Fan failure

INTEL is to bring the radiator, with only a month, voices began a large and sometimes sounds particularly great, but the fans turn slowly, like a minute, why is this? Do not tell me-for-one I would like to address is how fault, the trial clearly title!

not to speak at such a red-yet! No, Miantan! Only a few fans a decade.Had the best buy.
But you can also remove the fan to put points lubricants.