As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TAIL COMPARTMENT TEMP HIGH, MSG. PERFORMED QRH 21.4, LIGHT BECAME INTERMITTENT WITH PLANE CONFIG IAW QRH THEN EVENTUALLY WENT OUT DURING DESCENT. ACCOMPLISHED TAIL COMPARTMENT TEMP HIGH TROUBLESHOOTING IAW WO 251630 & WO 251694. FOUND BROKEN RT PACK DISTRIBUTION DUCT PN 5953625-541. REPLACED DUCT & ACCOMPLISHED LEAK CHECK 21-20-15. ACCOMPLISHED HIGH POWER RUN, CHECKED NORMAL.