As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - CREW REPORTED TAIL COMPARTMENT OVERHEAT INDICATION. EMERGENCY DECLARED FLIGHT RETURNED PHX LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FOUND AIR LEAK AT RIGHT CROSSFEED VALVE. RETORQUED CLAMP NO LEAKS NOTED. SYSTEM GROUND CHECK NORMAL OPERATION.