What was found
WHILE IN HEAVY CHECK - "CORROSION ON SHEAR CLIP AT FR 77 BETWEEN STGR 21L-22L. REMOVED AND REPLACED SHEAR CLIP AT FR 77 BETWEEN STGR 21L-22L. REF EMB SRM 51-40-08."
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE IN HEAVY CHECK - "CORROSION ON SHEAR CLIP AT FR 77 BETWEEN STGR 21L-22L. REMOVED AND REPLACED SHEAR CLIP AT FR 77 BETWEEN STGR 21L-22L. REF EMB SRM 51-40-08."