD40 are volatile
fluid? In that case, maybe I could just bake
the keyboard under bright sunlight for a few
hot summer days in Hong Kong right now.

Then I could immerse the TKL keyboard into
a big bucket of hot water for a day, then
leave it to dry under sunlight again for
a few hot summer days.

Well... worth trying as this method does
not need anything special, nor involve
fire risks. Meow....



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