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Old 11-20-2013, 03:19 PM
hustlermidwest hustlermidwest is offline
LawnSite Senior Member
Join Date: Sep 2012
Location: Chicago, Ill
Posts: 636
The Trimstar comes with a 3yr warranty on the blade bearings. The bearings are sealed after packing so a Zerk fitting would have no lubricating use. We fill the cavity between the bearing with grease to fill that void and aid in expansion and contraction of air inside the housing.

Brian O
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