What was found
WO 232464 NR 500008 HEAVY CHECK COE/MAJOR REPAIR: L/H UPPER WING CUT-OUT LANDING FOR PANEL 521DT HAS FRETTING. LEVEL 2 CORROSION. CORRECTIVE ACTION: REPAIRED PER SRAS DO/TS-531/06...3474 ISSUE H, DATED 1/27/2022.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WO 232464 NR 500008 HEAVY CHECK COE/MAJOR REPAIR: L/H UPPER WING CUT-OUT LANDING FOR PANEL 521DT HAS FRETTING. LEVEL 2 CORROSION. CORRECTIVE ACTION: REPAIRED PER SRAS DO/TS-531/06...3474 ISSUE H, DATED 1/27/2022.