As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT THE LEFT PACK HI TEMP AMBER MESSAGE ON AFTER TAKEOFF. AIRCRAFT DIVERTED TO CHO AND LANDED WITHOUT INCIDENT. USING THE AIRCRAFT MAINTENANCE MANUALS THE SYSTEM WAS INSPECTED AND NO DEFECTS WERE NOTED. AIRCRAFT WAS RETURNED TO SERVICE.