What was found
DURING SCHEDULED C-9 CHECK PER JOB CARD HC4912 FOUND APU COMPT UPPER LONGERON EXFOLIATION CORROSION AT FS 457, WL 180, LBL 65. REPLACED LONGERON IAW SMP583 CHAPTER 51-60 & 51-70.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING SCHEDULED C-9 CHECK PER JOB CARD HC4912 FOUND APU COMPT UPPER LONGERON EXFOLIATION CORROSION AT FS 457, WL 180, LBL 65. REPLACED LONGERON IAW SMP583 CHAPTER 51-60 & 51-70.