As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE DURING HEAVY CHECK - CORROSION L/H I/B SEAT TRACK FR. 23 - 34/43. CUT OUT DAMAGE SECTION ON L/H I/B SEAT TRACK AT FR. 30/31 TO FR. 34 AND C/W SPLICE REPAIR REF. SRM 53-00-10/R01P, FABRICATED SPLICE ANGLES REF. 53-00-10/ REPAIR 01P AND ETD2019-170-143480