What was found
WHILE IN HEAVY MX CHECK, SURFACE CORROSION ON EXTERNAL SKIN BETWEEN FRAME 22 AND 23 AT STRINGER 28L. COMPLIED WITH ETD2018-170-006905-A PERMANENT REPAIR OF SURFACE CORROSION AT FR23-24 AND STR 28L.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN HEAVY MX CHECK, SURFACE CORROSION ON EXTERNAL SKIN BETWEEN FRAME 22 AND 23 AT STRINGER 28L. COMPLIED WITH ETD2018-170-006905-A PERMANENT REPAIR OF SURFACE CORROSION AT FR23-24 AND STR 28L.