MECHANIC WAS REMOVING BOLTS FROM THE BELLYPAN ON THE DOZER. HE WAS USING HIS LEGS FOR ADDED LEVERAGE ON THE WRENCH USED TO REMOVE THE BOLTS. HE FELT PAIN IN HIS LEFT KNEE A FEW MINUTES LATER. THE MECHANIC DID NOT FEEL MEDICAL ATTENTION WAS NEEDED AT THE TIME. HE WAS GIVEN A STERIOD SHOT IN HIS LEFT KNEE ON 8/11/2005.*ORIGINAL EDoc # 230590*