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 ILLUM DURING FLT. REPEAT WRITEUP. REPOSITIONED ENTIRE LOOP LEFT SIDE FROM 1183 AFT. RAN ALL 3 ENG WITH AIRSTAIRS UP AND CK LEAKS. NO LEAKS FOUND. RAN BOTH PACKS ONE AT A TIME DURING GROUND TIME WITH NO LWR AFT BODY OVERHEAT CONDITION. CK LOOP ON RT SIDE FOR RUBBING, NONE FOUND.