EMPLOYEE STATED HE WAS REPAIRING AND PLACING A PIECE OF METAL OVER AN OPENING IN A CHUTE WHEN HE FELT PAIN IN HIS RIGHT SHOULDER. HE WORKS THE WEEK-END SCHEDULE PERFORMING MAINTENANCE SATURDAY THROUGH MONDAY. HIS FIRST SHIFT MISSED WAS JUNE 16, 2003. MEDICAL RECEIVED JUNE 20TH INDICATES A BROKEN TENDON THAT WILL REQUIRE SURGERY. NOTE: BECAME REPORTABLE ON JUNE 16, 2003.