crwdns2934241:0crwdne2934241:0 remacberlin
crwdns2934249:0crwdne2934249:0:
First things first: reset the SMU, since it controls the fans too. http://support.apple.com/kb/ht1767 Could be that it is somehow corrupted and not controlling the fans properly (too slow/fast).
crwdns2915684:0crwdne2915684:0:
open