As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK OVERHEATING, MAKING LOUD NOISE AND SMELLS LIKE SMOKE. (FLT 5647) REPLACED LEFT ACM TEMP SWITCH, REPLACED CONNECTOR TO LEFT ACM TEMP SWITCH AND REPLACED LEFT ACM IAW AMM. P/N ON/OFF: 782790-15 S/N ON: 200210170 S/N OFF: 200011034