As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON RECALL, THE CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED PRODUCING A MASTER CAUTION. ZONE TEMP EXTINGUISHED ON RESET OF MASTER CAUTION. ACFT GROUNDED. ACCOMPLISHED BITE OF BOTH PTC, IAW FIM 21-62, TASK 801. NR 2 CONTROLLER FAULTED FOR FLIGHT DECK TRIM VALVE ON BITE AND PREVIOUS FLIGHT WITH GREEN GO ON VERIFY. ACCOMPLISHED FIM 21-62 TASK 832. ALL OPS CHECKED NORMAL.