What was found
CARGO COMPARTMENT SEAT TRACKS CORRODED AT LBL 9 AND RBL 9 AND RBL 27. REMOVED CORROSION ON CARGO COMP SEAT TRACKS LBL 9, RBL 9 AND RBL 27 IAW SRM 51-21-06 STEP 3D 1, 2 & 3. COMPLIED WITH SRM 51-12-00. PERFORMED LPI ON BLENDED AREAS ON CARGO BAY SEAT TRACKS LBL 9, RBL 9 AND RBL 27 IAW NDTM 51-20-08. NO INDICATIONS NOTED AT THIS TIME. INSTALLED NEW SCREWS IN CARGO BAY SEAT RAILS IAW AMM 53-01-11-400-802 PROCEDURE 2 PARA, B STEPS 6 AND 7. APPLIED CORROSION PREVENTION TREATMENT IAW SRM 51-21-11 PARA.