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. RED TABS FOLLOWED, LIGHT WENT OUT AFT 1 & 2 BLD TURN OFF WITH LEFT PACK OPERATED ON RT NR 1 PACK MONITORED. *S/D* REPLACED OVERHEAT LOOPS M322 & M365 (AFT AIRSTAIRS SECTION 48) PER BOEING 727 MM 26-14-11. AC GOOD FOR SERVICE.