As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 711 FROM DEN TO TOL. DURING CLIMB THE LOWER AFT BODY OVERHEAT LIGHT ILLUMINATED WHICH WAS EXTINGUISHED ONLY BY REDUCING THE NR 2 ENGINE THROTTLE TO IDLE. AIRCRAFT RETURNED TO DEN AND LANDED WITHOUT INCIDENT. POST FLIGHT INSPECTION WAS PERFORMED, TROUBLESHOT SYSTEM AND PERFORM ALTERNATE TEST OF ELEMENT BY HEATING. SYSTEM OPS CHECK NORMAL, COULD NOT DUPLICATE FAULT. NO OTHER DEFECTS NOTED, AIRCRAFT WAS RETURNED TO SERVICE.