What was found
STAB TRIM ACCESS DOOR 311BL OUTER SKIN CORRODED. REMOVED CORROSION DAMAGE FROM STAB. TRIM ACCESS DOOR OUTER SKIN FROM 3 AREAS. AREA 1 MEASURED 3'L X 1.5'W; AREA 2 IS 1'L X 1'W; AREA 3 IS 1'L X .5'W IAW SRM 52-40-01-1A-1;PARA. 4; FIG. 103. NDT UT INSPECTED BLENDED AREAS IAW NDTM PART 4 51-00-00 PROC 2. LOWEST READING AT AREA 1 IS 0.067'; AREA 2 IS 0.068'; AREA 3 IS 0.043' ALL ADJACENT TO 0.071. EVALUATED AND FOUND AREA 3 AFT I/B CORNER OUT OF LIMITS PER SRM 52-40-01-1A-1. REMOVED CORRODED STAB TRIM ACCESS DOOR 311BL IAW AMM 52-49-11-000-802. STEP 2. B. AND C. INSTALLED NEW STAB TRIM ACCESS DOOR 311BL IAW AMM 52-49-11-400-802. COMPLETED STEP 3. E (1); AND (2) (A) AND (B). COMPLETED ACCESS DOOR 311BL INSTALATION IAW AMM 52-49-11-400-802 STEPS 3.E.(2) (C) THRU 3.E.(4). BLOWOUT DOOR TEST GOOD IAW AMM 52-49-11-720-801 STEP 2.