As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
***WHILE AIRCRAFT WAS OUT OF SERVICE FOR HEAVY CHECK*** MAINTENANCE FOUND LEVEL 2 CORROSION ON FLANGE OF SHEAR CLIP LOCATED ON FR17 BTW STR 27L- 28L. REPLACED SHEAR CLIP IAW SRM 51-41-02 AND 51-43-03. AIRCRAFT REMAINS OUT OF SERVICE FOR HEAVY CHECK COMPLETION.