What was found
AIRCRAFT ON GND FOR HEAVY MX, FAILSAFE INSPECTION. CORROSION ON LT WING UPPER TE SPAR CAP STATION 825. REMOVED CORROSION & REPAIRED LT WING UPPER SKIN PANEL IAW ENGINEERING DOCUMENT 47089REA20.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT ON GND FOR HEAVY MX, FAILSAFE INSPECTION. CORROSION ON LT WING UPPER TE SPAR CAP STATION 825. REMOVED CORROSION & REPAIRED LT WING UPPER SKIN PANEL IAW ENGINEERING DOCUMENT 47089REA20.