What was found
WHILE AC WAS IN FOR HVY CK FOUND FWD PASSENGER FLOOR STRUCTURE, RH SEAT TRACK CORRODED IN BETWEEN FR12 TO FR 13, AND FR13.5 TO FR 14, AND FR 17 TO FR 18 RBL 12. REPLACED SEAT TRACK FROM FR12 TO FR 20 IAW SRM 51-43--03 AND SRM 51-43-04 PN 170-03263-001. AC REMAINS IN YQU FOR COMPLETION.