What was found
DURING SCHEDULED MAINTENANCE FOUND THE BAGGAGE DOOR SILL HAS CORROSION AT NUT PLATE (4 EACH). THE AIRCRAFT WAS REMOVED FROM SERVICE. REMOVED CARGO DOOR SILL, LOCATED & DRILLED NEW SILL BLENDED CORROSION ON EXISTING SILL REF SRM 51-10-03, 100 PERCENT MATERIAL LOSS, OUT OF LIMITS. INSTALLED NEW SILL PER SRM 51-40-02. PAINT: RE-STORED FINISH IAW SRM 51-21-06. THE AIRCRAFT WAS RETURNED TO SERVICE.