What was found
SERVICE DOOR LOWER SILL UPPER ANGLE HAS PITTED CORROSION. REMOVED UNSERVICEABLE DOOR SILL ASSY IAW SRM 51-42-06, 51-42-21, 51-42-13. INSTALLED DOOR SILL ASSEMBLY WHICH INCLUDES ANGLE 601R38303-105, ITEM 3 AND ANGLE 601R38303-253, ITEM 4 IAW SRM 51-42-06, 51-42-21, 51-42-15, 51-42-36. UPON FURTHER INVESTIGATING SILL ANGLE, PN 601R38303-105 IS NOT CORRODED. SILL ANGLE REQUIRES INSTALL. REINSTALLED SILL ANGLE PN 601R38303-105, COMMON TO ANGLE 601R38303-253 IAW SRM 51-42-06 AND 51-42-13. ANGLE 601R38303-253 DRILLED AND NEEDS TO BE INSTALLED IAW SRM 51-40-11. TORQUED & SAFETIED LOWER DOCK FITTINGS & INSTALLED STEP PLATE IAW 25-33-01-400-802. ADJUSTMENT CHECK GOOD IAW 52-41-00-820-801.