[rescue] Rescued Sun servers, now what?!
Mr Ian Primus
ian_primus at yahoo.com
Fri Jun 17 11:51:12 CDT 2011
--- On Fri, 6/17/11, Mark Benson <md.benson at gmail.com> wrote:
> While what you are saying may be true I actually have
> a much better reason to
> jam the fans when using compressed air (I use it at work a
> lot for de-dusting)
> - if you spin cheap PC fans at 10x their design speed it
> damages the bearings
> and about 6 months later they start vibrating. Had it
> happen to me a few times
> until I was told and it hasn't happened since.
Another good reason to jam the fans before blowing them with compressed air: if the air is just spinning the fan, it does a lousy job of blowing the dust out of it. If you jam the fan so it can't rotate, the air will actually blow the dust off the blades...
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