What was found
R1 FORWARD SERVICE DOOR LOWER AFT CORNER HAD CRACK INDICATION ON EXTERNAL SKIN. CUT OUT DAMAGED AREA, PERFORMED HFEC AFTER DAMAGE REMOVAL. NO CRACKS NOTED. FABRICATED DOUBLERS AND FILLER, ALODINED, PRIMED, AND INSTALLED IAW DC-8 SRM 53-2-0, 51-1-8, 51-1-20D, 51-1-21, AND REA D853-48054MR.