What was found
DURING SCHEDULED 100 HOUR INSP OF AC, INSP OF TAIL ROTOR BLADES REVEALED THAT ONE T/R BLADE HAD MECHANICAL DAMAGE. THE DAMAGE WAS CONFINED TO THE T/E WHICH CONSISTED OF A DENT AT T/R BLADE STA 16.5 APPROXIMATELY .010 INCH DEEP AND THE T/E BENT IN A SPAN OF APPROX 2 INCHES LONG WITH A .030 INCH DEFLECTION. THE T/R BLADE WAS REPLACED. THE T/R BLADE WILL BE SHIPPED FOR EVALUATION AND POSSIBLE REPAIR. PROBABLE CAUSE OF THIS DAMAGE COULD HAVE BEEN CAUSED BY A MAINTENANCE STAND STRIKING THE BLADE OR THE BLADE FLAPPING INTO A MAINTENANCE STAND. (K)