What was found
LT I/B SEAT TRACK CORRODED AT FRAME 19. BLENDED CORROSION AND FOUND IT TO BE 100% MATERIAL LOSS ON THE SEAT TRACK AT FRAME 19. CUT OUT DAMAGE, FABRICATED REPAIR DOUBLER, AND INSTALLED REPAIR DOUBLER REF SRM 53-10-10. ALODINED, PRIMED, AND PAINTED REF SRM 51-23-04, 51-23-05, 51-23-06. AIRCRAFT REMAINS IN HEAVY CHECK.