What was found
SEAT TRACK BETWEEN FRAME 54 AND 58 AT -Y450 IS CORRODED AT LOCATIONS: FR56+4", FR56+18", FR57+14", FR57+16". // CORROSION REMOVED BY GRINDING AS PER SRM 51-74-00 REV 98.01. DAMAGE DIMENSIONS: FR56+4", FR56+18", FR57+14", FR57+16". CORROSION LOCATED ON INNER VERTICAL WALL AREA. UNABLE TO SUFFICIENTLY REMOVE CORROSION AND ESTABLISH REMAINING THICKNESS. ASSESSED AS OUTSIDE OF SRM 53-00-15 REV 98.01 LIMITS. RII CARRIED OUT AS PER HAL GMM VOL1 CHAP 5 - CONSIDERED LEVEL 2 CORROSION, PART REPLACEMENT REQUIRED. SEAT TRACK REPLACED AS PER SRM 51-72-11 REV 98.01 AND AIRBUS F53476200 ISSUE S. JOB COMPLETE.