What was found
DURING HEAVY CHECK MULTIPLE AREAS OF CORROSION AROUND PREVIOUSLY BLENDED AREAS OF AFT PAX DOOR THRESHOLD BEAM LOCATED AROUND THE FWD AND AFT EVACUATION SLIDE GIRT BAR CUTOUT, FWD AND AFT SERRATED SHIMS. L2 AFT PAX DOOR THRESHOLD BEAM HAS BEEN REPLACED IAW SRM 51-41-01, SRM 51-43-03 AND SRM 51-43-04.