As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING DESCENT, LEFT PACK LIGHT ILLUMINATED. RESET WITH MASTER CAUTION RESET. ACFT GROUNDED. PERFORMED BITE CHECK OF NR 1 ZONE TEMP CONTROLLER. FOUND RAM AIR ACTUATOR FAULT. WAS ABLE TO RESET FAULT IAW AMM 21-61-00, NO OTHER FAULTS NOTED.