What was found
WHILE IN 'D' CHECK, MAINTENANCE FOUND CRACK ON LT WING O/B AILERON, UPPER FWD SPAR CHORD. INSTALLED REPAIR PER SRM 51-40-4, 51-10-2, 51-30-2, MM 51-20-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN 'D' CHECK, MAINTENANCE FOUND CRACK ON LT WING O/B AILERON, UPPER FWD SPAR CHORD. INSTALLED REPAIR PER SRM 51-40-4, 51-10-2, 51-30-2, MM 51-20-00.