What was found
(CAN) DURING ROUTINE MAINTENANCE, ELEVATORS WERE REMOVED FOR SB 2145 ON ELEVATOR TORQUE TUBE. AFTER REVIEWING SERVICE DIFFICULTY ADVISORY AV-2003-01 FOR BEECH A100, WE FOUND SAME CRACKES ON THE RIGHT ELEVATOR ON OUR B100. AFTER DISASSEMBLE AT LOCAL SHEET METAL SHOP WE WERE INFORMED THAT THERE WERE 17 CRACKS AND ONE CRACK WAS COMPLETLY THROUGH THE SPLINE.THE TRANSPORT OFFICE WAS NOTIFIED AND THEY REQUESTED PICTURES.