The Vortecon bearing is a very precise rotating element. When some tiny dirt gets into it, an unwanted noise may appear. If the noise does not go away after some more spins you should clean the bearing and apply the oil in it. 

Please follow our instructions:

• How to access and remove the Vortecon bearing?
• How to clean the Vortecon bearing?
• How and when to use the bearing oil?

If you have any additional questions please contact us directly.