As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT NR 1 AIR CONDITIONING COMPARTMENT APPROX. AT STA 575 INTERNAL FRAME INTERCOSTAL FOUND WITH SURFACE CORROSION. SURFACE CORROSION REMOVED AS PER SRM 51-21-01 VOLUME II AND FOUND WITHIN LIMIT AS PER SRM 53-00-01 VOLUME I FIGURE 1A. ORIGINAL THICKNESS = 0.050", MATERIAL REMOVED = 0.002", REMAINING THICKNESS = 0.048". REPAIR CLASSIFIED AS MINOR PER GMM 6- 2- 100.