As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - CREW REPORTED DURING CLIMBOUT TAIL COMPARTMENT TEMPERATURE HIGH LIGHT ILLUMINATED. EMERGENCY DECLARED FLIGHT RETURNED PHX LANDED WITHOUT INCIDENT. REPLACED TUBE ASSEMBLY-TURBINE NOZZLE TO EJECTOR VALVE LINE. REPLACED PERISEALS AT COUPLING FORWARD OF HEAT EXCHANGER. SYSTEM GROUND CHECK NORMAL OPERATION.