7) Vince blows out the bearings with compressed air using no more than 25 lbs. of air pressure.
8) Last of all he cleans the bearings with brake cleaning fluid.
9) A clean bearing should have no grease on it. Vince checks each bearing carefully. He should be able to see light through the openings when he holds it up to the light.
10) Vince packs the bearings with a grease repacking tool. It is important not to pack the bearing completely full so as to allow some air into the system. Lack of air in the bearing grease will negate the purpose of lubrication altogether and will not allow them to cool.