As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CONT CAB ZONE TEMP ILLUMINATED, COMPLIED WITH QRH PROCEDURES. GROUNDED - YES. PERFOMRED BITE OF PACK TEMP CONTROLLER IAW FIM 21-62 TASK 801. FOUND FAULT IN PREVIOUS HISTORY FOR "FLT DECK TRIM VALVE". PERFOMRED FIM 21-62 TASK 832. PER INITIAL EVALUATION FAULT RESET SUCESSFUL NO FURTHER ACTION REQUIRED. THIS CLEARS 21-21G. SEAMC DAVE NOTIFIED. PLACARD REMOVED.