What was found
SEAT TRACK BETWEEN FRAME 53.2 AND 54 AT +Y1959 IS CORRODED AT LOCATIONS: FR53.3, FR53.5+10". CORROSION REMOVED BY GRINDING AS PER SRM 51-74-00 REV 98.01. DAMAGE DIMENSIONS: FR53.3 CENTRAL REWORK L: 4.5" W: 0.75" D: 0.052", FR53.5(+10") SUPERIOR REWORK L: 3" W: 0.5" D: 0.043". DEPTH GAUGE USED P/N: 2417 S/N: IRFE5005A9EQ. DAMAGE ASSESSED AS OUTSIDE OF SRM 53-31-15 REV 98.01 LIMITS. RII CARRIED OUT AS PER GMM VOL1 CHAP 5 - CONSIDERED LEVEL 2 CORROSION, PART REPLACEMENT REQUIRED. SEAT TRACK REPLACED AS PER SRM 51-72-11 REV 98.01 AND DWG F53326941 ISSUE A. JOB COMPLETE.