What was found
AIRCRAFT 8136, CORROSION ON SEAT TRACK RBL 23 AFT OF FRAME 72. CORRECTIVE ACTION: CUT & REMOVED DAMAGED SEAT TRACK RBL 23.0 AT LOCATION A PER ER/A 623169-14TR REV ORIG. ACCOMPLISHED HFEC OF CUT LINE PER ANDTP BD500-A-J51-01-08-01AAA-353A-X NO CRACKS FOUND. RECUT SEAT TRACK RBL 23.0 AT LOCATION B PER ER/A 623169-14TR REV. O (127702) COMLETED STEP 12 HFEC CUTLINE MANUFATURED ALL SPLICE REPAIR PARTS PER ER/A 623169-14TR AND PRI 626778-14 REV O. INSTALLED RBL 23.0 SEAT TRACK REPAIR IAW ER/A 623169-14TR. (LP 1001459)