How to reduce the friction in the bearing


I have an Oracle Delphi Mark II turntable. Brand new. Just setting it up. The bearing is too tight. Ran the platter for a couple of days using a stronger motor to wear it in. Worked to some extent, but not enough.
Should I let the turntable run for say a couple of hundred hours to burn in?
Anything else I can do. I have not tried sandpaper, it seems a little on the desperate side.
Appreciate your help.
dcaudio
Good advice from all the above. If you do end up cleaning and polishing the bearing shaft and/or spindle as Johnnantais described, go VERY lightly and use the finest polishing compound you can find. It would be easy to overdue it, and your suggestion of sandpaper makes me worry you may not realize that. Just a word of caution...
While i have never tried this specific application, if you are having a problem with friction / drag on the motor, why not use the slipperiest substance known to man?

Tufoil has 11 World patents and is also listed in the Guinness book of World Records as being the "the slipperiest substance known to man". It combines Teflon with other additives to achieve a lubrication factor that is "slipperier" than Teflon can achieve by itself.

Never used it to lubricate TT's, etc.... but i have used it inside of car engines. It works as claimed as far as i'm concerned. The only "oil additive" that i've ever used that actually gave me very measurable gains in gas mileage. As a side note, i've had oil analysis performed on several different motors and was already using what i've found to be the best oil on the market. As such, i wasn't counting on this stuff to "band-aid" deficient lubrication qualities in a cheaper product.

One thing though. This stuff is pretty thick, so it might be tough to use it in this application. I would imagine that if you can apply it in some manner, that the benefits of having such a lubricant with the associated reduction in drag might be beneficial. Especially if you've already got bearing related problems. Before doing so, i would do my best to clean out the existing "grunge" in a non-harmful manner. No sense in trying to reduce friction when the source of the friction is still running rampant / going to dilute the results of what could be a possible solution Like anything else, proper preparation can net better and more timely results. Sean
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I spoke to Oracle. They tell me that the teflon in the bearing gets bigger with time. This means that the gap in the bearing gets smaller and makes the platter not move freely.
They suggest sending the bearing back and have them remove excess teflon. Does this make sense???
Thanks