What was found
WHILE A/C WAS IN FOR HEAVY CHECK CORROSION FOUND ON FWD LT INBOARD SEAT TRACK BETWEEN FR 12-20. SEAT TRACK PN 170-03264-001 REPLACED, IAW EMB SRM 51-41-01, 51-43-01. SEE AAR NRC NR 4500797-2000-0085 FOR DETAILS OF WORK PERFORMED. A/C REMAINS IN YQG FOR COMPLETION.