As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LWR AFT BODY OVERHEAT LIGHT CAME ON. AFT TURN RIGHT PACK OFF, SYS TEST OK AND FLT CONT ON ONE PACK. RUNNING 3 ENG AND BOTH AC PACKS ON INSP PNEU DUCTS ON AFT BODY COMP AND KEEL BEAM AREA. NO LEAKS NOTED. INSP SENSING ELEMENT BY PROXIMITY TO PNEU DUCT. NO FAULT FOUND. AC OK FOR SERVICE.