As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE CPCP CHECK INSPECTION FOUND LEVEL 2 CORROSION, LT STA 540 CORROSION ON RING FITTING AT CUSP. CLEANED CORROSION AND FOUND TO BE OUT OF LIMITS IAW DC8 SRM 53-2-0. REPLACED FITTING IAW DC8 51-3-0, 51-1-20D. CORROSION TASK CARD NUMBER 557L-0552. NON-ROUTINE TASK CARD NUMBER 110877.