As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CPCP INSPECTION FOUND LEVEL 2 CORROSION, SEAT TRACK CORRODED BS 660 TO 780 RBL11. REMOVED AND INSTALLED SEAT TRACK IAW B747 SRM 51-10-01 AND 51-30-02. CORROSION TASK CARD NUMBER C53-210-03 PART 3 OF 4. NON-ROUTINE TASK CARD NUMBER 14722.