What was found
ON PUSHING MASTER RECALL, LEFT PACK LIGHT ILLUMINATED. EXTINGUISHED AFTER PUSHING MASTER RESET. ACFT GROUNDED. PERFORMED FIM 21-62, TASK 848, INITIAL EVATUATION AND AMM 21-61-00-700-806-002 LT PACK, AND PACK ZONE TEMP CONTROLLER BITE. THE BIT AND PREVIOUS FLIGHT SHOWED TCV. RAN VERIFY AND FAULT DID NOT STAY CURRENT. OPERATED PACK FOR 10 MINUTES AFTER, RECHECKED PACK ZONE TEMP CONTROLLER WITH NO FAULTS NOTED IAW AMM AND GROUND VERIFICATION. THE FAULT IS NOT ACTIVE. ACFT RELEASED.