As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CABIN ZONE TEMP LIGHT ILLUMINATED ON RECALL. RESET. ACFT GROUNDED. FAULT CODE 216-211-00. INITIAL EVALUATION FOUND THE NR 2 TEMP CONTROLLER SHOWING FLT DECK TRIM VALVE FAULT. PERFORMED FIM 21-62 TASK 842. NOTED ON RESETTING THE NR 2 TEMP CONTROLLER, RAN FIM 21-62 TASK 801 TO RESET AND VERIFY THE NR 2 TEMP CONTROLLER. RAN THE LT PACK, OPERATED THE TEMP CONTROLLER FOR FLT DECK FOR 10 MINS, NO ZONE TEMP LIGHTS.