What was found
NUMBER 4 SLAT OTBD AUX TRACK, FWD SUPPORT, AT THE OTBD ATTACHMENT TO STRUCTURE SUPPORT IS CORRODED AT APPROX LT WING LE STATION 633. LOCATED & INSTALLED NEW STRUT RIB IAW SRM 51-40-5 & 51-40-2. CIE WILL BE ACCOMPLISHED ON PANEL REPORT NR 2, 75 900444. CORRODED L2, PN 114T2211-19, SN NSN, PART NAME STRUT, STR & WS LOC ON ACFT WS 633.045, LW FWD LOWER LE. ACFT WAS GNDED.