EE WAS IN THE PROCESS OF CORRECTING THE TRACKING ON HTE SCR DRIVE-A BELT. EE WAS ADJUSTING TWO BOLTS TOWARDS THE REAR OF THE TAILPULLEY ASSEMBLY TO CORRECT THE TRACKING. STONE FELL ONTO THE BE LT. EE CLIMBED UP AND ATTEMPTED TO REMOVE THE STONE. CLOTHING WAS CAUGHT AND EE SUFFERED BONE FRACTURE AND TENDON INJURY. Y