As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT PACK LIGHT ILLUMINATES DURING MASTER CAUTION RECALL. EXTINGUISHES WHEN MASTER CAUTION IS RESET. ACFT GROUNDED. INTERROGATED NR 2 PACK ZONE TEMP CONTROLLER: 2 HARD FAULTS FOUND-- TEMP CONTROL VALVE & FWD PASS COMP ZONE TEMP VALVE. REF: AMM 21-61-00. REPLACED TCV REF: AMM 21-51-10. REPLACED FWD PASS ZONE TEMP VALVE REF: 21-61-21. PACK ZONE TEMP CONTROLLER INTERROGATION IS NOW CLEAN.