What was found
HORIZONTAL STABILIZER CENTER SECTION UPPER SKIN WAS FOUND TO HAVE CORROSION DAMAGE AT 2EA AREAS ALONG S-4 TO THE LH SIDE OF THE BL 0. CORRECTIVE ACTION: HORIZONTAL STAB CENTER SECTION UPPER SKIN REPAIRED FROM LBL 3.4-7.9 AT S-4 PER STS EA 72-2022-114 REV 1R REF Q1 AVIATION WO 139170 FOR HFEC, BHEC, AND UT RESULTS NFF FOR HFEC SCANS
NOTE: THIS IS A CAT B REPAIR WITH STAGE ONE APPROVAL SUBMITTAL OF DT DATA MUST BE SUBMITTED NO LATER THEN 13 JUL 2023 (12 MONTHS) FROM THE DATE OF 8110-3 SEE ALSO: OMNI EO B7655-09 REV INITIAL ISSUE (ATTACHED)