What was found
CORROSION OUT OF LIMITS ON RT SEAT TRACK X=44 BETWEEN STA Y=589 TO 645 AT CABIN FLOOR STRUCTURE, CFS, IN REF TO ON RC 20, AC ZONE 200, CARD 74 ZONE 200. RT SEAT TRACK X=44, STA Y=589 TO 645 WAS REPLACED IAW SRM 53-20-52, FIG 1, 51-30-07, FIG 18, SRM 41-41-01. RII COMPLETED.