As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJO - DURING Q-CHECK, FOUND THE AFT CARGO COMPARTMENT CHANNEL BETWEEN BS 727 TO BS 847 LBL 22 WITH CORROSION OUT OF LIMITS. L = 80.00 INCHES. W = 2.00 INCHES. L = 0.040 INCH. REPLACED THE AFT CARGO COMPARTMENT CHANNEL BETWEEN BS 727 TO BS 847 LBL 22 IAW 51-10-1 PAGE 8. (X)