What was found
NLG ACTUATOR AFT ATTACHMENT CASTING IS CORRODED, STARTED REMOVAL OF CORROSION ON NLG ACTUATOR AFT ATTACHMENT FITTING IAW SRM 51-10-01.CONTINUED REMOVAL OF CORROSION ON NLG ACTUATOR AFT ATTACHMENT FITTING IAW SRM 51-10-01. CONTINUED REMOVAL OF CORROSION ON NLG ACTUATOR AFT ATTACHMENT FITTING IAW SRM 51-10-01. CONTINUED REMOVAL OF CORROSION ON NLG ACTUATOR AFT ATTACHMENT FITTING IAW SRM 51-10-01QC NOTE: EDDY CURRENT & ULTRASONIC INSPECTION ACCOMPLISHED. REMOVED RH DOOR SUPPORT ANGLE IAW DWG SR-680A-ATA53-33739 REV A. REMOVED LT DOOR SUPPORT ANGLE. REMOVED NLG ACTUATOR FITTING FASTENERS AND NLG ACTUATOR TUNNEL FASTENERS IAW DWG SR-680A-ATA53-33739 REV A. REMOVED NLG ACTUATOR FITTING IAW DWG SR-680A-ATA53-33739 REV A. CUT OUT LOWER SKIN BOND ASSY AS SHOWN IN FIGURE 2 IAW DWG SR-680A-ATA53-33739 REV A. FABRICATED CUT OUT REPAIR FILLER. BEGAN MATCH DRILLING NEW NLG ACTUATOR FITTING IAW DWG SR-680A-ATA53-33739 REV A. COMPLETED MATCH DRILL & DEBURR OF NEW FITTING IAW DWG SR-680A-ATA53-33739 REV A. CLEANED & APPLIED EPOXY PRIMER TO BOTH CHAMFERS ONLY ON P/N 7411213-5, AS NEEDED IAW DWG SR-680A-ATA53-33739, REV. A., NR 4. 3, 1 AS NEEDED.BEGAN INSTALLATION OF NEW NLG ACTUATOR FITTING IAW DWG SR-680A-ATA53-33739 REV A. COMPLETED INSTALLATION OF NEW NLG ACTUATOR FITTING IAW DWG SR-680A-ATA53-33739 REV AREINSTALLED PREVIOUSLY REMOVED NLG ACTUATOR TUNNEL FASTENERS REINSTALLED THE LT & RT DOOR SUPPORT ANGLES, INSTALLED THE -1 FILLER AS SHOWN IN FIGURES 2 & 3 IAW DWG SR-680A-ATA53-33739 REV A. APPLIED SEAL TO ALL FASTENERS PENETRATING THE PRESSURE VESSEL IAW DWG SR-680A-ATA53-33739 REV A, & CSPM 20-40-20. CLEANED AREAS, PRIMED & APPLIED TOPCOAT TO EXTERIOR REPAIR BY THE NLG ACTUATOR TASK AND INTERIOR APPLIED PRIMER & TOPCOAT TO MATCH ON RIVETS AND LOCK FASTENERS IAW DWG SR-680A-ATA53-33739, REV A, NR 4.3 ASSY, STEP NR 6 & CSPM. 20-50-00. REINSTALLED PREVIOUSLY REMOVED HYDRAULIC LINES IAW DWG SR-680A-ATA53-33739 REV A, & CSPM 20-10-05. PERFORMED OPS & LEAK CHECKS OF NLG SYS IAW MM 32-00-00. OPS & LEAK CHECKED GOOD.