What was found
DURING HEAVY MAINTENANCE: FROM TECHOPS MX NR 00140, AFTER WASTE SERVICE PANEL REMOVAL, CORROSION ON SHEAR CLIP BTW STGR 28R/27/R AND FR 88; SHEARCLIP BTW STGR 28R/27R AND FR 88 AT AFT CARGO WAS REPLACED PER EMB SRM 51-41-01 AND SRM 51-41-02.