As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
00-321 LWR AFT BODY OVERHEAT LIGHT ILLUM IN FLT AT ALTITUDE, LIGHT EXTING WHEN REDUCED NR 2 THROTTLE AND NEVER REILLUMINATED, EVEN AT CLIMB POWER. INSPECTED KEELBEAM AREA AND FOUND RIGHT PNEUMATIC DUCT BROKEN **S/D** R&R PER WORK CARD 49T0501 & MM 49-10-001. OPS CK GOOD