As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING ROUTINE INSPECTION, CARPET WAS REMOVED. FOUND CORROSION ON FLOOR. FURTHER INSPECTION REVEALED CORROSION ON 5 OF 6 FUEL LINES UNDER FLOOR AND ALONG DOOR SILLS AND DOOR POST. SUBMITTER SUSPECTS IMPROPER FLAMEPROOFING ON CARPET CAUSED CORROSION.