What was found
DURING A MAINTENANCE CHECK, CORROSION WAS FOUND ON L1 DOOR SILL AFT GIRT BAR AROUND FRAME 20 STRINGER 23L. REMOVED CORROSION, INSTALLED REPAIR WASHER, TREATED, PRIMED AND TOP COATED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING A MAINTENANCE CHECK, CORROSION WAS FOUND ON L1 DOOR SILL AFT GIRT BAR AROUND FRAME 20 STRINGER 23L. REMOVED CORROSION, INSTALLED REPAIR WASHER, TREATED, PRIMED AND TOP COATED.