As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 1024, LAX-JFK. (ETOPS) THE CABIN WAS EXCESSIVELY HOT IN THE AFT CABIN BECAUSE OF MEL 21-52-01A WE TURNED OFF THE HOT AIR VALVE BUT BECAME EXCESSIVELY COLD FOR EVERYONE UP FRONT ; R/R PACK 2 COMP OUTLET TEMP SENSOR PER AMM TASK 21-61-11 ALL OPS CK NORMAL, OK TO CONT SVC.