How to install bearings in a lawn mower blade sharpener MAG-8100 or MAG-8200 Series. 

In this video we show you how to easily change the bearings in a MAG-8100 or MAG-8200 Lawn Mower Blade Sharpener.
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Time stamps of each step:
Remove grit guard (optional step) 0:35
Remove large pulley cover 2:16
Remove small pulley cover 2:40
Remove drive belt 3:31
Remove drive pulley 4:12
Remove arbor 4:53
Remove bearing spindle assembly 5:09
Install new spindle assembly 7:14
Install arbor 8:17
Install drive pulley 8:26
Install belt 8:37
Install pulley guards 8:50
Install grit guard 9:25