As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLT - (REPEAT ITEM) CREW REPORTED TAIL COMPARTMENT TEMPERATURE HIGH LIGHT ILLUMINATED DURING CLIMBOUT. ACCOMPLISHED QRH PROCEDURES AND LIGHT EXTINGUISHED. FLIGHT RETURNED CLT LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPLACED RIGHT PRESSURE REGULATOR THAT WAS LEAKING AND GASKET ON RIGHT A/C SUPPLY HIGH SENSOR THAT WAS LEAKING. SYSTEM GROUND CHECK NORMAL OPERATION.