As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT TOP OF DESCENT ON RECALL CONTROL CABIN ZONE TEMP LIGHT ILLUMINATED. ACFT GROUNDED. CONFIRMED CONTROL CABIN ZONE TEMP ILLUMINATED ON RECALL. REF PACK TEMPERATURE CONTROL BITE PROCEDURE IAW FIM 21-62 TASK 801. NR 1 PACK CONTROLLER SHOWS FLIGHT DECK TRIM VALVE FAULT. ACCOMPLISHED RESET, IAW FIM 21-62 TASK 833. COULD NOT DUPLICATE. OPS TEST NORMAL.