As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT PACK LIGHT ILLUMINATED DURING RECALL. EXTINGUISHED AT RESET. ACFT GROUNDED. PERFORMED PACK TEMP CONTROL BITE IAW FIM 21-62 TASK 801. PACK TCV VALVE WAS FAULTED ON PREVIOUS FLIGHT. CLEARED FAULT BY VERIFYING SWITCH ACTUATION. FAULT CLEARED, RAN PACK ON GROUND FOR ONE HOUR, FAULT DID NOT REOCCUR.