What was found
MAJOR REPAIR - TEMPORARY REPAIR ACCOMPLISHED ON LT SKIN 3.5 INCHES AFT OF FRAME 19 AND IN STRINGER 21L REF ETD2011-170-105362. REMOVED DAMAGE, PERFORMED HFEC, NO CRACKLINE INDICATIONS FOUND, FABRICATED FILLER AND DOUBLER, AND INSTALLED IAW EMB 170 51-41-02, 51-21-03 AND ETD 2011-170-105362 REV D.