Main Spindle Air Noise

06/17/2014


From original questioner:

selexx mate has a very strong air noise coming from a bottom location hole at the main spindle, my air compressor almost working NO stop.
is this normal?
Thank you in advance

From contributor Le


Yes it is. This is the cooling air for air cooled spindle. You should have a 1" yes 1" air line going into the machine. I forget what the cfm should be you can go on the web site and the specifications will be there