As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT PACK LT ILLUMINATES ON RECALL "AIR COND" ON MASTER CAUTION PANEL. EXTINGUISHES ON RESET. ACFT GROUNDED. THIS PACK TCV FAULT ON NR 2 PACK/ZONE TEMP CONTROLLER ON BIT & PREVIOUS FLIGHT, GREEN ON VERIFY. RESET FAULT. OPS CK PACK AND REVERIFIED BITE REF FIM 21-62, TASK 848.