What was found
IN PASSENGER COMPARTMENT THE LT FLOOR SEAT TRACK AT SEVERAL LOCATIONS FROM FS 364.00 TO FS 398.00 HAS PITTING CORROSION. REMOVED UNSERVICEABLE CORRODED SEAT RAIL AT FS 364.00 TO FS 398.00 LT, FOUND TO BE OUT OF LIMITS, REQ REPLACEMENT IAW SRM 53-21-49, AMM 53-01-11. INSTALLED NEW SERVICEABLE SEAT TRACK AT FS 364.00 TO FS 398.00 LT SIDE IAW AMM 53-01-11-400-802. LOCATED & DRILLED NEW SERVICEABLE SEAT TRACK, PN N126-2075 IAW SRM 51-40-11. REPLACED NEW SERVICEABLE SEAT TRACK, PN N126-2075 IAW GEN REO 601R-53-00-485. FABRICATED SEAT RAILS IAW GREO 601R-53-00-485, REV A.