What was found
DURING HEAVY MAINTENANCE, CORROSION UPPER RIGHT WING SURFACE, TRAILING EDGE; FORWARD CTR. OF SPOILER NO.4, RIB 17. REF HMV FLIGHTSTAR-VQQ, W/O# N653JB-02-01, NR #00123; REMOVED CORROSION AT RH WING UPPER T/E SURFACE IAW A320 SRM 51-74-00. REMAINING MATERIAL IS OUT OF LIMITS IAW A320 SRM 57-21-11-283-007. COMPLIED WITH FAS EA 21075, REV IR & JETBLUE EC A21-1199-01. APPROVED BY AIRBUS RDAF 80978291/024/2021, ISSUE A, AS A PERMANENT REPAIR WITH A THRESHOLD OF 11,000 FC/19,000 FH, WHICHEVER COMES FIRST. FUR-A320-57-00-00180