What was found
DURING HEAVY MAINTENANCE, CORROSION WAS FOUND ON THE CENTER WING BOX TOP SKIN UPPER SURFACE BETWEEN FRAMES 41 - 42, +Y1292. REPAIRED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING HEAVY MAINTENANCE, CORROSION WAS FOUND ON THE CENTER WING BOX TOP SKIN UPPER SURFACE BETWEEN FRAMES 41 - 42, +Y1292. REPAIRED.