What was found
ABI - FOUND SEAT TRACK AT BL 0, 18.3L, AND 18.3R AT FS 596-686 CORRODED. CUT OUT 90 INCHES OF TRACK FOR 18.3R, FABRICATED AND INSTALLED AND EXTRUSION. REMOVED AND REPLACED SEAT TRACKS AT BL 0 AND BL 18.3L. AIRCRAFT RETURNED TO SERVICE. (M)