What was found
CORROSION ON UPPER BARREL NUT HOLE 21 IN LT HORIZONTAL STABILIZER STA XH 27.234. REPAIRED IAW ETI-88-16-237 REV 1 AND ER/A 547820-14 REV ORIG.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
CORROSION ON UPPER BARREL NUT HOLE 21 IN LT HORIZONTAL STABILIZER STA XH 27.234. REPAIRED IAW ETI-88-16-237 REV 1 AND ER/A 547820-14 REV ORIG.