As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING HEAVY CHECK MAINTENANCE FOUND WHILE REMOVING FASTENERS FOR STRINGER REPAIR FOUND SHEAR CLIP CORRODED AT FR 89 BETWEEN STRG 27R AND 28R. REMOVED AND REPLACED SHEAR CLIP AT FRAME 89 STRINGER BETWEEN 27R-28R REF. EMB SRM 51-40-08. A/C REMAINS IN CHECK.