What was found
AFT CABIN-SEAT TRACK RBL23 NEAR LAV MOUNT FR72 HAS CORROSION. (M) REF SSI 53-61-43-01. REMOVED DAMAGED SEAT TRACK AND INSTALLED REPAIR PARTS, COMPLIED WITH ER/A 632950-14 PRI REV 0, REV 1, ERA 623169-14TR REV. A, AND FINAL ER/A 632950-14 REV ORIGINAL, AND ER/A 623169-14. (LP 1539435 - AIRCRAFT WAS GROUNDED)