Inflatable Air Blower failure how to do?

"Inflatable Air Blower" sounds more and more, because the fan due to lack of oil bearing, bearing bore is worn - the gap between the shaft and bearing fan is too large, and the axial gap is too big fan activities, fan the blades can be moved back and forth a few millimeters. "f雷竞技 " made after the axial movement of the rotation, and the rotation of the blades are flat rock, not only wear more and more intensified, while generating a lot of noise. The vast majority of fan failures are due to this reason. Although for a new "f雷竞技 " The easy, but the one does not meet the DIY spirit, two to not necessarily be able to immediately be able to find a substitution models. Of course there is not a fan of this failure can not be repaired, and now introduce a repair approach.