As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON RECALL ZONE TEMP LIGHT FOR CONT CAB CAME ON. WENT OUT ON RESET. PERFORMED FIM TASK 21 62 00 810 842. APPEARS TO HAVE BEEN AN INTERMITTENT FAULT. CONTROLLER FAULT RESET. PAC OPERATION NORMAL WITH NO REOCCURRING ZONE TEMP LIGHT, HAS NO OTHER HISTORY.