As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMB, FLIGHT ATTENDANT REPORTED CABIN RAPIDLY BECAME HOT AND SMELLED HOT. F/O REPORTED RIGHT PACK TEMP HIGH. PACK TEMP REDUCE IN MANUAL OPERATION. FLIGHT RETURNED TO AND LANDED WITHOUT INCIDENT. REPLACED CABIN TEMP CONTROLLER AND RIGHT COALESCER BAG. PERFORMED PACK BURN OUT AND SYSTEM OPERATION CHECKS GOOD.